双炔失碳酯用于性交后紧急补救措施的研究  

Postcoital Contraception with Anordrin.

作　　者：段微[1] 吴明辉[1] 李淑绣 

机构地区：[1]北京妇产医院,100006

出　　处：《中国计划生育学杂志》1997年第3期165-166,177,共3页Chinese Journal of Family Planning

摘　　要：对未采取有效避孕措施性交后要求避孕的妇女,在性交后48h内,给予口服双炔失碳酯(53号抗孕片),首次7.5mg,12h后重复。与正常妇女未避孕时性交后受孕的可能性进行比较。结果:服药后受孕率明显降低,恶心、呕吐等副反应小,对月经周期及月经量影响小。提示:双炔失碳酯做为一种紧急补救措施,其有效性和可接受性令人满意。Objective:To investigate the efficiency of anordrin in postcoital contraception. Method: 284 womenwere recruited within 48 hours after unprotectedsex intercourse or contraception failure and weregiven 7. 5mg anordrin at the first time, repeated 3times after 12 hours, in the following morning andevening. Women were asked to record their bleedingpatterns as well as any unexpected adverse effects.The pregnancy rates were calculated by Dixon'smethod according to the expected pregnancy proba-bility on a special cycle day. Result: After taking thepills the pregnancy rate was 4. 23%, that is lowerthan the expect pregnancy rate (10. 08%). The sideeffects and menstruation disturbances were low.Conclusion: Anordrin, as an emergency postcoitalcontraception,is satisfactory in efficiency and acceptance.

关 键 词：避孕 性交后避孕 双炔失碳酯 紧急避孕 

分 类 号：R169.41[医药卫生—公共卫生与预防医学] R979.21