mifepristone

[mif-uh-pris-tohn]

noun

1. an antigestational drug, C 29 H 35 NO 2 , that prevents a fertilized egg from attaching to the uterine wall by blocking the action of progesterone.

mifepristone

/ mɪˈfɛprɪˌstəʊn /

noun

1. an antiprogestogenic steroid, used in the medical termination of pregnancy. Formula: C 29 H 35 NO 2

Word History and Origins

Origin of mifepristone¹

1985–90; probably alteration of (a)mi(no)phe(nol) + pr(opyl) + est(radiol) + -one

Word History and Origins

Origin of mifepristone¹

C20: from a mi no phe nol + pr opyne + oest radiol + _-one

Example Sentences

Severino, a co-author of Project 2025, envisioned remaking the Department of Health and Human Services into an agency dedicated to dismantling reproductive rights, including outlawing mifepristone, an essential abortion medication.

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Health and Human Services Secretary Robert F. Kennedy Jr. said during an appearance before a Senate committee last month that the FDA was examining the science behind mifepristone and collecting “new data.”

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Citing yet another phony study, Kennedy wrote a letter claiming to have developed “concerns about the safety of mifepristone,” the medication used in pill-based abortions.

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That’s when access to mifepristone, the principal medication used to induce an abortion, came up.

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Food and Drug Administration on Thursday to ease its new restrictions on the abortion pill mifepristone, citing the drug’s proven safety record and arguing the new limits are unnecessary.

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