硫酸镁因有抑制横纹肌收缩的作用,所以治疗子痫抽搐多用之。此外,本药也有抑制子宫收缩的作用,有文献报告硫酸镁治疗先兆早产有效。Steer与Petric首先报告用硫酸镁治疗先兆早产有效。作者等用此药治疗31例先兆早产者,24例(77%)有效。与用乙醇治疗的对照组相比,有效例多。Spisso等对192例先兆早产者给以硫酸镁治疗, Magnesium sulfate because of inhibition of striated muscle contraction, so the treatment of eclampsia convulsions and more. In addition, the drug also inhibit the role of uterine contractions, there are reports of magnesium sulfate treatment of threatened preterm delivery effective. Steer and Petric first reported effective treatment of threatened preterm labor with magnesium sulfate. The authors treated 31 patients with threatened preterm labor with this drug, 24 (77%) were effective. Compared with the control group treated with ethanol, more effective. Spisso and other 192 cases of threatened preterm workers to magnesium sulfate treatment,