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Pepcid
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Pepcid

Generic name:famotidinefam-OH-ti-deen ]
Drug class:H2 antagonists

Medically reviewed by Philip Thornton, DipPharm. Last updated on Jul 2, 2021.

What is Pepcid?

Pepcid is a histamine-2 blocker that works by decreasing the amount of acid the stomach produces.

Pepcid is used to treat and prevent ulcers in the stomach and intestines. It also treats conditions in which the stomach produces too much acid, such as Zollinger-Ellison syndrome.

Pepcid also treats gastroesophageal reflux disease (GERD) and other conditions in which acid backs up from the stomach into the esophagus, causing heartburn.

Warnings

Before taking Pepcid, tell your doctor if you have kidney or liver disease, a history of Long QT syndrome, stomach cancer or other problems, or asthma, COPD, or other breathing problems.

Pepcid may be only part of a complete program of treatment that also includes changes in diet or lifestyle habits. Follow your doctor's instructions very closely.

Heartburn is often confused with the first symptoms of a heart attack. Seek emergency medical attention if you have chest pain or heavy feeling, pain spreading to the arm or shoulder, nausea, sweating, and a general ill feeling.

You should not use Pepcid if you are allergic to famotidine or similar medicines such as ranitidine (Zantac), cimetidine (Tagamet), or nizatidine (Axid).

Before taking this medicine

Heartburn can mimic early symptoms of a heart attack. Get emergency medical help .