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Nizatidine is a histamine H 2 receptor antagonist that inhibits stomach acid production, and is commonly used in the treatment of peptic ulcer disease and gastroesophageal reflux disease. [ 2 ] It was patented in 1980 and approved for medical use in 1988.
Cimetidine was the prototypical histamine H 2 receptor antagonist from which later drugs were developed. Cimetidine was the culmination of a project at Smith, Kline & French (SK&F; now GlaxoSmithKline) by James W. Black, C. Robin Ganellin, and others to develop a histamine receptor antagonist that would suppress stomach acid secretion.
The H 2 receptor antagonists are a class of drugs used to block the action of histamine on parietal cells in the stomach, decreasing the production of acid by these cells. H 2 antagonists are used in the treatment of dyspepsia, although they have been surpassed in popularity by the more effective [1] proton pump inhibitors.
Ranitidine has 10% of the affinity that cimetidine has to CYP450, so it causes fewer side effects, but other H 2 blockers famotidine and nizatidine have no CYP450 significant interactions. [131] Ranitidine was introduced in 1981, and was the world's biggest-selling prescription drug by 1987. [132]
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Print/export Download as PDF; Printable version; In other projects Wikidata item; ... Bismuth absorption is increased by ranitidine and omeprazole. [3] Pharmacology