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ivermectin
noun
iver·mec·tin
ˌī-vər-ˈmek-tən
: a drug mixture of two structurally similar semisynthetic lactones that is used in veterinary medicine as an anthelmintic, acaricide, and insecticide and in human medicine to treat onchocerciasis
Examples of ivermectin in a Sentence
Recent Examples on the Web
The chief medical adviser for Warrior Essentials, Dr. George Fareed, is a senior fellow at the Front Line COVID-19 Critical Care Alliance, a group that promotes disproven treatments for Covid like the antiparasitic drug ivermectin.
—Aria Bendix, NBC News, 4 Dec. 2024
Ivermectin and hydroxychloroquine During the pandemic, fringe groups touted two antiparasitic drugs as treatments for Covid: ivermectin, typically used for worm infections, and hydroxychloroquine, a drug used to treat malaria and certain autoimmune conditions.
—Aria Bendix, NBC News, 15 Nov. 2024
Kennedy has long made false statements about the safety of vaccines and has touted disproven treatments for Covid-19, including ivermectin and hydroxychloroquine.
—Emily Mullin, WIRED, 31 Oct. 2024
But her administration also distributed nearly 200,000 medical kits containing ivermectin, a drug typically used to treat parasites in horses and other animals, to people who had tested positive for the coronavirus.
—Eduardo García, San Antonio Express-News, 29 Sep. 2024
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Word History
Etymology
perhaps from di- + New Latin avermitilis (specific epithet of Streptomyces avermitilis, bacterium from which it is derived) + English -ect- (of unknown origin) + -in entry 1
First Known Use
1981, in the meaning defined above
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Cite this Entry
“Ivermectin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ivermectin. Accessed 22 Jan. 2025.
Medical Definition
ivermectin
noun
iver·mec·tin
ˌī-vər-ˈmek-tən
: a drug mixture of two structurally similar semisynthetic macrocyclic lactones that is a derivative of avermectin used in veterinary medicine as an anthelmintic, acaricide, and insecticide and in human medicine to treat onchocerciasis
More from Merriam-Webster on ivermectin
Britannica.com: Encyclopedia article about ivermectin
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