omeprazole

A drug that blocks the transport of hydrogen ions into the stomach and is used as an antiulcerative and in treatment of Zollinger-Ellison syndrome.

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omep·ra·zole ō-'mep-rə-.zōl, -'mē-prə-, -.zȯl n a benzimidazole derivative C₁₇H₁₉N₃O₃S that inhibits gastric acid secretion and is used in the short-term treatment of duodenal and gastric ulcers as well as the treatment of gastroesophageal reflux, erosive esophagitis, and disorders (as Zollinger-Ellison syndrome) involving gastric acid hypersecretion see PRILOSEC

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n.

a proton-pump inhibitor used to treat gastric and duodenal ulcers and the Zollinger-Ellison syndrome. Omeprazole can be effective in cases that have failed to respond to H₂-receptor antagonists, such as ranitidine. Administered by mouth, it is long-acting and need only be taken once a day. Possible side effects include nausea, diarrhoea, headache, constipation, and skin rashes. Trade name: Losec.

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omep·ra·zole (o-mepґra-zōl) [USP] a proton pump inhibitor used in the treatment of dyspepsia, gastroesophageal reflux disease, and gastric hypersecretory conditions including Zollinger-Ellison syndrome, and peptic ulcer, and in conjunction with antibiotics in the treatment of peptic ulcer associated with Helicobacter pylori infection; administered orally.