Objective: To investigate effects of Qiwei Baizhu San, Qiwei Baizhu drops and Qiwei Baizhu extract on diarrhea, intestinal pathological damage and tumor necrosis faetor-α (TNF-α) and interleukin-6 (IL-6) in serum of mice with intestinal flora. Method: Ceftriaxone, lincomycin hydrochloride and iced senna were gavaged to mice to induce the intestinal flora model. The mice were divided into 5 groups: normal group, model group (natural recovery group after successfully modeling) , Qiwei Baizhu San group, Qiwei Baizhu drops group and Qiwe...