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Pharmaco Dynamic Study of Lappula Echinate Gilib Capsule
Author(s): 
Pages: 347-350
Year: Issue:  4
Journal: CHINESE JOURNAL OF SURGERY OF INTEGRATED TRADITIONAL AND WESTERN MEDICINE

Keyword:  东北鹤虱胶囊制剂肠平滑肌收缩腹泻;
Abstract: 目的:研究东北鹤虱胶囊制剂对兔离体肠平滑肌收缩活动的影响及其对实验性腹泻小鼠的止泻作用.方法:取禁食24 h的大耳白兔回肠段,置于37℃台氏液中,通入O2和CO2混合气体,观察东北鹤虱胶囊制剂引起的平滑肌张力变化.小鼠分5组,实验组分别灌胃给予东北鹤虱胶囊制剂及等量蒸馏水,每天给药1次,连续7 d.于最后一次给药后1 h,除空白对照组外各组小鼠灌胃番泻叶混悬液,观察小鼠的腹泻率、稀便率.结果:东北鹤虱胶囊制剂可剂量依赖性地使回肠平滑肌自律性收缩幅度下降,并可对抗ACh和5-HT所致的回肠收缩,使回肠收缩变规律.使实验性腹泻小鼠稀便率与腹泻指数显著改善.结论:东北鹤虱胶囊制剂可抑制回肠平滑肌的自律性收缩,也可对抗ACh和5-HT引起的回肠平滑肌张力增加,并呈明显的剂量依赖性.对衰竭的回肠平滑肌收缩活动具有双向调节作用.对实验性小鼠腹泻具有较强的抗腹泻作用.
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