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A histamine antagonist, C8H15N7O2S3, that inhibits the secretion of gastric acid and is used to treat duodenal and gastric ulcers and gastroesophageal reflux disease.

[(sul)famo(yl), the radical SO2NH2 (sulf- + am(ide) + -yl) + -tidine, histamine receptor antagonist suff.; see ranitidine.]
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Noun1.famotidine - a histamine blocker (trade name Pepcid) used to treat peptic ulcers and gastritis and esophageal reflux
histamine blocker - a medicine used to treat the gastric effects of histamine in cases of peptic ulcers and gastritis and gastroesophageal reflux; works by blocking the effects of histamine on the receptor site known as H2


n famotidina