近10多年来,国内外大量临床研究已经证明米非司酮配伍前列腺素类似物能有效终止早孕,不仅用于停经49d以内,也用于停经56d及63d以内的妊娠[1]。近年来,国内外虽然已陆续有应用米非司酮配伍米索前列醇口服用于终止10～16周妊娠的报道,但两种药物配伍的剂量大小和给药方案,均不尽 Nearly 10 years, a large number of clinical studies at home and abroad have proved that mifepristone and prostaglandin analogues can effectively terminate early pregnancy, not only for 49d after menopause, but also for menopausal 56d and within 63d of pregnancy [1]. In recent years, although at home and abroad have been using mifepristone with misoprostol orally used to terminate the pregnancy of 10 to 16 weeks of the report, but the compatibility of the two drugs dose size and dosing regimens are not all