Recently the Food and Drug Administration approved updated labeling for the contraceptive patch known as Ortho Evra. The update comes after further studies determined that women using the patch may be exposed to higher levels of estrogen than most birth control pills. The increased level of estrogen can cause possible blood clotting problems. Further information is available at http://www.fda.gov/cder/drug/infopage/orthoevra/default.htm
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