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A histamine receptor antagonist, C13H22N4O3that inhibits gastric acid secretion and is used primarily to treat duodenal ulcers, gastric ulcers, and gastroesophageal reflux disease.

[rani- (blend of (fu)ran ni(tro)-) + -tidine, histamine receptor antagonist suffix (from (cime)tidine).]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.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)


n ranitidina
References in periodicals archive ?
The bacterial infection was eradicated using a quadruple treatment comprising ranitidine, bismuth, metronidazole and tetracycline.
Even in comparison with Ranitidine, a common medicine used in treating an ulcer, the antiulcer effect was greater at a dosage of 400mg/kg, suggesting that watermelon seeds have a good anti-ulcer therapeutic potential and can be used as an anti-ulcer remedy.
Summary: Two zwitterionic stationary phases with largely corroborated capacities were obtained by attachment sulfobetaine monomers (H2C=CHC6H4CH2N+(CH3)2-CH2-SO3-and H2C=CHC6H4CH2N+(CH3)2-(CH2)5-SO3-) onto a PS/DVB particles were investigated for chromatographic separation of ranitidine hydrochloride.
We report one case of occupational contact allergy to omeprazole and ranitidine.
Other home medications may have accentuated hypoglycemia: digoxin and ranitidine by competing with metformin for common renal tubular transport systems and furosemide which may increase metformin plasma levels without altering renal clearance.
Ranitidine capsule (Shanghai Modern HaSen (Shangqiu) Pharmaceutical Co., Ltd., lot 14071604) was made into 0.18% suspension based on the labeled API content just before use.
Two days after surgery, all rats were randomly divided into six groups each consisting of 6 animals: (1) a SHAM control group which underwent the surgical procedure of ulcer induction with the application of saline instead of acetic acid; (2) control group: acetic acid ulcer induced group; (3) positive control group: acetic acid + ranitidine treated group (ranitidine at the dose of 30mg/kg) [20]; (4) control group + low dose group of manuka honey (0.625 g/kg); (5) control group + medium dose group of manuka honey (1.25 g/kg); (6) control group + high dose group of manuka (2.5 g/kg).
Objective: To explore the synergistic potential of ranitidine on prokinetic activity of metoclopramide on isolated duodenal model of rabbit.
A H2 blockers--which include famotidine (Pepcid[R], Pepcid AC[R]), cimetidine (Tagamet[R]), and ranitidine (Zantac[R])--inhibit the action of histamine2, a naturally occurring chemical that signals cells in the lining of the stomach to produce acid.
Researchers reviewed data on 173,321 PPI users and 20,270 users of another class of heartburn medications--histamine-2 receptor antagonists (H2 blockers), such as cimetidine (Tagamet[R]), famotidine (Pepcid[R]), nizatidine (Axid[R]), and ranitidine (Zantac[R])--and followed them for five years.
Ranitidine was the most commonly used Gastro-protective agent, out of 536 cases received GPA, 404 cases were prescribed with ranitidine (75.37%), second most common GPA was pantoprazole, 102 out of 536 (19.02%).
The suspect drugs feature the suffix"-prazole"--for example, omeprazole and lansoprazole--and are different from another antacid drug class known as an H2 blocker (cimetidine, ranitidine), which is not linked to increased risk of heart attack.