ranitidine

American  

[ra-nit-i-deen] / ræˈnɪt ɪˌdin /

noun

Pharmacology.

1. an antihistamine, C 13 H 22 N 4 O 3 SHCl, that inhibits the formation of gastric acid, used in the treatment of peptic ulcers and acid reflux.

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Etymology

Origin of ranitidine

First recorded in 1975–80; origin uncertain: probably a blend of (fu)ran ( def. ) + nit(ro-) ( def. ) + -idine ( def. )

Example Sentences

In recent years, it has been detected in certain versions of the drugs valsartan, ranitidine, and metformin.

From Science Daily • Apr. 29, 2026

In 2020, US regulators pulled Zantac off shelves due to fears that a key ingredient, ranitidine, could turn into a substance that may cause cancer when exposed to heat.

From BBC • Oct. 9, 2024

But Judge Robin Rosenberg said experts hired by the plaintiffs did not establish that ranitidine causes cancer.

From Science Magazine • Dec. 14, 2022

In 2019, some manufacturers and pharmacies halted sales of the drug over concerns that its active ingredient, ranitidine, degraded over time to form a chemical called NDMA.

From Reuters • Dec. 6, 2022

We wrote up prescriptions for a number of common medications-metformin, lasix, albuterol, lisinopril, ranitidine.

From New York Times • Nov. 15, 2012