产妇临产用药既要保证母子安全 ,又要使产程得以顺利进行 ,不减弱宫缩力和分娩力 ,不引起滞产和产后出血和降低剖宫产率等。笔者在临床中对正常产力的产妇于第一产程开始时应用６５４ -２与安定 ,对促进宫口扩张、缩短产程、减少产妇的产痛和产力疲劳 ,加快产妇产后体力的恢复 Maternity medication should not only ensure the safety of mother and child, but also to make labor process smoothly, does not reduce the contractility and childbirth, does not cause delayed labor and postpartum hemorrhage and reduce the rate of cesarean section. The author in the clinical application of normal labor force at the beginning of the first stage of labor, the mother of the application of 654 -2 and stability, to promote the cervix to expand, shorten the labor process, reduce maternal pain and fatigue, accelerate the recovery of postpartum physical strength