High doses of estrogens, with or without a progestin, have been used for many years to prevent pregnancy after unprotected coitus (Medical Letter, 31:93, 1989). Now the FDA has approved marketing of the Preven Emergency Contraceptive Kit (Gynetics, Inc.) for this indication. The kit, which will require a prescription, includes four tablets, each containing 50 g of ethinyl estradiol and 0.25 mg of levonorgestrel, and a pregnancy test to rule out a pre-existing pregnancy, which would be a contraindication to taking the hormones....
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Information about the article:
Title: An Emergency Contraception Kit
Publication: The Medical Letter on Drugs and Therapeutics
Issue #: 1038
Article Code: 1038b
Date: October 23, 1998
Volume: 40
Pages: 102-103