金属γ环与米非司酮用于紧急避孕的临床比较

Comparison of Metal Ring and Mifepristone Treating on Emergency Contraception

目的 比较金属γ环与米非司酮在紧急避孕的效果。方法 选择γ环组 1 0 0例 ,由专人放置 ;米非司酮组 1 0 0例 ,单次口服米非司酮 2 5mg ,服药后本周内避免性交 ,另 2组均采用尿妊娠试验检查除外妊娠。结果 γ环组无 1例妊娠 ,米非司酮组 2例妊娠 ,2组有效率分别为 1 0 0 %和 76 %。结论 做为紧急避孕措施 ,金属γ环在月经周期任何时间均可放置 ,对经产妇和无生育要求妇女 ,需紧急避孕时 ,尽量采用金属γ环为妥 ,而对未产妇和生殖系统感染妇女 。

Objective To compare the effect of methal ring and mifespritone treating on emergency contraception. Methods 100 cases were placed metal ring in uterus and 100 cases were treated with mifespritone with single dose 25 mg avoiding intercourse for a week. The urine pregnancy test was detected for both groups. Results There was no pregnancy in metal ring group and 2 cases pregnancy in mifespritone group and their effective rates were 100% and 76%. Conclusion The metal ring could perform in any time when multipara asked for contraception as emergency. But nullipara and reproductive infection patient could select treatment of mifespritone.