omep·​ra·​zole | \ ō-ˈme-prə-ˌzōl How to pronounce omeprazole (audio) , -ˈmē-, -ˌzȯl How to pronounce omeprazole (audio) \

Definition of omeprazole

: a benzimidazole derivative C17H19N3O3S that inhibits gastric acid secretion

Examples of omeprazole in a Sentence

Recent Examples on the Web

The syrups were supposed to include the drug omeprazole, a common drug to treat acid reflux. Beth Mole, Ars Technica, "Hairy “werewolf syndrome” in babies and kids caused by drug mix-up," 29 Aug. 2019 Ángela Martínez said the family doctor prescribed omeprazole syrup in January to treat her son Uriel’s acidy stomach. Washington Post, "Spain: Children grow body hair from alleged drug mix-up," 31 Aug. 2019 Medications in this class include prescription and over-the-counter drugs like Prilosec (omeprazole), Prevacid (lansoprazole) and Nexium (esomeprazole). Serena Gordon,, "Heartburn drugs might bring allergy woes," 5 Aug. 2019 Police also found marijuana and omeprazole in the apartment. Gwen Filosa, miamiherald, "Why did he have cocaine? He said he was protecting the neighborhood kids | Miami Herald," 21 May 2018 These accidental bactericides included proton-pump inhibitors such as omeprazole (used to treat acid reflux), calcium-channel blockers (to lower blood pressure), antihistamines, painkillers and antipsychotics. The Economist, "Non-antibiotic drugs promote antibiotic resistance," 19 Mar. 2018 The acid-reflux drug omeprazole (Prilosec) has no effect. Elizabeth Preston, The Cut, "My Baby Cried More Than Yours, and No One Knows Why," 23 Jan. 2018 These volunteers, who were not previously taking proton pump inhibitors, took the commonly used generic PPI omeprazole for 14 days. Bradley J. Fikes,, "Stomach acid blockers promote liver disease, study finds," 10 Oct. 2017 The doctor gave him omeprazole for heartburn and Zofran for nausea. Casey Parks,, "About A Boy: A transgender teen at the tipping point," 28 July 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'omeprazole.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of omeprazole

1984, in the meaning defined above

History and Etymology for omeprazole

International Scientific Vocabulary omepr- (of unknown origin) + benzimidazole

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Last Updated

27 Sep 2019

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The first known use of omeprazole was in 1984

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More Definitions for omeprazole


omep·​ra·​zole | \ ō-ˈmep-rə-ˌzōl How to pronounce omeprazole (audio) , -ˈmē-prə- How to pronounce omeprazole (audio) , -ˌzȯl\

Medical Definition of omeprazole

: a drug C17H19N3O3S that inhibits gastric acid secretion and is taken orally in the short-term treatment of duodenal and gastric ulcers, gastroesophageal reflux disease, erosive esophagitis, and disorders (such as Zollinger-Ellison syndrome) involving gastric acid hypersecretion

Note: Omeprazole is a benzimidazole derivative that acts by inhibiting the activity of proton pumps in the stomach. It is marketed under the trademark Prilosec.

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