Objective It is to observe the efficacy of Tongluo Chubi Wan in the treatment of diabetic peripheral neuropathy diagnosed as deficiency of Qi and blood stasis type. Methods Sixty patients with diabetic peripheral neuropathy of syndrome of Qi deficiency and blood stasis who met the criteria were randomly divided into treatment group and control group, 30 cases in each group. Both groups were given basic treatment and mecobalamin tablets by oral administration. Additionally, the treatment group was given Tongluo Chubi pills orally, the two groups were treated for 8 weeks as a course of treatment...