回光汤为我国已故著名眼科专家张怀安先生所创,主要用于治疗青光眼证属肝经风热,痰热上扰者。张健,继承其父衣钵,善于临证发挥,以回光汤为基础方加减化裁,临床疗效颇佳。笔者常侍师左右,受益匪浅,对其奥旨初窥倪端,试将回光汤作如 Huiguang Tang was created by Mr. Zhang Huai’an, a famous ophthalmologist in China, and is mainly used to treat glaucoma. Zhang Jian, who inherited his father’s clothes, was good at clinical trials. He used the light-bright soup as the basis for addition and subtraction, and the clinical curative effect was quite good. The writer often helps the teacher and benefits him, and he looks at Ni Duan at the beginning of his Olympic mission.