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This medication is a proton pump inhibitor taken to treat ulcers, reflux disease (GERD), or Zollinger-Ellison syndrome. Your physician may also recommend this medication to treat other circumstances as well.

One must follow the directions given to you by your physician or pharmacist. It is best to take this medication prior to eating. Swallow the capsule whole with water and do not crush or chew before swallowing. Take this medication in the morning at the same time every day, unless your physician has told you differently.

Possible Side Effects

  • Rash
  • Cough
  • Back, leg, or abdominal pain
  • Headache, dizziness
  • Nausea, vomiting, diarrhea

Side effects from this medicine can occur. Inform your physician if any of these indications are acute or do not vanish:

  • Headache
  • Diarrhea
  • Upset stomach
  • Gas
  • Stomach pain
  • Constipation
  • Dry mouth
  • Change in taste
  • Headache was the most common side effect reported.
  • Diarrhea


Prior to taking this medication, you should inform your physician if you have:

  • A compromised immune system
  • Asthma
  • COPD

This medication may intensify the chance the risk of pneumonia in some individuals.

Some drugs, like ketoconazole (Nizoral) and digoxin (Lanoxin), may be affected by a change in the amount of acid in your stomach. For more information speak to your physician or pharmacist if you are taking any of these medications.

You should also speak to your physician and pharmacist if you are taking any of the following:

  • Anticoagulants (blood thinners)
  • Benzodiazepines (e.g. diazepam; flurazepam; triazolam)
  • Phenytoin (Dilantin)
  • Clarithromycin (Biaxin)

Antacids slow the amount of this medicine that gets in your body. Clarithromycin (Biaxin) may lead to a blackening of the tongue. If you're taking ritonavir (Norvir), sucralfate (Carafate), or theophylline (Theo-Dur, others), speak to your physician or pharmacist about the possible interactions with this medication.

Inform your physician and pharmacist what prescription and nonprescription medications you are taking, particularly iron supplements or vitamins that contain iron, ketoconazole (Nizoral), digoxin (Lanoxin), and herbal products.

If you're are, or plan on becoming pregnant, speak to your physician about the risks opposed to the benefits of taking this medication during your pregnancy. For nursing mothers, it is uncertain whether or not this medication is excreted in breast milk. It is advised to steer clear of this drug, or abstain from nursing while taking this medication.