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目的为研制高效、无毒、价格低廉的新型杀精子剂。方法用乌梅—枸橼酸避孕栓进行临床应用观察。结果显示实验组３５２例，按用法应用妊娠者２例，占总数的０．５６％，其避孕有效率按例数统计为９９．４４％，按用药周期统计为９９．９３％，按妇女年统计为９９．１４％。结论避孕效果优于壬苯醇醚膜标准对照组，副反应明显小于标准对照组，是一种理想的外用避孕药。
The purpose is to develop efficient, non-toxic, low-cost new spermicide. Methods The clinical application of plum - citrate contraception was observed. The results showed that 352 cases of experimental group, according to the application of pregnancy in 2 cases, accounting for 0.56% of the total, the effective contraception rate of 99.44% by the number of cases, according to the drug cycle statistics of 99.93%, according to women’s years The statistics are 99.14%. Conclusion Contraceptive effect is better than nonoxynol standard control group, side effects were significantly less than the standard control group, is an ideal topical contraceptives.