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نشرة الممارس الصحي نشرة معلومات المريض بالعربية نشرة معلومات المريض بالانجليزية صور الدواء بيانات الدواء
  SFDA PIL (Patient Information Leaflet (PIL) are under review by Saudi Food and Drug Authority)

Omeral contains the active substance omeprazole. It belongs to a group of medicines called ‘proton pump inhibitors’. They work by reducing the amount of acid that your stomach produces.

Omeral is used to treat the following conditions:

In adults:

  • ‘Gastro-oesophageal reflux disease’ (GORD). This is where acid from the stomach escapes into the gullet (the tube which connects your throat to your stomach) causing pain, inflammation and heartburn.
  • Ulcers in the upper part of the intestine (duodenal ulcer) or stomach (gastric ulcer).
  •  Ulcers which are infected with bacteria called ‘Helicobacter pylori’. If you have this condition, your doctor may also prescribe antibiotics to treat the infection and allow the ulcer to heal.
  • Ulcers caused by medicines called NSAIDs (Non-Steroidal Anti-Inflammatory Drugs). Omeral can also be used to stop ulcers from forming if you are taking NSAIDs.
  • Too much acid in the stomach caused by a growth in the pancreas (Zollinger-Ellison syndrome).

In children:

Children over 1 year of age and ≥ 10 kg

  • ‘Gastro-oesophageal reflux disease’ (GORD). This is where acid from the stomach escapes into the gullet (the tube which connects your throat to your stomach) causing pain, inflammationand heartburn.

In children, the symptoms of the condition can include the return of stomach contents into the mouth (regurgitation), being sick (vomiting) and poor weight gain.

Children and adolescents over 4 years of age

  • Ulcers which are infected with bacteria called ‘Helicobacter pylori’. If your child has this condition, your doctor may also prescribe antibiotics to treat the infection and allow the ulcer to heal.

Do not take Omeral

  • If you are allergic (hypersensitive) to omeprazole or any of the other ingredients of Omeral.
  • If you are allergic to medicines containing other proton pump inhibitors (eg: pantoprazole, lansoprazole, rabeprazole, esomeprazole).
  • f you are taking a medicine containing nelfinavir (used for HIV infection)

If you are not sure, talk to your doctor or pharmacist before taking Omeral.

Take special care with Omeral

Omeral may hide the symptoms of other diseases. Therefore, if any of the following happen to you before you start taking Omeral or while you are taking it, talk to your doctor straight away:

  • You lose a lot of weight for no reason and have problems swallowing.
  • You get stomach pain or indigestion.
  • You begin to vomit food or blood.
  • You pass black stools (blood-stained faeces).
  •  You experience severe or persistent diarrhoea, as omeprazole has been associated with a small increase in infectious diarrhoea.
  •  You have severe liver problems.

If you take Omeral on a long-term basis (longer than 1 year) your doctor will probably keep you under regular surveillance. You should report any new and exceptional symptoms and circumstances whenever you see your doctor.

Taking a proton pump inhibitor like Omeral, especially over a period of more than one year, may slightly increase your risk of fracture in the hip, wrist or spine. Tell your doctor if you have osteoporosis or if you are taking corticosteroids (which can increase the risk of osteoporosis).

Taking other medicines

Please tell your doctor or pharmacist if you are taking or have recently taken any other medicines, including medicines obtained without a prescription. This is because Omeral can affect the way some medicines work and some medicines can have an effect on Omeral.

Do not take Omeral if you are taking a medicine containing nelfinavir (used to treat HIV infection).

Tell your doctor or pharmacist if you are taking any of the following medicines:

  • Ketoconazole, itraconazole, posaconazole or voriconazole (used to treat infections caused by a fungus)
  •  Digoxin (used to treat heart problems)
  • Diazepam (used to treat anxiety, relax muscles or in epilepsy)
  • Phenytoin (used in epilepsy). If you are taking phenytoin, your doctor will need to monitor you when you start or stop taking Omeral
  • Medicines that are used to thin your blood, such as warfarin or other vitamin K blockers. Your doctor may need to monitor you when you start or stop taking Omeral
  •  Rifampicin (used to treat tuberculosis)
  • Atazanavir (used to treat HIV infection)
  • Tacrolimus (in cases of organ transplantation)
  • St John’s wort (Hypericum perforatum) (used to treat mild depression)
  • Cilostazol (used to treat intermittent claudication)
  • Saquinavir (used to treat HIV infection)
  • Clopidogrel (used to prevent blood clots (thrombi))
  • Erlotinib (used to treat cancer)
  • Methotrexate (a chemotherapy medicine used in high doses to treat cancer) – if you are taking a high dose of methotrexate, your doctor may temporarily stop your Omeral treatment

If your doctor has prescribed the antibiotics amoxicillin and clarithromycin as well as Omeral to treat ulcers caused by Helicobacter pylori infection, it is very important that you tell your doctor about any other medicines you are taking.

Taking Omeral with food and drink

You can take your capsules with food or on an empty stomach.

Pregnancy and breast-feeding

Before taking Omeral, tell your doctor if you are pregnant or trying to get pregnant. Your doctor will decide whether you can take Omeral during this time.

Your doctor will decide whether you can take Omeral if you are breast-feeding.

Driving and using machines

Omeral is not likely to affect your ability to drive or use any tools or machines. Side effects such as dizziness and visual disturbances may occur (see section 4). If affected, you should not drive or operate machinery.

Important information about some of the ingredients of Omeral

Omeral capsules contain lactose. If you have been told by your doctor that you have an intolerance to some sugars, contact your doctor before taking this medicinal product.


Always take Omeral exactly as your doctor has told you. You should check with your doctor or pharmacist if you are not sure.

Your doctor will tell you how many capsules to take and how long to take them for. This will depend on your condition and how old you are.

The usual doses are given below:

Adults:

To treat symptoms of GORD such as heartburn and acid regurgitation:

  • If your doctor has found that your food pipe (gullet) has been slightly damaged, the usual dose is 20 mg once a day for 4-8 weeks. Your doctor may tell you to take a dose of 40 mg for a further 8 weeks if your gullet has not yet healed.
  • The usual dose once the gullet has healed is 10 mg once a day.
  •  If your gullet has not been damaged, the usual dose is 10 mg once a day.

To treat ulcers in the upper part of the intestine (duodenal ulcer):

  • The usual dose is 20 mg once a day for 2 weeks. Your doctor may tell you to take the same dose for a further 2 weeks if your ulcer has not yet healed.
  •  If the ulcer do not fully heal, the dose can be increased to 40 mg once a day for 4 weeks.

To treat ulcers in the stomach (gastric ulcer):

  • The usual dose is 20 mg once a day for 4 weeks. Your doctor may tell you to take the same dose for a further 4 weeks if your ulcer has not yet healed.
  • If the ulcer do not fully heal, the dose can be increased to 40 mg once a day for 8 weeks.To prevent the duodenal and stomach ulcers from coming back:
  • The usual dose is 10 mg or 20 mg once a day. Your doctor may increase the dose to 40 mg once a day.

To treat duodenal and stomach ulcers caused by NSAIDs (Non-Steroidal Anti-Inflammatory Drugs):

  • The usual dose is 20 mg once a day for 4–8 weeks.

To prevent duodenal and stomach ulcers if you are taking NSAIDs:

  • The usual dose is 20 mg once a day.

To treat ulcers caused by Helicobacter pylori infection and to stop them coming back:

  • The usual dose is 20 mg Omeral twice a day for one week.
  •  Your doctor will also tell you to take two antibiotics among amoxicillin, clarithromycin and metronidazole.

To treat too much acid in the stomach caused by a growth in the pancreas (Zollinger-Ellison syndrome):

  • The usual dose is 60 mg daily.
  • Your doctor will adjust the dose depending on your needs and will also decide how long you need to take the medicine for.

Children:

To treat symptoms of GORD such as heartburn and acid regurgitation:

  • Children over 1 year of age and with a body weight of more than 10 kg may take Omeral. The dose for children is based on the child’s weight and the doctor will decide the correct dose.

To treat ulcers caused by Helicobacter pylori infection and to stop them coming back:

  •  Children aged over 4 years may take Omeral. The dose for children is based on the child’s weight and the doctor will decide the correct dose.
  • Your doctor will also prescribe two antibiotics called amoxicillin and clarithromycin for your child.

