RU 486
or RU-486
noun
Origin of RU 486
First recorded in 1980; designation given the compound by its French manufacturer,
Roussel UCLAF, Paris
Medical definitions for ru 486
RU 486
[ är′yōō fôr′ā-tē-sĭks′ ]
n.
A drug that chemically terminates a pregnancy.
mifepristone
Scientific definitions for ru 486
RU 486
[ är′yōō fôr′ā-tē-sĭks′ ]
An oral drug that terminates early pregnancy by interfering with the action of progesterone, thereby preventing the attachment of a fertilized ovum to the uterine wall.