Drugs A - Z

Famotidine Chewable tablet

It is used to treat stomach or intestinal ulcers

Generic Name: famotidine  |  Brand Name: Pepcid

Brand Names: Leader Acid Reducer, Pepcid AC, Pepcid RPD, Pepcid AC Maximum Strength, Heartburn Relief, Pepcid, Mylanta AR, Acid Controller

What is this medicine?

FAMOTIDINE (fa MOE ti deen) is a type of antihistamine that blocks the release of stomach acid. It is used to treat stomach or intestinal ulcers. It can also relieve heartburn from acid reflux.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:
  • kidney or liver disease
  • phenylketonuria
  • trouble swallowing
  • an unusual or allergic reaction to famotidine, other medicines, foods, dyes, or preservatives
  • pregnant or trying to get pregnant
  • breast-feeding

How should I use this medicine?

Take this medicine by mouth. Chew it completely before swallowing. Follow the directions on the prescription label. Take your doses at regular intervals. Do not take your medicine more often than directed.

Talk to your pediatrician regarding the use of this medicine in children. While this medicine may be prescribed for children for selected conditions, precautions do apply.

What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

What may interact with this medicine?

  • delavirdine
  • itraconazole
  • ketoconazole

What should I watch for while using this medicine?

Tell your doctor or health care professional if your condition does not start to get better or if it gets worse. Finish the full course of tablets prescribed, even if you feel better.

Do not take with aspirin, ibuprofen or other antiinflammatory medicines. These can make your condition worse.

Do not smoke cigarettes or drink alcohol. These cause irritation in your stomach and can increase the time it will take for ulcers to heal.

If you need to take an antacid, you should take it at least 1 hour before or 1 hour after this medicine. This medicine will not be as effective if taken at the same time as an antacid.

If you get black, tarry stools or vomit up what looks like coffee grounds, call your doctor or health care professional at once. You may have a bleeding ulcer.

If you have phenylketonuria you should not use this medicine as it contains phenylalanine.

What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:
  • agitation, nervousness
  • confusion
  • hallucinations
  • skin rash, itching

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

  • constipation
  • diarrhea
  • dizziness
  • headache

Where should I keep my medicine?

Keep out of the reach of children.

Store at room temperature between 20 and 30 degrees C (68 and 86 degrees F). Protect from moisture. Throw away any unused medicine after the expiration date.

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.


Last Updated: April 27, 2009
Licensed from
The Healthline Site, its content, such as text, graphics, images, search results, HealthMaps, Trust Marks, and other material contained on the Healthline Site ("Content"), its services, and any information or material posted on the Healthline Site by third parties are provided for informational purposes only. None of the foregoing is a substitute for professional medical advice, examination, diagnosis, or treatment. Always seek the advice of a physician or other qualified healthcare provider with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay in seeking it because of something you have read on the Healthline Site. If you think you may have a medical emergency, call your doctor or 911 immediately. Please read the Terms of Service for more information regarding use of the Healthline Site.
Advertisement
Advertisement