Dry eye is one of the most common ophthalmic diseases, and is a series of syndromes that occur when the quality and quantity of tears are out of balance due to the secretion of water, mucus and lipids from the surface of the eye for various reasons, and is a multifactorial diseaseu . Clinical manifestations include dryness, foreign body sensation, burning sensation, itching, photophobia, eye redness, blurred vision, fluctuating visual acuity and visual fatigue. Epidemiological and clinical surveys have found that the incidence of dry eye is much higher than people think. The number of dry eye patients in China is even higher. In ophthalmology clinics, one out of every five patients suffers from dry eye, with computer workers, office workers and motorists being the majority. Therefore, the treatment of dry eye has become an urgent need for social development and high-tech people. In recent years, the use of Chinese medicine and the combination of Chinese and Western medicine to treat this disease has achieved good results. The following is an excerpt of some Chinese medicine prescriptions in the literature: 1. 10 g, Madonnas 10 g; with weakness of the waist and knees, dizziness and ear whimpering, red tongue with less coating, add Hang Chrysanthemum 12 g, Fructus Lycii 12 g, Radix Rehmanniae 12 g; with dark tongue or bruises, add Angelica Sinensis 12 g. 1 dose daily, divided into 2 doses. 3, Chinese medicine external fumigation formula (wild chrysanthemum 6 g, Qinpi 6 g, Huangbai 6 g, peppermint 6 g, mulberry leaf 6 g, safflower 6 g) treatment, with a sand pot water decoction, while hot with a thick paper tube end cover the pot, the other end of the affected eye, fumigation of the eye, twice a day, each time 15 minutes, 1 month for a course of treatment.