Results 171 to 180 of about 12,501 (219)

Low dose mifepristone and two regimens of levonorgestrel for emergency contraception: a WHO multicentre randomised trial

open access: yesLancet, The, 2002
Background: A single 10 mg dose of mifepristone, and two 0.75 mg doses of levonorgestrel 12 h apart, are effective for emergency contraception. Because no studies had compared the efficacies of both compounds, or investigated a single dose of 1.5 mg ...
Helena Von Hertzen   +2 more
exaly   +2 more sources

A prospective randomized comparison of levonorgestrel with the Yuzpe regimen in post-coital contraception

open access: yesHuman Reproduction, 1993
A prospective randomized study was conducted at the Family Planning Association of Hong Kong to compare the efficacy of the Yuzpe regimen and levonorgestrel (0.75 mg for two doses 12 h apart) in post-coital contraception.
P C Ho
exaly   +2 more sources

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