<prompt> In Emergency contraception which progesteron is used -NorethisteroneModroxy-progesteroneDesogestrelLevonorgestrol  <response>: Ans. is d i.e., Levonorgestrol Postcoital emergency pills a Levonorgestrel 0.5 mg ethinyl estradiol 0.1 mg -- within 72 hours of unprotected intercourse and repeated after 12 hours - Yuzpe method. b Levonorgestrel alone 0.75 mg taken twice with 12 hour gap within 72 hours of unprotected intercourse -- method of choice for emergency contraception. c Mifepristone 600 mg single dose within 72 hours of unprotected intercourse. d Other methods:- progesterone only pill mini pills, IUD inseion, High dose estrogens. 