Objective:To study the effect of Huayinjiedu decoction on pustular psoriasis.Methods:By randomized controlled methods,60 patients with psoriasis were randomly divided into two groups,the observation group and the control group.Another 30 health persons were selected as normal control group.The course of treatment was 8weeks.Patients in observation group were treated by oral administration of Huayinjiedu decoction,while patients in the control group were treated by oral administration of acitretin.TGF-β1,MMP...