[Clinical study of strengthen spleen and warm lung on treating chronic cough with throat itching].

To discuss the effect and mechanism of strengthen spleen and warm lung on treating chronic cough with throat itching.94 patients was diveded into treatment group and control group. The treatment group was treated by strengthen spleen resolving dampness decoction combined with Xiao Qinglong decoction, and the control group was treated by meptin. It was observed for the change of cough and other sympotom before and after treatment, as well as immunity globin and eosinophil level.There was obviously effect for strengthen spleen resolving dampness decoction combined with Xiao Qinglong decoction to chronic cough, and it could improve concomitant symptom. This method could raise serum IgG level and decrease eosinophil.It has a good effect for strengthen spleen resolving dampness decoction combined with Xiao Qinglong decoction to chronic cough with throat itching, and its mechanism may be that abnormal immune status is reasonably modulated by this method.