[CIinical study on treatment of Leber hereditary optic neuropathy].

Objective: To investigate the effect of Wuzi Yanzong Decoction (WYD) in treating Leber hereditary optic neuropathy (LHON).

Methods: Thirty patients of LHON up to the requirement were assigned to two groups, the treated group administered with WYD plus coenzyme Q10, and the control group with coenzyme Q10 alone, all for 3 months. Patients' visual acuity, visual field, vision evoked potential (VEP) and their Chinese medicine syndrome were observed before and after treatment.