本文报导以微囊剂型制成的避孕药复方甲地孕酮注射液四组不同配伍量的临床观察。在828例育龄妇女中用药5298周期,妊娠率按妇女年计算为1.37％。以避孕效果、付反应及对月经的干扰等项指标进行比较,四组中以第Ⅳ组,即含甲地孕酮15mg、戊酸雌二醇5mg组的妊娠率最低,为1.28％;付反应小;突破性出血率及对月经的干扰也少于其他三组,为四组中之最佳配方。 This article reports the microcapsule dosage form contraceptive compound megesterone injection four different groups of clinical trials. In 828 women of childbearing age medication 5298 cycles, the pregnancy rate calculated by the women’s annualized 1.37%. Contraceptive effect, pay reaction and menstrual disturbance and other indicators were compared, the four groups in group Ⅳ, that is, containing megestrol 15mg, estradiol valerate 5mg group, the lowest pregnancy rate was 1.28%; pay Small reaction; breakthrough bleeding rate and the menstrual interference is also less than the other three groups, the best formula for the four groups.