chlo·​ro·​quine | \ ˈklȯr-ə-ˌkwēn How to pronounce chloroquine (audio) \

Definition of chloroquine

: an antimalarial drug C18H26ClN3 administered in the form of its bitter crystalline diphosphate

Examples of chloroquine in a Sentence

Recent Examples on the Web

Garcez and her collaborators found recently that the malaria drug chloroquine helps limit viral growth in cells. Quanta Magazine, "New Insights Into How Zika Harms the Brain," 7 July 2016 White warned, too loudly some say, that the loss of artemisinin could cause a repeat of the chloroquine disaster of the 1980s, when resistant parasites spread from the Greater Mekong to Africa and millions died. Leslie Roberts, Science | AAAS, "Drug-resistant malaria is spreading, but experts clash over its global risk," 11 Oct. 2017

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

First Known Use of chloroquine

1946, in the meaning defined above

History and Etymology for chloroquine

chlor- + quinoline

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The first known use of chloroquine was in 1946

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chlo·​ro·​quine | \ ˈklōr-ə-ˌkwēn, ˈklȯr- How to pronounce chloroquine (audio) \

Medical Definition of chloroquine

: an antimalarial drug administered in the form of its diphosphate C18H26ClN3·2H3PO4 or hydrochloride C18H26ClN3·HCl

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What made you want to look up chloroquine? Please tell us where you read or heard it (including the quote, if possible).


authorized for issue (as a bond)

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