引言多年来国内外大力开展日服避孕药的研究工作,并取得较大成效。现已有若干种抗排卵类型避孕药供推广使用,效果甚高,颇受欢迎。抗排卵药物主要通过反馈作用影响丘脑下部或直接作用于垂体来达到抑制排卵的目的,是对中枢部位的干扰,对人体的影响较为广泛。这类甾体药物含雌激素和孕激素,一方面抑制排卵,同时维持人工月经周 Introduction Over the years at home and abroad vigorously carry out research on Japanese contraceptives, and achieved greater success. Now there are several types of anti-ovulation contraceptives for the promotion of use, the effect is very high, very popular. Anti-ovulation drugs mainly through the feedback effect of the lower part of the thalamus or directly on the pituitary to achieve the purpose of inhibiting ovulation, is the interference of the central part of the impact on the human body is more extensive. Such steroids contain estrogen and progesterone, on the one hand inhibit ovulation, while maintaining artificial menstrual weeks