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米非司酮是一种新型甾体类抗早孕药物,它具有终止早孕、抗着床、诱导月经和软化宫颈的作用。它与孕酮受体的
Mifepristone is a new steroidal anti-pregnancy drug with the functions of stopping early pregnancy, resisting implantation, inducing menstruation and softening the cervix. It is associated with progesterone receptors