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Omeprazole 20 MG Capsule

Manufacturer: Jagsonpal Pharmaceuticals Ltd
Medicine composition: Omeprazole
Prescription vs.OTC: Prescription by Doctor required
Last Updated: April 03, 2019

Belonging to a cluster of drugs known as PPIs, Omeprazole 20 MG Capsule is used for reducing the acid content in the stomach. This drug treats duodenal or gastric ulcers, Gastro esophageal Reflux Disease (GERD), inflammation of the esophagus and conditions wherein the stomach secretes excess acid. Primarily, this drug can cure all infections that are a result of the bacteria Helicobacter Pylori.

The most common side effects associated with Omeprazole 20 MG Capsule include diarrhea, gas, vomiting, headache, nausea and stomach aches. Although rare, certain severe adverse reactions are increased possibility of bone fractures, decreased magnesium levels inside the body, seizures, irregular heart-beats, jitteriness, muscle spasms and weakness, feet/hand spasms, voice box spasms, etc. The likelihood of these severe side effects goes up if you take this medicine for over a period of 3 months. Also, prolonged intake of this medication (usually over a period of three years) can result in your body’s decreased ability to absorb Vitamin B12. Symptoms may include neuro-inflammation, nervousness, irregular menstrual cycles, impaired muscle coordination, tingling sensation or numbness of the feet and hands, etc. Other possible (albeit rare) side effects include diarrhea, inflammation of the intestine and the stomach lining, damage to the kidneys, allergic reactions, weight loss, fever and heartburn.

Information given here is based on the salt and content of the medicine. Effect and uses of medicine may vary from person to person. It is advicable to consult a Gastroenterologist before using this medicine.

  • Gastroesophagal Reflux Disease

    Omeprazole 20 MG Capsule is used in the treatment of GERD (a condition where stomach acid and contents flow back and irritate the food pipe).
  • Zollinger-Ellison Syndrome

    Omeprazole 20 MG Capsule is used in the treatment of Zollinger-Ellison syndrome (a condition where the tumor in the upper part of the small intestine will produce the excess amount of acid in the stomach.)
  • Duodenal Ulcer

    Omeprazole 20 MG Capsule is used in the treatment of Duodenal ulcer (a condition with open sores on the lining of the small intestine).
  • Helicobacter pylori Infection

    Omeprazole 20 MG Capsule is used in the treatment of H.Pylori infection which is a most common cause of peptic ulcer caused by bacteria called Helicobacter pylori.
  • Erosive Esophagitis

    Omeprazole 20 MG Capsule is used in the treatment of Erosive Esophagitis which is an inflammation of the food pipe (Esophagus).
  • Allergy

    Avoid if you have a known allergy to Omeprazole 20 MG Capsule or any medicine of the same class.
  • How long is the duration of effect?

    This medicine is excreted primarily in urine and the effect of this medicine lasts for a duration of 72 hours.
  • What is the onset of action?

    The peak effect of this medicine can be observed within 1 to 2 hours of administration.
  • Are there any pregnancy warnings?

    This medicine can be used during pregnancy only if the benefits outweigh the risks.
  • Is it habit forming?

    No habit forming tendency has been reported.
  • Are there any breast-feeding warnings?

    This medicine is not recommended for breastfeeding women.

Below is the list of medicines, which have the same composition, strength and form as Omeprazole 20 MG Capsule , and hence can be used as its substitute.

  • Missed Dose instructions

    Take the missed dose as soon as possible. If it is almost time for the next dose, skip the dose and follow the regular schedule.
  • Overdose instructions

    Seek emergency medical treatment or contact the doctor in case of an overdose.
  • India

  • United States

  • Japan

Omeprazole 20 MG Capsule is a proton pump inhibitor drug and binds to H+/K+-exchanging ATPase in gastric parietal cells, resulting in blockage of acid secretion.

Whenever you take more than one medicine, or mix it with certain foods or beverages, you"re at risk of a drug interaction.

  • Interaction with Disease


    The risk of bone fractures is more if you are on high doses and long-term therapy. Use with caution if you are at risk of developing bone fractures and lower doses for a short duration of time should be considered.
  • Interaction with Alcohol


    Interaction with alcohol is unknown. It is advisable to consult your doctor before consumption.
  • Interaction with Lab Test


    Information not available.
  • Interaction with Food


    Information not available.
  • Interaction with Medicine


    The desired effect of Ketoconazole and other antifungal agents of the same class will not be achieved when taken with Omeprazole 20 MG Capsule. Inform the doctor about the usage of either of these medications so that safer alternatives can be prescribed.


    It is not recommended to take Omeprazole 20 MG Capsule with methotrexate. This combination will increase the concentration of methotrexate in the blood and can produce serious side effects. Inform the doctor if you are taking these medicines simultaneously. An alternate medicine should be considered based on your clinical condition.


    Omeprazole 20 MG Capsule should be used with caution in you are also taking warfarin. If co-administration is needed, then regular monitoring of prothrombin time, unusual bleeding, the presence of blood in urine is necessary. Appropriate dose adjustments are to be made under doctors supervision.


    The desired effect of anti-viral medications like Nelfinavir will not be obtained when taken with Omeprazole 20 MG Capsule. Inform the doctor if you are taking these medicines simultaneously. An alternate medicine should be considered based on your clinical condition.
Disclaimer: The information produced here is best of our knowledge and experience and we have tried our best to make it as accurate and up-to-date as possible, but we would like to request that it should not be treated as a substitute for professional advice, diagnosis or treatment.

Lybrate is a medium to provide our audience with the common information on medicines and does not guarantee its accuracy or exhaustiveness. Even if there is no mention of a warning for any drug or combination, it never means that we are claiming that the drug or combination is safe for consumption without any proper consultation with an expert.

Lybrate does not take responsibility for any aspect of medicines or treatments. If you have any doubts about your medication, we strongly recommend you to see a doctor immediately.

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Table of Content
About Omeprazole 20 MG Capsule
What are the uses of Omeprazole 20 MG Capsule
What are the contraindications of Omeprazole 20 MG Capsule ?
What are the side effects of Omeprazole 20 MG Capsule ?
Key highlights of Omeprazole 20 MG Capsule
What are the substitutes for Omeprazole 20 MG Capsule ?
What are the dosage instructions?
Where is the Omeprazole 20 MG Capsule approved?
How does this medication work?
What are the interactions of Omeprazole 20 MG Capsule ?