Yin deficiency and fire exuberance refers to Yin deficiency and deficiency fire exuberance, which affects the patient’s vision and can lead to respiratory, urinary and reproductive tract disorders. Yin and fire deficiency is a TCM concept. The main function of yin essence is to nourish the functions of the organs and restrain yang qi so that yang qi does not leak out. If yin is deficient and cannot restrain yang qi, a deficient heat state with yang qi in excess will occur, i.e. fire exuberance. The main clinical manifestations are thinning of the body, hot flashes and night sweats, irritable heat of the five hearts, dry mouth and throat, soreness of the waist and legs, dizziness and tinnitus, insomnia and dreaminess, seminal emission, etc. Women may experience scanty menstruation or even amenorrhea or prolonged menstrual periods. In the treatment, attention should be paid to nurturing Yin and draining fire, and Huanglian Agaricus soup can be used to regulate the prognosis is better. For patients with Yin deficiency and fire, they should pay attention to a light diet in daily life and minimize the consumption of greasy, spicy and stimulating foods.