Results: TLS could significantly relax the spastic USM of mice and rabbits both in vitro and in vivo induced by oxytocin and ergometrine.Conclusion: TLS has good spasmalytic effects on USM of animal.

• 结果:痛立舒对在体、离体子宫平滑肌均有松弛作用,并能对抗缩宫素,麦角新碱所致的痉挛。