 Taking this medicine

  • It is recommended that you take your capsules in the morning.
  • You can take your capsules with food or on an empty stomach.
  •  Swallow your capsules whole with half a glass of water. Do not chew or crush the capsules. This is because the capsules contain coated pellets which stop the medicine from being broken down by the acid in your stomach. It is important not to damage the pellets.

What to do if you or your child have trouble swallowing the capsules

  •  If you or your child have trouble swallowing the capsules:

-  Open the capsules and swallow the contents directly with half a glass of water or put the contents into a glass of still (non-fizzy) water, any acidic fruit juice (e.g. apple, orange or pineapple) or apple sauce.

-  Always stir the mixture just before drinking it (the mixture will not be clear). Then drink the mixture straight away or within 30 minutes.

-  To make sure that you have drunk all of the medicine, rinse the glass very well with half a glass of water and drink it. The solid pieces contain the medicine - do not chew or crush them.

If you take more Omeral than you should

If you take more Omeral than prescribed by your doctor, talk to your doctor or pharmacist straight away.

If you forget to take Omeral

If you forget to take a dose, take it as soon as you remember it. However, if it is almost time for your next dose, skip the missed dose. Do not take a double dose to make up for a forgotten dose.


Like all medicines, Omeral can cause side effects, although not everybody gets them.

If you notice any of the following rare but serious side effects, stop taking Omeral and contact a doctor immediately:

  • Sudden wheezing, swelling of your lips, tongue and throat or body, rash, fainting or difficulties in swallowing (severe allergic reaction).
  • Reddening of the skin with blisters or peeling. There may also be severe blisters and bleeding in the lips, eyes, mouth, nose and genitals. This could be ‘Stevens-Johnson syndrome’ or ‘toxic epidermal necrolysis’.
  • Yellow skin, dark urine and tiredness which can be symptoms of liver problems.

Side effects may occur with certain frequencies, which are defined as follows:

Very common :  affects more than 1 user in 10

Common  : affects 1 to 10 users in 100

Uncommon  : affects 1 to 10 users in 1,000

Rare  : affects 1 to 10 users in 10,000

Very rare  : affects less than 1 user in 10,000

Not known :  frequency cannot be estimated from the available data

Other side effects include:

Common side effects

  • Headache.
  • Effects on your stomach or gut: diarrhoea, stomach pain, constipation, wind (flatulence).
  •  Feeling sick (nausea) or being sick (vomiting).

Uncommon side effects

  • Swelling of the feet and ankles.
  • Disturbed sleep (insomnia).
  • Dizziness, tingling feelings such as “pins and needles”, feeling sleepy.
  • Spinning feeling (vertigo).
  • Changes in blood tests that check how the liver is working.
  • Skin rash, lumpy rash (hives) and itchy skin.
  • Generally feeling unwell and lacking energy.

Rare side effects

  • Blood problems such as a reduced number of white cells or platelets. This can cause weakness, bruising or make infections more likely.
  • Allergic reactions, sometimes very severe, including swelling of the lips, tongue and throat, fever, wheezing.
  • Low levels of sodium in the blood. This may cause weakness, being sick (vomiting) and cramps.
  • Feeling agitated, confused or depressed.
  • Taste changes.
  • Eyesight problems such as blurred vision.
  • Suddenly feeling wheezy or short of breath (bronchospasm).
  • Dry mouth.
  •  An inflammation of the inside of the mouth.
  •  An infection called “thrush” which can affect the gut and is caused by a fungus.
  • Liver problems, including jaundice which can cause yellow skin, dark urine, and tiredness.
  • Hair loss (alopecia).
  • Skin rash on exposure to sunshine.
  • Joint pains (arthralgia) or muscle pains (myalgia).
  • Severe kidney problems (interstitial nephritis).
  • Increased sweating.

Very rare side effects

  • Changes in blood count including agranulocytosis (lack of white blood cells).
  • Aggression.
  • Seeing, feeling or hearing things that are not there (hallucinations).
  • Severe liver problems leading to liver failure and inflammation of the brain.
  • Sudden onset of a severe rash or blistering or peeling skin. This may be associated with a high fever and joint pains (Erythema multiforme, Stevens-Johnson syndrome, toxic epidermal necrolysis).
  • Muscle weakness.
  • Enlarged breasts in men.

Not known

  • Inflammation in the gut (leading to diarrhoea).
  • If you are on Omeral for more than three months it is possible that the levels of magnesium in your blood may fall. Low levels of magnesium can be seen as fatigue, involuntary muscle contractions, disorientation, convulsions, dizziness or increased heart rate. If you get any of these symptoms, please tell your doctor promptly. Low levels of magnesium can also lead to a reduction in potassium or calcium levels in the blood. Your doctor may decide to perform regular blood tests to monitor your levels of magnesium.

Omeral may in very rare cases affect the white blood cells leading to immune deficiency. If you have an infection with symptoms such as fever with a severely reduced general condition or fever with symptoms of a local infection such as pain in the neck, throat or mouth or difficulties in urinating, you must consult your doctor as soon as possible so that a lack of white blood cells (agranulocytosis) can be ruled out by a blood test. It is important for you to give information about your medicine at this time.

Do not be concerned by this list of possible side effects. You may not get any of them. If any of the side effects get serious, or if you notice any side effects not listed in this leaflet, please tell your doctor or pharmacist.


 

  •  Keep out of the reach and sight of children.
  • Do not use Omeral after the expiry date which is stated on the pack after EXP. The expiry date refers to the last day of that month.
  • store below 25°C.
  •  Medicines should not be disposed of via wastewater or household waste. Ask your pharmacist how to dispose of medicines no longer required. These measures will help to protect the environment.

 

  • The active substance is omeprazole. Omeral hard gastro-resistant capsules (gastro-resistant capsules) contain 10 mg or 20 mg of omeprazole.
  • The other ingredients are Diethyl Phthalate; Crystallized disodium phosphate; Lactose; Hypromellose (hydroxypropylmethylcellulose); Maize starch; Hypromellose phthalate; Sucrose; Sodium lauryl sulfate: Hydroxypropyl cellulose.

• Omeral 10 mg capsules have a Purple body, purple Cap size (3) imprinted with "JP1 030", Containing white to off-white spherical enteric coated pellets. • Omeral 20 mg capsules have a Purple body, Opaque flesh cap, size (2) capsules, imprinted "JP1 009", Containing white to off-white pellets. Pack sizes: • 10 mg: Bottle of 14 capsules. • 20 mg: Bottle of 14 capsules.

Jazeera Pharmaceutical Industries (JPI)

Riyadh, Saudi Arabia, 11666 Riyadh, P.O.Box 106229

Phone No.: +966-11-207-8172

Fax: +966-11-207-8097

E-mail: medical@jpi.com.sa


This leaflet was last approved in 11/2014, version 1.0
  نشرة الدواء تحت مراجعة الهيئة العامة للغذاء والدواء (اقرأ هذه النشرة بعناية قبل البدء في استخدام هذا المنتج لأنه يحتوي على معلومات مهمة لك)

يحتوي أوميرال على المادة الفعالة أوميبرازول. وهو ينتمي إلى مجموعة من الأدوية تسمى "مثبطات مضخة البروتون". وهي تعمل عن طريق تقليل كمية الحمض الذي تنتجه معدتك.

يستخدم أوميرال لعلاج الحالات التالية:

للبالغين:

  • مرض الجزر المعدي المريئي، حيث يصعد حامض من المعدة إلى المريء (الأنبوب الذي يربط الحلق بالمعدة) مما يسبب الأم والالتهاب والحرقة.
  • قرحة المعدة في الجزء العلوي من الأمعاء (قرحة الاثنى عشر) أو المعدة (قرحة المعدة)
  • قرحة المعدة التي تصاب بها ببكتيريا تسمى "هيليكوباكتر بيلوري" إذا كانت لديك هذه الحالة، قد يصف لك الطبيب أيضا مضادات حيوية لعلاج الالتهاب، والسماح للقرحة بالشفاء.
  • قرحة المعدة التي تسببها أدوية تسمى مضادات الالتهاب غير الستيروئيدية (الأدوية غير الستيرويدية المضادة للالتهابات).                                                                           ويمكن أيضا أن يستخدم أوميرال لوقف القرحة من التشكل إذا كنت تتناول مضادات الالتهاب غير الستيرويدية.  
  • الحمض الكثير في المعدة الناجم عن نمو في البنكرياس (متلازمة زولينجر إليسون).

