本文将米索用于晚孕引产，探讨其引产的可行性，并与健产素引产以及自然临产作了比较。资料与方法1．研究对象，本文随机选择单胎头位初产妇，无高危因素，无头盆不称，末临产，无使用米素及催产素的禁忌症，自愿接受计划分娩的孕37周～41周妇女107例，分为米索组55例，催产素 In this paper, misoprostol for induction of labor during late pregnancy, to explore the feasibility of induction of labor, and the yield of natural hormone and natural labor were compared. Data and methods 1. Subjects, this random selection of single-head headwaters of primiparous women, no risk factors, no head basin is not known, the end of labor, without the use of oxytocin and oxytocin contraindications, voluntary delivery of the planned pregnancy 37 weeks to 41 weeks of women 107 Cases, divided into misoprostol group 55 cases, oxytocin