用天然的前列腺素(E和F)行中期引产效果很好,其缺点是很快地代谢失去活性。当经孕卵外注射时,常须反复注射。经羊膜腔内注射,须要大剂量。这就可能发生药物注入血管内的危险。为了避免这些缺点,简化给药途径,作者认为肌肉内注射15-甲基前列腺素E_2是一个理想而有效的药物。本文报道了20例肌肉注射15-甲基前列腺素E_2进行引产,孕周在12—20之间,年龄在18—39岁之间的健康妇女,均无使用前列腺素的禁忌症。5人 Mid-term induction of labor with natural prostaglandins (E and F) works well, with the disadvantage of rapidly losing metabolism. When the injection of fertilized eggs, often repeated injection. The amniotic cavity injection, requiring large doses. This may result in the risk of drug injection into the blood vessel. To avoid these shortcomings and simplify the route of administration, the authors concluded that intramuscular injection of 15-methyl prostaglandin E_2 is an ideal and effective drug. This article reports 20 cases of intramuscular injection of 15-methyl prostaglandin E_2 induction of labor, gestational age between 12-20, aged 18-39 years old healthy women, no prostaglandin contraindications. 5-people