Dictionary

RU-486

RU-486

noun \ˈär-ˌyü-ˌfr-ˌā-tē-ˈsiks\

Definition of RU-486

:  a drug C29H35NO2 taken orally to induce abortion especially early in pregnancy by blocking the body's use of progesterone —called also mifepristone

Origin of RU-486

Roussel-UCLAF, the drug's French manufacturer + 486, laboratory serial number
First Known Use: 1983

RU–486

noun \ˌär-(ˌ)yü-ˌfō(ə)r-ˌāt-ē-ˈsiks\   (Medical Dictionary)

Medical Definition of RU–486

:  a drug C29H35NO2 taken orally to induce abortion especially early in pregnancy by blocking the body's use of progesterone—called also mifepristone

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February 27, 2015
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