           في الأطفال

   الأطفال أكبر من 1 سنة من العمر، و≥ 10 كغ

  • مرض الجزر المعدي المريئي. وهو حامض يصعد من المعدة إلى المريء (الأنبوب الذي يربط الحلق بالمعدة) مما يسبب الألم والالتهاب والحرقة.

لدى الأطفال، يمكن لأعراض الحالة تشمل عودة محتويات المعدة إلى الفم والقيء وضعف وزيادة الوزن.

  الأطفال والمراهقين أكثر من 4 سنوات من العمر

  • قرحة المعدة تسببها بكتيريا تسمى "هيليكوباكتر بيلوري". إذا كان طفلك يعاني هذه الحالة، قد يصف الطبيب أيضا المضادات الحيوية لعلاج الالتهاب، والسماح للقرحة بالشفاء.

 

موانع استعمال أوميرال:

لا تستخدم أوميرال:

  • إذا كنت تعاني من حساسية لأوميبرازول أو أي من المكونات الأخرى من أوميرال.
  • إذا كان لديك حساسية من الأدوية التي تحتوي على غيرها من مثبطات مضخة البروتون (على سبيل المثال: بانتوبرازول، لانزوبرازول، الرابيبرازول، ايسوميبرازول).
  • إذا كنت تأخذ دواء يحتوي على نلفينافير (الذي يستخدم لعدوى فيروس نقص المناعة البشرية).

إذا لم تكن متأكدا، تحدث مع طبيبك أو الصيدلي قبل أخذ أوميرال.

الاحتياطات عند استخدام أوميرال

قد يخفي أوميرال أعراض أمراض أخرى. ولذلك، إذا حدث أي مما يلي لك قبل البدء بتناول أوميرال أو أثناء تناوله، تحدث إلى الطبيب على الفور:

  • فقد الكثير من الوزن دون سبب والمعاناة من مشاكل في البلع
  • الحصول على آلام في المعدة او عسر الهضم
  • بدء تقيؤ الطعام أو الدم
  • البراز الأسود (البراز الملطخ بالدم)
  • الإسهال الشديد أو المستمر، كما ارتبط أوميبرازول مع زيادة طفيفة في الإسهال المعدي
  • مشاكل في الكبد حادة

إذا كنت تأخذ اوميرال على أساس طويل الأجل (أطول من 1 سنة) من المحتمل أن يبقيك طبيبك تحت المراقبة العادية. يجب الإبلاغ عن أي أعراض وحالات جديدة واستثنائية كلما رأيت الطبيب.

أخذ مثبطات مضخة البروتون مثل أوميرال، وخاصة خلال فترة أكثر من سنة واحدة، قد يزيد قليلا من خطر الإصابة بكسور في الورك والمعصم أو العمود الفقري. أخبر طبيبك إذا كان لديك مرض هشاشة العظام أو إذا كنت تأخذ الستيرويدات (التي يمكن أن تزيد من خطر ترقق العظام).

التداخلات الدوائية مع الأدوية الأخرى أو الأعشاب أو المكملات الغذائية

يجب استشارة طبيبك أو الصيدلي قبل استخدام أوميرال إذا كنت تأخذ أو أخذت مؤخرا أية أدوية أخرى، بما في ذلك الأدوية التي تم الحصول عليها بدون وصفة طبية. قد تتأثر هذه الأدوية في أوميرال أو قد يؤثر في حسن أداءها.

لا تأخذ أوميرال إذا كنت تأخذ دواء يحتوي على نلفينافير (الذي يستخدم لعلاج عدوى فيروس نقص المناعة البشرية)

أخبر طبيبك أو الصيدلي إذا كنت تأخذ أي من الأدوية التالية:

  • الكيتوكونازول، الايتراكونازول، بوساكونازول أو فوريكونازول (الذي يستخدم لعلاج الالتهابات التي تسببها الفطريات)
  • الديجوكسين (الذي يستخدم لعلاج مشاكل القلب)
  • ديازيبام (الذي يستخدم لعلاج القلق، واسترخاء العضلات أو في الصرع)
  • الفينيتوين (المستخدم في الصرع). إذا كنت تأخذ الفينيتوين، سوف تحتاج إلى مراقبة عند بدء أو التوقف عن تناول اوميرال
  • الأدوية التي تستخدم لتمييع الدم، مثل الوارفارين أو غيرها من حاصرات فيتامين ك. قد تحتاج إلى مراقبة عند بدء أو التوقف عن تناول أوميرال
  • ريفامبيسين (الذي يستخدم لعلاج السل)
  • اتازنفير (الذي يستخدم لعلاج عدوى فيروس نقص المناعة البشرية)
  • التاكروليموس (لحالات زرع الأعضاء)
  • نبتة سانت جونز (بيرفوراتوم) (التي تستخدم لعلاج الاكتئاب الخفيف)
  • سيلوستازول (الذي يستخدم لعلاج العرج المتقطع)
  • ساكوينافير (الذي يستخدم لعلاج عدوى فيروس نقص المناعة البشرية)
  • كلوبيدوغريل (الذي يستخدم لمنع تجلط الدم)
  • إيرلوتينيب (الذي يستخدم لعلاج السرطان)
  • الميثوتركسات (دواء العلاج الكيميائي المستخدم في جرعات عالية لعلاج السرطان). إذا كنت تتناول جرعة عالية من الميثوتريكسات، قد يوقف طبيبك مؤقتا العلاج بأوميرال

إذا وصف طبيبك مضادات أموكسيسيلين الحيوية و كلاريثروميسين وأوميرال لعلاج القرحة التي تسببها عدوى هيليكوباكتر بيلوري، من المهم جدا ان تخبر طبيبك عن أي أدوية أخرى تأخذها.

تناول أوميرال مع الطعام والشراب

تستطيع تناول أوميرال مع أو بدون الطعام.

 الحمل والرضاعة

يرجى استشارة طبيبك إذا كنت حاملا أو مرضعة، أو تعتقدين أنك حاملا أو تخططين لذلك.

طبيبك سوف يقرر ما إذا كان يمكن أن تأخذي أوميرال إذا كنت ترضعين رضاعة طبيعية.

 تأثير أوميرال على القيادة واستخدام الآلات

ليس من المحتمل أن يؤثر أوميرال على القدرة على القيادة أو استخدام أي أدوات أو آلات. آثار جانبية مثل الدوخة واضطرابات بصرية قد تحدث (انظر القسم 4). إذا تضررت، يجب ألا تقوم بقيادة السيارة أو تشغيل الآلات.

   معلومات هامة حول بعض مكونات أوميرال

يحتوي أوميرال على اللاكتوز.يرجى استشارة طبيبك قبل استخدامه إذا أخبرك الطبيب أنك تعاني من عدم احتمال بعض السكريات.

 

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يرجى استخدام أميرال تماما كما وصفه الطبيب أو استشارة الطبيب او الصيدلي إذا كنت غير متأكد.

سوف يخبرك طبيبك عدد الكبسولات التي يجب اخذها ومتى تأخذها. وهذا سيعتمد على حالتك وعمرك.

وفيما يلي الجرعات المعتادة:

البالغين:

  لعلاج أعراض مرض الجزر المعدي المريئي مثل الحرقة وقلس الحمض:

  • إذا وجد الطبيب أن المريء قد تضرر قليلا، فالجرعة المعتادة هي 20 مغ مرة واحدة يوميا لمدة 4-8 أسابيع. قد يخبرك الطبيب أن تأخذ جرعة 40 مغ لمدة 8 أسابيع أخرى إذا كان المريء لم يلتئم بعد.
  • الجرعة المعتادة مرة واحدة حتى يلتئم المريء هي 10 مغ مرة واحدة يوميا.
  • إذا لم يتلف المريء، الجرعة المعتادة هي 10 مغ مرة واحدة يوميا.

    لعلاج قرحة في الجزء العلوي من الأمعاء (قرحة الاثني عشر):

  • الجرعة المعتادة هي 20 مغ مرة واحدة يوميا لمدة 2 أسبوع.
  • قد يخبرك طبيبك أن تأخذ جرعة واحدة لأسبوعين آخرين إذا لم تلتئم القرحة بعد.
  • إذا كانت قرحة لم تلتئم تماما، يمكن زيادة الجرعة إلى 40 مغ مرة واحدة يوميا لمدة 4 أسابيع.

