小剂量米非司酮用于紧急避孕的临床观察王翠萍付世君毛文娟李惠军唐鸿梅米非司酮作为紧急避孕药，效果最佳［１］，但因其服用剂量较大，胃肠道副反应发生率较高。根据国内适当减低其剂量而不影响其效果［２］的经验，作者对低剂量米非司酮作为紧急避孕药的有效性和副反应... Clinical observation of low dose mifepristone for emergency contraception Wang Cuiping, Fu Shijun, Mao Wenjuan, Li Huijun, Tang Hongmeipi Mifepristone, as an emergency contraception, has the best effect [1]. However, due to its large dosage, gastrointestinal side effects The incidence is higher. According to the appropriate domestic dose reduction without affecting its effect [2] experience, the authors of low-dose mifepristone as an emergency contraceptive effectiveness and side effects ...