Objective: To observe the effect of Yiyinkaiqiao yin in treatment of the patients with primary open-angle glaucoma (POAG).

• 目的：研究益阴开窍饮治疗原发性开角型青光眼(POAG)的临床价值和意义，为原发性开角型青光眼的治疗提供新的方法和途径。