WASHINGTON -- American women may soon buy the world's first birth control in a skin patch. The Food and Drug Administration approved Ortho-Evra on Tuesday, a patch that prevents pregnancy by emitting ...
EE: Ethinyl estradiol; LNG: Levonorgestrel; OC: Oral contraceptive; RR: Relative risk; VTE: Venous thromboembolism. Transdermal contraceptive patches provide a more convenient delivery system for ...
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