RU 486 (är’yōō fôr’ā-tē-sĭks’)
A drug that chemically terminates a pregnancy.
RU 486
(är’y 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.
Roussel-Uclaf-486 (mifepristone)


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