The below information on Prilosec has been taken from official FDA sources, but we cannot guarantee it's accuracy. Please use this site for educational purposes only. This site does not replace a proper discussion with your doctor.

    Brand Name:Prilosec
This drug was approved by the FDA in one form or another on:
1989-09-14 ,
This drug is made in one form or another by the following companies:
AstraZeneca Pharmaceuticals LP
This drug is available in the following forms:
Capsules, Delayed Release Pellets
View the actual FDA approved label for this drug at the following links:

About Prilosec

Prilosec Delayed-Release Capsules is used for:

Treating ulcers, heartburn, gastroesophageal reflux, or Zollinger-Ellison syndrome. Prilosec Delayed-Release Capsules may be used with antibiotics to treat and eliminate certain types of ulcers. It may also be used for other conditions as determined by your doctor.

Prilosec Delayed-Release Capsules is a proton pump inhibitor (PPI). It reduces stomach acid secretion by blocking the final step of acid production by the stomach lining.

Side Effects of Prilosec

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:

  • Constipation;
  • cough;
  • diarrhea;
  • dizziness;
  • gas;
  • headache;
  • nausea;
  • stomach pain;
  • vomiting.
Seek medical attention right away if any of these SEVERE side effects occur:
  • Severe allergic reactions (rash; hives; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue).

Who Should Not Take Prilosec

Do NOT use Prilosec Delayed-Release Capsules if:

  • you are allergic to any ingredient in Prilosec Delayed-Release Capsules
  • you are using an HIV protease inhibitor (eg, indinavir)

Contact your doctor or health care provider right away if any of these apply to you.

Interactions with Prilosec

Some MEDICINES MAY INTERACT with Prilosec Delayed-Release Capsules. Tell your health care provider if you are taking any other medicines, especially any of the following:

  • Imidazoles (eg, ketoconazole) or voriconazole because they may increase the risk of Prilosec Delayed-Release Capsules's side effects
  • Anticoagulants (eg, warfarin), benzodiazepines (eg, diazepam), carbamazepine, cilostazol, clarithromycin, clozapine, cyclosporine, digoxin, disulfiram, hydantoins (eg, phenytoin), or methotrexate because the side effects or toxic effects of these medicines may be increased and dosage adjustments may be necessary
  • Cyclosporine, HIV protease inhibitors (eg, indinavir), imidazoles (eg, ketoconazole), or vitamin B12 because their effectiveness may be decreased by Prilosec Delayed-Release Capsules
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