   لعلاج قرحة المعدة:

  • الجرعة المعتادة هي 20 مغ مرة واحدة يوميا لمدة 4 أسابيع.
  • قد يخبرك طبيبك أن تأخذ جرعة واحدة لمدة 4 أسابيع أخرى إذا لم تلتئم القرحة بعد.
  • إذا كانت قرحة لم تلتئم تماما، يمكن زيادة الجرعة إلى 40 مغ مرة واحدة يوميا لمدة 8 أسابيع لمنع العفجية وقرحة المعدة من العودة مرة أخرى.
  • الجرعة المعتادة هي 10 مغ او 20 مغ مرة واحدة يوميا. قد يزيد طبيبك الجرعة إلى 40 مغ مرة واحدة يوميا.

لعلاج قرحة المعدة والاثني عشر التي تسببها مضادات الالتهاب غير الستيرويدية:

  • الجرعة المعتادة هي 20 مغ مرة واحدة يوميا لمدة 4-8 أسابيع.

لمنع العفجية وقرحة المعدة إذا كنت تتناول مضادات الالتهاب غير الستيرويدية:

  • الجرعة المعتادة هي 20 مغ مرة واحدة يوميا.

لعلاج القرحة التي تسببها عدوى الملوية البوابية ووقف عودتها:

  • الجرعة المعتادة هي 20 مغ مرتين يوميا لمدة أسبوع واحد.
  • سوف يخبرك طبيبك أيضا أن تأخذ اثنين من المضادات الحيوية بين أموكسيسيلين، كلاريثروميسين و ميترونيدازول.

لعلاج كثرة حمض المعدة الناجمة عن النمو في البنكرياس (متلازمة زولينجر إليسون):

  • الجرعة المعتادة هي 60 مغ يوميا.
  • طبيبك سوف يعدل الجرعة اعتمادا على الاحتياجات الخاصة بك وسوف يقرر أيضا كم من الوقت تحتاج إلى أن تأخذ الدواء.

الأطفال:

لعلاج أعراض مرض الجزر المعدي المريئي مثل الحرقة وقلس الحمض:

  • الأطفال أكثر من 1 سنة من العمر مع وزن جسم أكثر من 10 كغ يمكن أن يأخذوا أوميرال. تستند الجرعة للأطفال على وزن الطفل وسوف يقرر الطبيب الجرعة الصحيحة.

لعلاج القرحة التي تسببها عدوى الملوية البوابية وقف عودتها:

  • الأطفال الذين تزيد أعمارهم عن 4 سنوات يمكن أن يأخذوا أوميرال. تستند الجرعة للأطفال على وزن الطفل و سوف يقرر الطبيب الجرعة الصحيحة.
  • سوف يصف الطبيب أيضا اثنين من المضادات الحيوية أموكسيسيلين وكلاريثروميسين لطفلك.

 تناول هذا الدواء

  • من المستحسن أن تأخذ الكبسولات في الصباح.
  • يمكنك أن تأخذ الكبسولات مع الطعام أو على الريق.
  • ابتلع الكبسولات كلها مع نصف كوب من الماء. لا تمضغ أو تسحق الكبسولات.و ذلك لأن الكبسولات تحتوي على حبيبات مغلفة تمنع الدواء من ان يتكسر بالحمض الموجود في المعدة. من المهم عدم إتلاف الكريات.

 ماذا تفعل إذا كنت تعاني أو يعاني طفلك من مشكلة ابتلاع الكبسولات

  • إذا كنت انت او طفلك تعانون صعوبة في ابتلاع الكبسولات:

-  افتح الكبسولات و ابتلع المحتويات مباشرة مع نصف كوب من الماء أو ضع المحتويات في كوب من الماء العذب (غير الغازية) أي عصير فواكه حمضية (مثل التفاح او البرتقال او الأناناس) أو عصير التفاح

-  قلب الخليط دائما قبل شربه (لن كون الخليط شفافا) ثم اشرب هذا الخليط على الفور أو في غضون 30 دقيقة

-   للتأكد من أنك شربت كل من الدواء، اشطف الزجاجة بشكل جيد جدا مع نصف كوب من الماء واشربه. القطع الصلبة تحتوي على الدواء-لا تمضغها او تسحقها

الجرعة الزائدة من أوميرال

إذا حدث هذا، اسأل الطبيب أو الصيدلي فورا.

نسيان تناول جرعة أوميرال

إذا كنت قد نسيت أن تأخذ جرعة، خذها حالما تتذكر ذلك. ومع ذلك، إذا كان الوقت قريب لتناول الجرعة التالية فتجاوز الجرعة المنسية. لا تأخذ جرعة مضاعفة لتعويض الجرعة المنسية.

مثل جميع الأدوية، قد يعاني بعض المرضى من أعراض نتيجة تناول أوميرال.

إذا لاحظت أي من الآثار الجانبية النادرة ولكن الخطيرة التالية، توقف عن أخذ أوميرال واتصل بالطبيب على الفور:

  • الصفير المفاجئ، وتورم في الشفتين واللسان والحلق أو الجسم، والطفح الجلدي، والإغماء أو صعوبات في البلع (رد فعل تحسسي شديد)
  • احمرار في الجلد مع ظهور بثور أو تقشير. قد يكون هناك أيضا بثور حادة ونزيف في الشفاه والعينين والفم والانف والأعضاء التناسلية. هذا يمكن ان يكون "متلازمة ستيفنز جونسون" او "انحلال البشرة السمي"
  • الجلد الأصفر، البول الداكن والتعب والتي يمكن أن تكون أعراض مشاكل في الكبد

قد تحدث آثار جانبية مع شيوع معين، والتي تعرف كما يلي:

شائعة جدا

تؤثر على أكثر من 1 من كل 10

شائعة

تؤثر على 1 إلى 10 من كل 100

غير شائعة

تؤثر على 1 إلى 10 من كل 1000

نادرة

تؤثر على 1 إلى 10 من كل 10000

نادرة جدا

تؤثر على أقل من 1 من كل 10000

غير معروفة

لا يمكن تقدير الشيوع من البيانات المتاحة

تشمل الآثار الجانبية الأخرى:

الآثار الجانبية الشائعة

  • الصداع
  • التأثيرات على المعدة أو الأمعاء: الإسهال، وآلام في المعدة، والإمساك، الغازات (انتفاخ البطن)
  • الغثيان والتقيؤ

الآثار الجانبية غير الشائعة

  • تورم في القدمين والكاحلين
  • اضطراب في النوم (الارق)
  • الدوخة، الوخز، والشعور بالنعاس
  • الشعور بالدوار 
  • التغييرات في فحوصات الدم التي تتحقق من كيفية عمل الكبد
  • طفح الجلد، والطفح الجلدي العقدي وحكة في الجلد
  • الشعور بالتوعك والافتقار إلى الطاقة

الآثار الجانبية النادرة

  • مشاكل في الدم مثل انخفاض عدد الخلايا البيضاء أو الصفائح الدموية. هذا يمكن ان يسبب ضعف، وكدمات أو إصابات أكثر احتمالا
  • الحساسية، وأحبانا تكون شديدة جدا، بما في ذلك تورم في الشفتين واللسان والحلق، والحمى، والتنفس
  • انخفاض مستويات الصوديوم في الدم. قد يسبب هذا الضعف، والقيء وتشنجات
  • الشعور بالتهيج، والتشوش أو الاكتئاب
  • تغير الطعم
  • مشاكل البصر مثل عدم وضوح الرؤية
  • الشعور فجأة بالصفير أو ضيق في التنفس (تشنج قصبي)
  • جفاف الفم
  • التهاب في داخل الفم
  • التهاب يسمى "القلاع" والذي يمكن ان يؤثر على الأمعاء ويسببه نوع من الفطريات
  • مشاكل في الكبد، بما في ذلك اليرقان الذي يمكن أن يسبب البشرة الصفراء والبول الداكن، والتعب
  • تساقط الشعر (الصلع)
  • طفح الجلد عند التعرض لأشعة الشمس
  • آلام في المفاصل (الم مفصلي) أو آلام العضلات (ألم عضلي)
  • مشاكل في الكلى حادة (التهاب الكلية الخلالي)
  • زيادة التعرق                                                                                                                                                                                                                                                                       

الآثار الجانبية النادرة جدا

  • تغيرات في تعداد الدم بما في ذلك ندرة المحببات (عدم وجود خلايا الدم البيضاء)
  • العدوانية
  • رؤية، والشعور أو سماع أشياء غير موجودة (الهلوسة)
  • مشاكل في الكبد شديدة مما يؤدي إلى فشل الكبد والتهاب الدماغ
  • طفح جلدي شديد أو تحوصل الجلد أو تقشيره. هذا قد يترافق مع ارتفاع درجة الحرارة وآلام في المفاصل (حمامي عديدة الأشكال، متلازمة ستيفنز جونسون، انحلال البشرة السمي)
  • ضعف العضلات
  • كبر الثدي لدى الرجال

غير معروفة

  • التهاب في القناة الهضمية (مما يؤدي إلى الإسهال)
  • إذا كنت تتناول أوميرال لأكثر من ثلاثة أشهر من الممكن أن تهبط مستويات المغنيسيوم في الدم. و يمكن رؤية مستويات منخفضة من المغنيسيوم ، التعب، تقلصات العضلات اللاإرادية، والارتباك، والتشنجات، والدوخة أو زيادة معدل ضربات القلب

إذا كان لديك أي من هذه الأعراض، من فضلك أخبر طبيبك فورا. المستويات المنخفضة من المغنيسيوم يمكن أن تؤدي أيضا إلى انخفاض في مستويات البوتاسيوم أو الكالسيوم في الدم. قد يقرر طبيبك إجراء فحوصات الدم العادية لرصد مستويات المغنيسيوم لديك.

