ra·nit·i·dine (r -n t -d n )n. An antagonist for one of two types of histamine receptors occurring on the surfaces of cells, especially gastric cells, that inhibits gastric acid secretion and is used primarily in the treatment of duodenal ulcers, gastric ulcers, and gastroesophageal reflux disease. |
Thesaurus Legend: Synonyms Related Words Antonyms
| Noun | 1. | ranitidine - a histamine blocker and antacid (trade name Zantac) 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 alkaliser, alkalizer, antacid, antiacid, gastric antacid - an agent that counteracts or neutralizes acidity (especially in the stomach) |
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