mifepristone

Method 98 pregnant women with single pregnant、vertex present were randomized into mifepristone combined with oxytoxin group (A group) and oxytoxin group (B group).

方法将98例具有引指征的单胎、头位妇随机分为米非司酮与催素联合应用组(A组)和单用催素组(B组)。

Mifepristone is an antiprogestin drug belonging to steroid ,which can bind with progesterone receptor to block pregnendione in organ level and have many effect in anti-corepus luteum;

米非司酮是抗孕激素的甾体,它与孕酮受体结合起到阻断靶器官水平孕酮的作用,具有明显抗黄体、抗着床、抗排卵及诱导子宫内膜出血的作用。