• DOI:10.1592/phco.30.2.158
Corpus ID: 41337748

Mechanisms of Action of Hormonal Emergency Contraceptives

@article{Leung2010MechanismsOA,
  title={Mechanisms of Action of Hormonal Emergency Contraceptives},
  author={V. Leung and M. Levine and J. Soon},
  journal={Pharmacotherapy: The Journal of Human Pharmacology and Drug Therapy},
  year={2010},
  volume={30}
}

• V. Leung, M. Levine, J. Soon
• Published 2010
• Medicine
• Pharmacotherapy: The Journal of Human Pharmacology and Drug Therapy

Hormonal emergency contraceptives have been used to prevent unwanted pregnancy for more than 3 decades. The mechanisms of action of the regimen containing a combination of estrogen and progestin, known as the Yuzpe regimen, and those of the levonorgestrel regimen continue to be controversial, especially over the possibility that these regimens might act by interfering with implantation of the fertilized ovum. We performed a search of the PubMed (1949‐July 2009) and EMBASE (1980‐July 2009… Expand

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