a synthetic substance, C18H26ClN3, used chiefly to control malaria attacks.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use chloroquine in a sentence
A low-dose vaccine with around 51,200 sporozoites followed up with chloroquine protected four out of five participants when they were exposed to the parasite three months after the last dose.
Two or three days after the shot, vaccinated participants took one of two anti-malaria drugs — pyrimethamine and chloroquine — to weaken and eliminate the parasite.
The higher dose shot also worked against another malaria parasite strain from Brazil, protecting six out of six people who took chloroquine and seven out of nine people given pyrimethamine.
The agency previously granted an emergency authorization for two malaria drugs in March, but it reversed itself in June, saying the drugs, hydroxychloroquine and chloroquine, were unlikely to be effective and caused side effects on people’s hearts.The US just approved the use of plasma from covid-19 survivors as a treatment | Antonio Regalado | August 24, 2020 | MIT Technology Review
The malaria drugs hydroxychloroquine and chloroquine have shown no benefit for infected people.Here’s what we’ve learned in six months of COVID-19 — and what we still don’t know | Erin Garcia de Jesus | June 30, 2020 | Science News
British Dictionary definitions for chloroquine
a synthetic drug administered orally to treat malaria. Formula: C 18 H 26 ClN 3
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012