mifepristone
noun
mi·fep·ris·tone
ˌmi-fə-ˈpri-ˌstōn 
mi-ˈfe-pri-ˌstōn
: a drug C29H35NO2 taken orally to induce abortion especially early in pregnancy by blocking the body's use of progesterone
called also RU-486
Examples of mifepristone in a Sentence
Recent Examples on the Web
Researchers who study reproductive health said the report amounts to junk science and exaggerates the risks of mifepristone.
—
Aria Bendix, NBC news, 5 June 2025
The justices found the conservative doctors in the lawsuit did not show they had personally been harmed by the government’s actions regulating mifepristone.
—Nathaniel Weixel, The Hill, 5 May 2025
In December, 2021, the F.D.A. had lifted its requirement that mifepristone be prescribed in person; the number of virtual clinics, which assess a patient’s eligibility online or by phone, and mail out the medications, proliferated.
—Margaret Talbot, New Yorker, 14 Apr. 2025
Democrats hammered Makary during his confirmation hearing on recent moves by the Trump administration to cut FDA staff and pressed him on plans to exercise his authority over mifepristone.
—Nathaniel Weixel, The Hill, 26 Mar. 2025
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Aria Bendix, NBC news, 5 June 2025
The justices found the conservative doctors in the lawsuit did not show they had personally been harmed by the government’s actions regulating mifepristone.
—Nathaniel Weixel, The Hill, 5 May 2025
In December, 2021, the F.D.A. had lifted its requirement that mifepristone be prescribed in person; the number of virtual clinics, which assess a patient’s eligibility online or by phone, and mail out the medications, proliferated.
—Margaret Talbot, New Yorker, 14 Apr. 2025
Democrats hammered Makary during his confirmation hearing on recent moves by the Trump administration to cut FDA staff and pressed him on plans to exercise his authority over mifepristone.
—Nathaniel Weixel, The Hill, 26 Mar. 2025
See All Example Sentences for mifepristone
Cite this Entry
“Mifepristone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mifepristone. Accessed 2 Jul. 2025.
Copy CitationMedical Definition
mifepristone
noun
mi·fep·ris·tone
ˌmi-fə-ˈpris-ˌtōn
mi-ˈfep-ri-ˌstōn
mi-ˈfep-ri-ˌstōn
: a drug C29H35NO2 taken orally to induce abortion especially early in pregnancy by blocking the body's use of progesterone
called also RU-486
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