自20世纪60年代初首次用于临床,现代避孕技术至今已能为任何育龄妇女提供安全、可靠和便利的生育控制方法。目前的避孕产品包括各种形式的片剂、贴膏、注射剂、埋植剂、阴道环和子宫内装置等,其中某些口服避孕药已使用了新一代孕激素,故用药益处和副反应谱与传统口服避孕药有所 Since its first clinical use in the early 1960s, modern contraceptive techniques have so far provided safe, reliable and accessible methods of birth control for any woman of childbearing age. Current contraceptive products include various forms of tablets, patches, injections, implants, vaginal rings and intrauterine devices, some of which have been used in a new generation of progestin, so the drug benefits and side effects spectrum With traditional oral contraceptives have