自1979年～1981年6月作者应用新洁而灭宫腔给药进行抗早孕研究,对象为停经11周以内的孕妇,心、肝、肾等重要脏器无明显疾病,生殖器无急性炎症。给药方法:用1‰新洁而灭消毒外阴与阴道,用探针测定宫腔深度,再以导尿管或1毫米塑胶管插入宫腔(深度比宫腔长少1厘米),将3毫升2%或 From 1979 to June 1981, the author applied Neo-Jie and uterine administration for anti-early pregnancy study. The pregnant women whose heart, liver, kidney and other important organs had no obvious disease within 11 weeks after menopause, and no genital inflammation. Dosage: 1 ‰ Neo-Jie and disinfection of the vulva and vagina, with a probe to determine the depth of the uterine cavity, and then catheter or 1 mm plastic tube into the uterine cavity (depth than the uterine cavity less than 1 cm), the 3 Ml 2% or