Overview Efficacy and Safety of Runzao Zhiyang Capsule to Treat Chronic Eczema Status: Unknown status Trial end date: 2017-02-01 Target enrollment: Participant gender: Summary The purpose of this study is to evaluate the efficacy and safety of Runzao zhiyang capsule in treating chronic eczema. Phase: Phase 4 Details Lead Sponsor: Guizhou Tongjitang Pharmaceutical Co.,LtdCollaborator: Beijing Bionovo Medicine Development Co., Ltd.