قد يؤثر أوميرال في حالات نادرة جدا على خلايا الدم البيضاء مما يؤدي إلى نقص المناعة. إذا كان لديك التهاب مع أعراض مثل الحمى مع انخفاض حاد أو حمى مع اعراض التهاب عضوية مثل آلام في الرقبة والحلق أو الفم أو صعوبات في التبول، عليك استشارة الطبيب في أقرب وقت ممكن حتى يتسنى علاج نقص خلايا الدم البيضاء (ندرة المحببات) من خلال فحص الدم. من المهم بالنسبة لك أن تعطي المعلومات عن دوائك في هذا الوقت.

لا تقلق من قائمة الآثار الجانبية تلك، فقد لا تصاب بأي منها. راجع طبيبك أو الصيدلي إذا ساءت أية من هذه الآثار الجانبية أو لاحظت ظهور أية آثار جانبية غير مدرجة في هذه النشرة. 

احفظ هذا الدواء بعيدا عن مرأى ومتناول الأطفال.

لا تحفظ الدواء عند درجة حرارة أعلى من 25 مئوية.

لا تستخدم هذا الدواء بعد تاريخ انتهاء الصلاحية المذكور على العلبة الخارجية.

يشير تاريخ الانتهاء إلى اليوم الأخير من ذلك الشهر.

لا تستخدم هذا الدواء إذا لاحظت علامات تلف واضحة عليه.

لا تتخلص من الأدوية عن طريق مياه الصرف الصحي أو النفايات المنزلية. اسأل الصيدلي عن كيفية التخلص من الأدوية التي لم تعد بحاجة اليها.

 

 

المادة الفعالة هي أوميبرازول، تحتوي كبسولات أوميرال صعبة المقاومة المعدية على 10 مغ أو 20 مغ من أوميبرازول

المواد الأخرى المستخدمة في التركيبة التصنيعية هي ديثيل فثاليت، فوسفات ثنائي الصوديوم المتبلور ، لاكتوز، هيبرميلوز (هيدروكسي بروبيل ميثيل)، نشا الذرة، هيبرميلوز فثاليت، سكروز، كبريتات لوريل الصوديوم، هيدروكسي بروبيل السليلوز.

 

 

  • أميرال 10 مغ كبسولات: ذات جسم أرجواني، و غطاء أرجواني حجم 3 مطبوع عليه "JP1 030"، تحتوي على كريات معوية بيضاء إلى صفراء مغلفة.
  • أميرال 20 مغ كبسولات: ذات جسم أرجواني ، وغطاء أرجواني حجم 2 مطبوع عليه"JP1 009"، تحتوي على كريات بيضاء إلى صفراء.
  • حجم العبوات: * 10 مغ: علبة من 14 كبسولة.
  • 20مغ: زجاجة من 14 كبسولة

 

الجزيرة للصناعات الدوائية

الرياض، السعودية، 11666 الرياض، صندوق بربد 106229

هاتف: 966112078172

فاكس: 966112078097

                                                                                                         medical@jpi.com.sa : البريد الإلكتروني

      

تمت الموافقة على ھذه النشرة بتاريخ2014 /11، رقم النسخة: 1.0
 Read this leaflet carefully before you start using this product as it contains important information for you

Omeral 20 mg hard gastro-resistant capsules

Each capsule contains 20 mg omeprazole. Excipient: Each capsule contains 8 mg lactose. For a full list of excipients, see section 6.1.

Gastro-resistant capsule, hard (gastro-resistant capsule). Purple body, Opaque flesh Cap, size (2) Capsules, imprinted "JP1 009", Containing white to off-white pellets.

Omeral capsules are indicated for:

Adults

  •  Treatment of duodenal ulcers
  •  Prevention of relapse of duodenal ulcers
  •  Treatment of gastric ulcers
  • Prevention of relapse of gastric ulcers
  • In combination with appropriate antibiotics, Helicobacter pylori (H. pylori) eradication in peptic ulcer disease
  • Treatment of NSAID-associated gastric and duodenal ulcers
  • Prevention of NSAID-associated gastric and duodenal ulcers in patients at risk
  • Treatment of reflux oesophagitis
  • Long-term management of patients with healed reflux oesophagitis
  • Treatment of symptomatic gastro-oesophageal reflux disease
  • Treatment of Zollinger-Ellison syndrome

Paediatric use

Children over 1 year of age and ≥ 10 kg

  • Treatment of reflux oesophagitis
  • Symptomatic treatment of heartburn and acid regurgitation in gastro-oesophageal reflux disease

 Children and adolescents over 4 years of age

  • In combination with antibiotics in treatment of duodenal ulcer caused by H. pylori

Posology in adults

Treatment of duodenal ulcers

The recommended dose in patients with an active duodenal ulcer is Omeral 20 mg once daily. In most patients healing occurs within two weeks. For those patients who may not be fully healed after the initial course, healing usually occurs during a further two weeks treatment period. In patients with poorly responsive duodenal ulcer Omeral 40 mg once daily is recommended and healing is usually achieved within four weeks.

Prevention of relapse of duodenal ulcers

For the prevention of relapse of duodenal ulcer in H. pylori negative patients or when H. pylori eradication is not possible the recommended dose is Omeral 20 mg once daily. In some patients a daily dose of 10 mg may be sufficient. In case of therapy failure, the dose can be increased to 40 mg.

 Treatment of gastric ulcers

The recommended dose is Omeral 20 mg once daily. In most patients healing occurs within four weeks. For those patients who may not be fully healed after the initial course, healing usually occurs during a further four weeks treatment period. In patients with poorly responsive gastric ulcer Omeral 40 mg once daily is recommended and healing is usually achieved within eight weeks.

 Prevention of relapse of gastric ulcers

For the prevention of relapse in patients with poorly responsive gastric ulcer the recommended dose is Omeral 20 mg once daily. If needed the dose can be increased to Omeral 40 mg once daily.

 H. pylori eradication in peptic ulcer disease

For the eradication of H. pylori, the selection of antibiotics should consider the individual patient's drug tolerance, and should be undertaken in accordance with national, regional and local resistance patterns and treatment guidelines.

  • Omeral 20 mg + clarithromycin 500 mg + amoxicillin 1,000 mg, each twice daily for one week, or
  • Omeral 20 mg + clarithromycin 250 mg (alternatively 500 mg) + metronidazole 400 mg (or 500 mg or tinidazole 500 mg), each twice daily for one week or
  • Omeral 40 mg once daily with amoxicillin 500 mg and metronidazole 400 mg (or 500 mg or tinidazole 500 mg), both three times a day for one week.

In each regimen, if the patient is still H. pylori positive, therapy may be repeated.

Treatment of NSAID-associated gastric and duodenal ulcers

For the treatment of NSAID-associated gastric and duodenal ulcers, the recommended dose is Omeral 20 mg once daily. In most patients healing occurs within four weeks. For those patients who may not be fully healed after the initial course, healing usually occurs during a further four weeks treatment period.

Prevention of NSAID-associated gastric and duodenal ulcers in patients at risk

For the prevention of NSAID-associated gastric ulcers or duodenal ulcers in patients at risk (age> 60, previous history of gastric and duodenal ulcers, previous history of upper GI bleeding) the recommended dose is Omeral 20 mg once daily.

 Treatment of reflux oesophagitis

The recommended dose is Omeral 20 mg once daily. In most patients healing occurs within four weeks. For those patients who may not be fully healed after the initial course, healing usually occurs during a further four weeks treatment period.

