Antiprogestin used for emergency contraception is:
Correct Answer: Mifepristone
Description: Ref: Shaw s Textbook of Gynaecology 15th Edition Pg: 237Explanation:Mifepristone (RU 486)It is an anti-progesterone which blocks the action of progesterone on the endometrium and causes sloughing and shedding of the decidua.Failure rate - 0.9%Other drugs that can be given for emergency contraception:Yuzpe regime: ethinyl estradiol 0.1 mg + dl- norgestrel I mg x 2 doses 12 hours apart starting within 72 hrs of unprotected intercourse.Levonorgestrol 0.75 mg x 2 doses 12 hours apart or 1.5 mg single doseIL'CD within 5 days of intercourse.
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Gynaecology & Obstetrics
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