What Is the Correct Pepcid Dosage for Adults?


Quick Answer

The correct dosage of Pepcid, otherwise called famotidine, varies depending on the condition of the adult patient, states Mayo Clinic. For example, a patient with a stomach ulcer can take 20 milligrams of Pepcid once or twice a day or 40 milligrams once a day at bedtime.

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Full Answer

Pepcid is also used to treat gastroesophageal reflux disease, and the dosage for adult patients is 20 milligrams twice a day. For treating heartburn or erosive esophagitis, 10, 20 or 40 milligrams twice a day is allowed. For adults with Zollinger-Ellison syndrome, the dosage is 20 milligrams every six hours. The above-recommended dosage is just the average quantity, notes Mayo Clinic. The doctor's prescription should still be followed strictly.

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