In patients with severe oesophagitis Omeral 40 mg once daily is recommended and healing is usually achieved within eight weeks.

 Long-term management of patients with healed reflux oesophagitis

For the long-term management of patients with healed reflux oesophagitis the recommended dose is Omeral 10 mg once daily. If needed, the dose can be increased to Omeral 20-40 mg once daily.

 Treatment of symptomatic gastro-oesophageal reflux disease

The recommended dose is Omeral 20 mg daily. Patients may respond adequately to 10 mg daily, and therefore individual dose adjustment should be considered.

If symptom control has not been achieved after four weeks treatment with Omeral 20 mg daily, further investigation is recommended.

 Treatment of Zollinger-Ellison syndrome

In patients with Zollinger-Ellison syndrome the dose should be individually adjusted and treatment continued as long as clinically indicated. The recommended initial dose is Omeral 60 mg daily. All patients with severe disease and inadequate response to other therapies have been effectively controlled and more than 90% of the patients maintained on doses of Omeral 20-120 mg daily. When dose exceed Omeral 80 mg daily, the dose should be divided and given twice daily.

Posology in children

Children over 1 year of age and ≥ 10 kg

Treatment of reflux oesophagitis

Symptomatic treatment of heartburn and acid regurgitation in gastro-oesophageal reflux disease

The posology recommendations are as follows:

Age

Weight

Posology

≥ 1 year of age

10-20 kg

10 mg once daily. The dose can be increased to 20 mg once daily if needed

≥ 2 years of age

> 20 kg

20 mg once daily. The dose can be increased to 40 mg once daily if needed

Reflux oesophagitis: The treatment time is 4-8 weeks.

Symptomatic treatment of heartburn and acid regurgitation in gastro-oesophageal reflux disease: The treatment time is 2–4 weeks. If symptom control has not been achieved after 2–4 weeks the patient should be investigated further.

Children and adolescents over 4 years of age

Treatment of duodenal ulcer caused by H. pylori

When selecting appropriate combination therapy, consideration should be given to official national, regional and local guidance regarding bacterial resistance, duration of treatment (most commonly 7 days but sometimes up to 14 days), and appropriate use of antibacterial agents.

The treatment should be supervised by a specialist.

The posology recommendations are as follows:

Weight

Posology

15–30 kg

Combination with two antibiotics: Omeral 10 mg, amoxicillin 25 mg/kg body weight and clarithromycin 7.5 mg/kg body weight are all administrated together two times daily for one week.

31–40 kg

Combination with two antibiotics: Omeral 20 mg, amoxicillin 750 mg and clarithromycin 7.5 mg/kg body weight are all administrated two times daily for one week.

> 40 kg

Combination with two antibiotics: Omeral 20 mg, amoxicillin 1 g and clarithromycin 500 mg are all administrated two times daily for one week.

Special populations

Impaired renal function

Dose adjustment is not needed in patients with impaired renal function (see section 5.2).

 Impaired hepatic function

In patients with impaired hepatic function a daily dose of 10–20 mg may be sufficient (see section 5.2).

 Elderly (> 65 years old)

Dose adjustment is not needed in the elderly (see section 5.2).

Method of administration

It is recommended to take Omeral capsules in the morning, preferably without food, swallowed whole with half a glass of water. The capsules must not be chewed or crushed.

For patients with swallowing difficulties and for children who can drink or swallow semi-solid food

Patients can open the capsule and swallow the contents with half a glass of water or after mixing the contents in a slightly acidic fluid e.g., fruit juice or applesauce, or in non-carbonated water. Patients should be advised that the dispersion should be taken immediately (or within 30 minutes) and always be stirred just before drinking and rinsed down with half a glass of water.

Alternatively, patients can suck the capsule and swallow the pellets with half a glass of water. The enteric-coated pellets must not be chewed.

 


Hypersensitivity to omeprazole, substituted benzimidazoles or to any of the excipients. Omeprazole like other proton pump inhibitors (PPIs) must not be used concomitantly with nelfinavir (see section 4.5).

In the presence of any alarm symptom (e.g., significant unintentional weight loss, recurrent vomiting, dysphagia, haematemesis or melena) and when gastric ulcer is suspected or present, malignancy should be excluded, as treatment may alleviate symptoms and delay diagnosis.

Co-administration of atazanavir with proton pump inhibitors is not recommended (see section 4.5). If the combination of atazanavir with a proton pump inhibitor is judged unavoidable, close clinical monitoring (e.g virus load) is recommended in combination with an increase in the dose of atazanavir to 400 mg with 100 mg of ritonavir; omeprazole 20 mg should not be exceeded.

Omeprazole, as all acid-blocking medicines, may reduce the absorption of vitamin B12 (cyanocobalamin) due to hypo- or achlorhydria. This should be considered in patients with reduced body stores or risk factors for reduced vitamin B12absorption on long-term therapy.

Omeprazole is a CYP2C19 inhibitor. When starting or ending treatment with omeprazole, the potential for interactions with drugs metabolised through CYP2C19 should be considered. An interaction is observed between clopidogrel and omeprazole (see section 4.5). The clinical relevance of this interaction is uncertain. As a precaution, concomitant use of omeprazole and clopidogrel should be discouraged.

Severe hypomagnesaemia has been reported in patients treated with proton pump inhibitors (PPIs) like omeprazole for at least three months, and in most cases for a year. Serious manifestations of hypomagnesaemia such as fatigue, tetany, delirium, convulsions, dizziness and ventricular arrhythmia can occur but they may begin insidiously and be overlooked. In most affected patients, hypomagnesaemia improved after magnesium replacement and discontinuation of the PPI.

For patients expected to be on prolonged treatment or who take PPIs with digoxin or drugs that may cause hypomagnesaemia (e.g., diuretics), healthcare professionals should consider measuring magnesium levels before starting PPI treatment and periodically during treatment.

Proton pump inhibitors, especially if used in high doses and over long durations (>1 year), may modestly increase the risk of hip, wrist and spine fracture, predominantly in the elderly or in presence of other recognised risk factors. Observational studies suggest that proton pump inhibitors may increase the overall risk of fracture by 10-40%. Some of this increase may be due to other risk factors. Patients at risk of osteoporosis should receive care according to current clinical guidelines and they should have an adequate intake of vitamin D and calcium.

 Interference with laboratory tests

Increased Chromogranin A (CgA) level may interfere with investigations for neuroendocrine tumours. To avoid this interference, omeprazole treatment should be stopped for at least 5 days before CgA measurements (see section 5.1).

Some children with chronic illnesses may require long-term treatment although it is not recommended.

Omeral contains lactose. Patients with rare hereditary problems of galactose intolerance, the Lapp lactase deficiency or glucose-galactose malabsorption should not take this medicine.

Treatment with proton pump inhibitors may lead to slightly increased risk of gastrointestinal infections such as Salmonellaand Campylobacter (see section 5.1).

As in all long-term treatments, especially when exceeding a treatment period of 1 year, patients should be kept under regular surveillance.


Effects of omeprazole on the pharmacokinetics of other active substances

Active substances with pH dependent absorption

The decreased intragastric acidity during treatment with omeprazole might increase or decrease the absorption of active substances with a gastric pH dependent absorption.

Nelfinavir, atazanavir

The plasma levels of nelfinavir and atazanavir are decreased in case of co-administration with omeprazole.

Concomitant administration of omeprazole with nelfinavir is contraindicated (see section 4.3). Co-administration of omeprazole (40 mg once daily) reduced mean nelvinavir exposure by ca. 40% and the mean exposure of the pharmacologically active metabolite M8 was reduced by ca. 75 –90%. The interaction may also involve CYP2C19 inhibition.

Concomitant administration of omeprazole with atazanavir is not recommended (see section 4.4). Concomitant administration of omeprazole (40 mg once daily) and atazanavir 300 mg/ritonavir 100 mg to healthy volunteers resulted in a 75% decrease of the atazanavir exposure. Increasing the atazanavir dose to 400 mg did not compensate for the impact of omeprazole on atazanavir exposure. The co-administration of omeprazole (20 mg once daily) with atazanavir 400 mg/ritonavir 100 mg to healthy volunteers resulted in a decrease of approximately 30% in the atazanavir exposure as compared to atazanavir 300 mg/ritonavir 100 mg once daily.

 Digoxin

Concomitant treatment with omeprazole (20 mg daily) and digoxin in healthy subjects increased the bioavailability of digoxin by 10%. Digoxin toxicity has been rarely reported. However caution should be exercised when omeprazole is given at high doses in elderly patients. Therapeutic drug monitoring of digoxin should be then be reinforced.

