mefloquine

noun

mef·​lo·​quine ˈmef-lə-ˌkwīn How to pronounce mefloquine (audio)
: an antimalarial drug C17H16F6N2O similar to quinine that is administered in the form of its hydrochloride

Examples of mefloquine in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
In the 1970s, scientists at a U.S. Department of Defense research facility developed mefloquine, an antimalarial often called Larium; the Department of Defense then put it through Phase I and II trials, before giving it as a free good to the Swiss pharmaceutical company F. Hoffmann-La Roche. — Jessica Hatcher, Foreign Affairs, 28 Apr. 2014 For example, just recently it was shown that mefloquine has a unique and unusual effect on cells in the dopamine system of the brain, responsible for motivation and pleasure. — Neuroskeptic, Discover Magazine, 17 May 2011

Word History

Etymology

meth- + fluor- + quinoline

First Known Use

1974, in the meaning defined above

Time Traveler
The first known use of mefloquine was in 1974

Rhymes for mefloquine

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Browse Nearby Words

mefenamic acid
mefloquine
meg
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Cite this Entry

“Mefloquine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mefloquine. Accessed 28 Mar. 2025.

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Medical Definition

mefloquine

noun
mef·​lo·​quine ˈmef-lə-ˌkwīn How to pronounce mefloquine (audio)
: an antimalarial drug related to quinine that is administered in the form of its hydrochloride C17H16F6N2O·HCl

More from Merriam-Webster on mefloquine

Britannica.com: Encyclopedia article about mefloquine

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