Time for emergency contraception with levonorgestrel alone

@article{Guillebaud1998TimeFE,
  title={Time for emergency contraception with levonorgestrel alone},
  author={J. Guillebaud},
  journal={The Lancet},
  year={1998},
  volume={352},
  pages={416-417}
}
  • J. Guillebaud
  • Published 1998
  • Medicine
  • The Lancet
  • The World Health Organization (WHO) multicenter, randomized trial reported in this issue of "The Lancet" confirms that levonorgestrel-only (two 750-mcg doses) is significantly more effective in preventing pregnancy after unprotected intercourse than the standard Yuzpe regimen (two doses of 500 mcg levonorgestrel and 100 mcg ethinyl estradiol) and is further associated with significantly less nausea and vomiting. When initiated within 24 hours of coitus, the failure rate was only 0.4% for… CONTINUE READING
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