 Clopidogrel

Results from studies in healthy subjects have shown a pharmacokinetic (PK)/pharmacodynamic (PD) interaction between clopidogrel (300 mg loading dose/75 mg daily maintenance dose) and omeprazole (80 mg p.o. daily) resulting in a decreased exposure to the active metabolite of clopidogrel by an average of 46% and a decreased maximum inhibition of (ADP induced) platelet aggregation by an average of 16%.

Inconsistent data on the clinical implications of a PK/PD interaction of omeprazole in terms of major cardiovascular events have been reported from both observational and clinical studies. As a precaution, concomitant use of omeprazole and clopidogrel should be discouraged (see section 4.4).

 Other active substances

The absorption of posaconazole, erlotinib, ketoconazole and itraconazole is significantly reduced and thus clinical efficacy may be impaired. For posaconazole and erlotinib concomitant use should be avoided.

 Active substances metabolised by CYP2C19

Omeprazole is a moderate inhibitor of CYP2C19, the major omeprazole metabolising enzyme. Thus, the metabolism of concomitant active substances also metabolised by CYP2C19, may be decreased and the systemic exposure to these substances increased. Examples of such drugs are R-warfarin and other vitamin K antagonists, cilostazol, diazepam and phenytoin.

Cilostazol

Omeprazole, given in doses of 40 mg to healthy subjects in a cross-over study, increased Cmax and AUC for cilostazol by 18% and 26% respectively, and one of its active metabolites by 29% and 69% respectively.

Phenytoin

Monitoring phenytoin plasma concentration is recommended during the first two weeks after initiating omeprazole treatment and, if a phenytoin dose adjustment is made, monitoring and a further dose adjustment should occur upon ending omeprazole treatment.

Unknown mechanism

Saquinavir

Concomitant administration of omeprazole with saquinavir/ritonavir resulted in increased plasma levels up to approximately 70% for saquinavir associated with good tolerability in HIV-infected patients.

 Tacrolimus

Concomitant administration of omeprazole has been reported to increase the serum levels of tacrolimus. A reinforced monitoring of tacrolimus concentrations as well as renal function (creatinine clearance) should be performed, and dosage of tacrolimus adjusted if needed.

 Methotrexate

When given together with proton-pump inhibitors, methotrexate levels have been reported to increase in some patients. In high-dose methotrexate administration a temporary withdrawal of omeprazole may need to be considered.

Effects of other active substances on the pharmacokinetics of omeprazole

Inhibitors CYP2C19 and/or CYP3A4

Since omeprazole is metabolised by CYP2C19 and CYP3A4, active substances known to inhibit CYP2C19 or CYP3A4 (such as clarithromycin and voriconazole) may lead to increased omeprazole serum levels by decreasing omeprazole's rate of metabolism. Concomitant voriconazole treatment resulted in more than doubling of the omeprazole exposure. As high doses of omeprazole have been well-tolerated adjustment of the omeprazole dose is not generally required. However, dose adjustment should be considered in patients with severe hepatic impairment and if long-term treatment is indicated.

 Inducers of CYP2C19 and/or CYP3A4

Active substances known to induce CYP2C19 or CYP3A4 or both (such as rifampicin and St John's wort) may lead to decreased omeprazole serum levels by increasing omeprazole's rate of metabolism.

 


Pregnancy category C

Results from three prospective epidemiological studies (more than 1000 exposed outcomes) indicate no adverse effects of omeprazole on pregnancy or on the health of the foetus/newborn child. Omeprazole can be used during pregnancy.

Omeprazole is excreted in breast milk but is not likely to influence the child when therapeutic doses are used.


Omeral is not likely to affect the ability to drive or use machines. Adverse drug reactions such as dizziness and visual disturbances may occur (see section 4.8). If affected, patients should not drive or operate machinery.


The most common side effects (1-10% of patients) are headache, abdominal pain, constipation, diarrhoea, flatulence and nausea/vomiting.

The following adverse drug reactions have been identified or suspected in the clinical trials programme for omeprazole and post-marketing. None was found to be dose-related. Adverse reactions listed below are classified according to frequency and System Organ Class (SOC). Frequency categories are defined according to the following convention: Very common (≥ 1/10), Common (≥ 1/100 to < 1/10), Uncommon (≥ 1/1,000 to < 1/100), Rare (≥ 1/10,000 to < 1/1,000), Very rare (< 1/10,000), Not known (cannot be estimated from the available data).

SOC/frequency

Adverse reaction

Blood and lymphatic system disorders

Rare:

Leukopenia, thrombocytopenia

Very rare:

Agranulocytosis, pancytopenia

Immune system disorders

Rare:

Hypersensitivity reactions e.g., fever, angioedema and anaphylactic reaction/shock

Metabolism and nutrition disorders

Rare:

Hyponatraemia

Not known:

Hypomagnesaemia; severe hypomagnesaemia may result in hypocalcaemia.

Hypomagnesaemia may also be associated with hypokalaemia.

Psychiatric disorders

Uncommon:

Insomnia

Rare:

Agitation, confusion, depression

Very rare:

Aggression, hallucinations

Nervous system disorders

Common:

Headache

Uncommon:

Dizziness, paraesthesia, somnolence

Rare:

Taste disturbance

Eye disorders

Rare:

Blurred vision

Ear and labyrinth disorders

Uncommon:

Vertigo

Respiratory, thoracic and mediastinal disorders

Rare:

Bronchospasm

Gastrointestinal disorders

Common:

Abdominal pain, constipation, diarrhoea, flatulence, nausea/vomiting

Rare:

Dry mouth, stomatitis, gastrointestinal candidiasis

Not known:

Microscopic colitis

Hepatobiliary disorders

Uncommon:

Increased liver enzymes

Rare:

Hepatitis with or without jaundice

Very rare:

Hepatic failure, encephalopathy in patients with pre-existing liver disease

Skin and subcutaneous tissue disorders

Uncommon:

Dermatitis, pruritus, rash, urticaria

Rare:

Alopecia, photosensitivity

Very rare:

Erythema multiforme, Stevens-Johnson syndrome, toxic epidermal necrolysis (TEN)

Musculoskeletal and connective tissue disorders

Uncommon:

Fracture of the hip, wrist or spine

Rare:

Arthralgia, myalgia

Very rare:

Muscular weakness

Renal and urinary disorders

Rare:

Interstitial nephritis

Reproductive system and breast disorders

Very rare:

Gynaecomastia

General disorders and administration site conditions

Uncommon:

Malaise, peripheral oedema

Rare:

Increased sweating

Paediatric population

The safety of omeprazole has been assessed in a total of 310 children aged 0 to 16 years with acid-related disease. There are limited long term safety data from 46 children who received maintenance therapy of omeprazole during a clinical study for severe erosive oesophagitis for up to 749 days. The adverse event profile was generally the same as for adults in short- as well as in long-term treatment. There are no long-term data regarding the effects of omeprazole treatment on puberty and growth.

Reporting of suspected adverse reactions

  • Saudi Arabia:

− The National Pharmacovigilance and Drug Safety Centre (NPC)

Fax: +966-11-205-7662

Call NPC at +966-11-2038222, Exts: 2317-2356-2353-2354-2334-2340.

Toll free phone: 8002490000

E-mail: npc.drug@sfda.gov.sa

Website: www.sfda.gov.sa/npc

  • Other GCC States: Please contact the relevant competent authority.

There is limited information available on the effects of overdoses of omeprazole in humans. In the literature, doses of up to 560 mg have been described, and occasional reports have been received when single oral doses have reached up to 2,400 mg omeprazole (120 times the usual recommended clinical dose). Nausea, vomiting, dizziness, abdominal pain, diarrhoea and headache have been reported. Also, apathy, depression and confusion have been described in single cases.

The symptoms described have been transient, and no serious outcome has been reported. The rate of elimination was unchanged (first order kinetics) with increased doses. Treatment, if needed, is symptomatic.

 


Pharmacotherapeutic group: Proton pump inhibitors, ATC code: A02BC01

Mechanism of action

Omeprazole, a racemic mixture of two enantiomers reduces gastric acid secretion through a highly targeted mechanism of action. It is a specific inhibitor of the acid pump in the parietal cell. It is rapidly acting and provides control through reversible inhibition of gastric acid secretion with once daily dosing.

