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Examples of RU-486 in a Sentence
Recent Examples on the Web
Much of the donation was earmarked for advocacy on behalf of mifepristone, also known as RU-486, which terminates pregnancies by blocking the hormone progesterone and is often taken with the drug misoprostol.
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Harrison Smith, Washington Post, 28 June 2023
His idea came to fruition in 1980, when a French drug company created mifepristone, then called RU-486.
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The Week Staff, The Week, 7 May 2023
In September 1988, the French authorities approved RU-486.
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Pam Belluck, New York Times, 17 Jan. 2023
During the 1980s and '90s, the U.S. banned the importation or manufacture of RU-486.
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The Week Staff, The Week, 7 May 2023
But the fight to bring the drug to America began after the FDA banned the import of RU-486 in June 1989, due, in part, to pressure from conservative lawmakers.
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Timothy Bella, Washington Post, 8 Apr. 2023
The agency’s 2000 approval of mifepristone, also known as RU-486, was controversial at the time and came after years of public debate over the drug, which had already been approved and in use in Europe.
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Jenny Jarvie, Los Angeles Times, 7 Apr. 2023
Étienne-Émile Baulieu, the primary developer of RU-486, which is better known as mifepristone, was even more hopeful.
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Sue Halpern, The New Yorker, 9 Mar. 2023
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Word History
Etymology
Roussel-UCLAF, the drug's French manufacturer + 486, laboratory serial number
First Known Use
1982, in the meaning defined above
Dictionary Entries Near RU-486
Cite this Entry
“RU-486.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/RU-486. Accessed 5 Feb. 2025.
Medical Definition
RU-486
nounMore from Merriam-Webster on RU-486
Britannica.com: Encyclopedia article about RU-486
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