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omeprazole

American  
[oh-mep-ruh-zohl] / oʊˈmɛp rəˌzoʊl /

noun

Pharmacology.
  1. a drug, C 17 H 19 N 3 O 3 S, that inhibits the formation of gastric acid, used in the treatment of peptic ulcers and acid reflux.


Etymology

Origin of omeprazole

First recorded in 1980–85; origin uncertain: perhaps from o(xy-) 2 ( def. ) + me(thyl-) ( def. ) + p(y)r(idine) ( def. ) + (benzimid)azole ( def. )


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

With funding from FAPESP, the team examined how ongoing use of omeprazole influenced the absorption of key minerals in rats.

From Science Daily ● Feb. 26, 2026

Although the experiments focused on omeprazole, the researchers emphasize that newer drugs in the same category, including pantoprazole and esomeprazole, function in a similar way.

From Science Daily ● Feb. 26, 2026

Cabbage juice is more powerful for me than omeprazole.

From Seattle Times ● Mar. 8, 2023

Endoscopy found “mild gastritis” and my doctor prescribed omeprazole.

From Seattle Times ● Mar. 8, 2023

Perrigo set up a subsidiary in Israel, with no employees and no offices, to buy the omeprazole.

From New York Times ● Jul. 7, 2022

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