Oral Contraceptives

Recent studies by S.P. Shrader and co-authors add new data to oral contraceptives findings

Published in Medical Letter on the CDC and FDA, September 7th, 2008

According to recent research from the United States, "Five new oral contraceptives, classified as extended- or continuous-cycle oral contraceptives, have been approved by the United States Food and Drug Administration. These agents have various combinations of estrogen and progestin, and different effects on the length of women's menstrual cycles."

"Usually they shorten the duration of menses, decrease the frequency of menses to 4 times/year, or completely eliminate menses. These new oral contraceptives are given in the following regimens: 24 days followed by placebo for 4 days (24/4), 84 days followed by placebo for 7 days (84/7), or continuously (without placebo)....

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Source: Medical Letter on the CDC and FDA (2008-09-07)

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