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Zantac can refer to either of two different H 2 antagonists used to reduce gastric acid secretion: Ranitidine, prior to its 2020 withdrawal from the market;
Ranitidine, previously sold under the brand name Zantac [a] among others, is a medication used to decrease stomach acid production. [12] It was commonly used in treatment of peptic ulcer disease, gastroesophageal reflux disease, and Zollinger–Ellison syndrome. [12] It can be given by mouth, injection into a muscle, or injection into a vein.
Ranitidine, a heartburn medicine sold under the brand name Zantac among others, was pulled from shelves in 2019, [1] following disclosure [2] of potential carcinogenic effects, [3] [4] which its manufacturers were accused of "engaging in a decades-long scheme to conceal." [5]
Ranitidine bismuth citrate 400 mg 2 times a day, metronidazole 500 mg 3 times a day, tetracycline 500 mg 4 times a day. Scheme 4. 2 times a day - ranitidine bismuth citrate 400 mg, tinidazole 500 mg, amoxicillin 1 g. Within 14 days - 2 drugs: Scheme 5. Ranitidine bismuth citrate 400 mg 2 times a day and clarithromycin 500 mg 2 or 3 times a day.
The FDA's advisory said people already taking Zantac, made by Sanofi, or generic forms of the antacid should stop and switch to other heartburn medications that do not contain ranitidine.
Sanofi discontinued the ranitidine formulation of Zantac, and the new formulation, Zantac 360, is made with a different active ingredient.
First approved in 1983, Zantac became the world's best selling-medicine in 1988 and was one of the first drugs to top $1 billion in annual sales. However, the U.S. Food and Drug Administration ...
Calcium carbonate antacid tablets. An antacid is a substance which neutralizes stomach acidity and is used to relieve heartburn, indigestion, or an upset stomach. [1] Some antacids have been used in the treatment of constipation and diarrhea. [2]