Omeprazole is a weak base and is concentrated and converted to the active form in the highly acidic environment of the intracellular canaliculi within the parietal cell, where it inhibits the enzyme H+ K+-ATPase - the acid pump. This effect on the final step of the gastric acid formation process is dose-dependent and provides for highly effective inhibition of both basal acid secretion and stimulated acid secretion, irrespective of stimulus.

Pharmacodynamic effects

All pharmacodynamic effects observed can be explained by the effect of omeprazole on acid secretion.

Effect on gastric acid secretion

Oral dosing with omeprazole once daily provides for rapid and effective inhibition of daytime and night-time gastric acid secretion with maximum effect being achieved within 4 days of treatment. With omeprazole 20 mg, a mean decrease of at least 80% in 24-hour intragastric acidity is then maintained in duodenal ulcer patients, with the mean decrease in peak acid output after pentagastrin stimulation being about 70% 24 hours after dosing.

Oral dosing with omeprazole 20 mg maintains an intragastric pH of ≥ 3 for a mean time of 17 hours of the 24-hour period in duodenal ulcer patients.

As a consequence of reduced acid secretion and intragastric acidity, omeprazole dose-dependently reduces/normalizes acid exposure of the oesophagus in patients with gastro-oesophageal reflux disease.

The inhibition of acid secretion is related to the area under the plasma concentration-time curve (AUC) of omeprazole and not to the actual plasma concentration at a given time.

No tachyphylaxis has been observed during treatment with omeprazole.

Effect on H. pylori

H. pylori is associated with peptic ulcer disease, including duodenal and gastric ulcer disease. H. pylori is a major factor in the development of gastritis. H. pylori together with gastric acid are major factors in the development of peptic ulcer disease. H. pylori is a major factor in the development of atrophic gastritis which is associated with an increased risk of developing gastric cancer.

Eradication of H. pylori with omeprazole and antimicrobials is associated with, high rates of healing and long-term remission of peptic ulcers.

Dual therapies have been tested and found to be less effective than triple therapies. They could, however, be considered in cases where known hypersensitivity precludes use of any triple combination.

Other effects related to acid inhibition

During long-term treatment gastric glandular cysts have been reported in a somewhat increased frequency. These changes are a physiological consequence of pronounced inhibition of acid secretion, are benign and appear to be reversible.

Decreased gastric acidity due to any means including proton pump inhibitors, increases gastric counts of bacteria normally present in the gastrointestinal tract. Treatment with acid-reducing drugs may lead to slightly increased risk of gastrointestinal infections such as Salmonella and

Campylobacter.

During treatment with antisecretory medicinal products serum gastrin increases in response to the decreased acid secretion. Also, CgA increases due to decreased gastric acidity. The increased CgA level may interfere with investigations for neuroendocrine tumours. Literature reports indicate that proton pump inhibitor treatment should be stopped at least 5 days before CgA measurement. If CgA and gastrin levels have not normalised after 5 days, measurements should be repeated 14 days after cessation of omeprazole treatment.

An increased number of ECL cells possibly related to the increased serum gastrin levels, have been observed in some patients (both children and adults) during long term treatment with omeprazole. The findings are considered to be of no clinical significance.

Paediatric use

In a non-controlled study in children (1 to 16 years of age) with severe reflux oesophagitis, omeprazole at doses of 0.7 to 1.4 mg/kg improved oesophagitis level in 90% of the cases and significantly reduced reflux symptoms. In a single-blind study, children aged 0–24 months with clinically diagnosed gastro-oesophageal reflux disease were treated with 0.5, 1.0 or 1.5 mg omeprazole/kg. The frequency of vomiting/regurgitation episodes decreased by 50% after 8 weeks of treatment irrespective of the dose.

Eradication of H. pylori in children

A randomised, double blind clinical study (Héliot study) concluded that omeprazole in combination with two antibiotics (amoxicillin and clarithromycin), was safe and effective in the treatment of H. pylori infection in children age 4 years old and above with gastritis: H. pylori eradication rate: 74.2% (23/31 patients) with omeprazole + amoxicillin + clarithromycin versus 9.4% (3/32 patients) with amoxicillin + clarithromycin. However, there was no evidence of any clinical benefit with respect to dyspeptic symptoms. This study does not support any information for children aged less than 4 years.


Absorption

Omeprazole and omeprazole magnesium are acid labile and are therefore administered orally as enteric-coated granules in capsules or tablets. Absorption of omeprazole is rapid, with peak plasma levels occurring approximately 1-2 hours after dose. Absorption of omeprazole takes place in the small intestine and is usually completed within 3-6 hours. Concomitant intake of food has no influence on the bioavailability. The systemic availability (bioavailability) from a single oral dose of omeprazole is approximately 40%. After repeated once-daily administration, the bioavailability increases to about 60%.

Distribution

The apparent volume of distribution in healthy subjects is approximately 0.3 l/kg body weight. Omeprazole is 97% plasma protein bound.

Metabolism

Omeprazole is completely metabolised by the cytochrome P450 system (CYP). The major part of its metabolism is dependent on the polymorphically expressed CYP2C19, responsible for the formation of hydroxyomeprazole, the major metabolite in plasma. The remaining part is dependent on another specific isoform, CYP3A4, responsible for the formation of omeprazole sulphone. As a consequence of high affinity of omeprazole to CYP2C19, there is a potential for competitive inhibition and metabolic drug-drug interactions with other substrates for CYP2C19. However, due to low affinity to CYP3A4, omeprazole has no potential to inhibit the metabolism of other CYP3A4 substrates. In addition, omeprazole lacks an inhibitory effect on the main CYP enzymes.

Approximately 3% of the Caucasian population and 15-20% of Asian populations lack a functional CYP2C19 enzyme and are called poor metabolisers. In such individuals the metabolism of omeprazole is probably mainly catalysed by CYP3A4. After repeated once-daily administration of 20 mg omeprazole, the mean AUC was 5 to 10 times higher in poor metabolisers than in subjects having a functional CYP2C19 enzyme (extensive metabolisers). Mean peak plasma concentrations were also higher, by 3 to 5 times. These findings have no implications for the posology of omeprazole.

Excretion

The plasma elimination half-life of omeprazole is usually shorter than one hour both after single and repeated oral once-daily dosing. Omeprazole is completely eliminated from plasma between doses with no tendency for accumulation during once-daily administration. Almost 80% of an oral dose of omeprazole is excreted as metabolites in the urine, the remainder in the faeces, primarily originating from bile secretion.

The AUC of omeprazole increases with repeated administration. This increase is dose-dependent and results in a non-linear dose-AUC relationship after repeated administration. This time- and dose-dependency is due to a decrease of first pass metabolism and systemic clearance probably caused by an inhibition of the CYP2C19 enzyme by omeprazole and/or its metabolites (e.g. the sulphone).

No metabolite has been found to have any effect on gastric acid secretion.

Special populations

Impaired hepatic function

The metabolism of omeprazole in patients with liver dysfunction is impaired, resulting in an increased AUC. Omeprazole has not shown any tendency to accumulate with once daily dosing.

Impaired renal function

The pharmacokinetics of omeprazole, including systemic bioavailability and elimination rate, are unchanged in patients with reduced renal function.

Elderly

The metabolism rate of omeprazole is somewhat reduced in elderly subjects (75-79 years of age).

Paediatric patients

During treatment with the recommended doses to children from the age of 1-year, similar plasma concentrations were obtained as compared to adults. In children younger than 6 months, clearance of omeprazole is low due to low capacity to metabolise omeprazole.

 


Gastric ECL-cell hyperplasia and carcinoids, have been observed in life-long studies in rats treated with omeprazole. These changes are the result of sustained hypergastrinaemia secondary to acid inhibition. Similar findings have been made after treatment with H2-receptor antagonists, proton pump inhibitors and after partial fundectomy. Thus, these changes are not from a direct effect of any individual active substance.


 

  • Diethyl Phthalate;
  • Crystallized disodium phosphate;
  • Lactose;
  • Hypromellose (hydroxypropylmethylcellulose);
  •  Maize starch;
  • Hypromellose phthalate;
  • Sucrose;
  •  Sodium lauryl sulfate
  • Hydroxypropyl cellulose

Not applicable.


3 years.

store below 25°C


HDPE Bottle 70ml, CRC Cap. 33mm Induction Seal AMC.

Pack size: 14 capsules


No special requirements.


Jazeera Pharmaceutical Industries Jiser Heet, after Third Industrial Zone Riyadh-Saudi Arabia

27 November 2014
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