Dry eye, also known as corneal conjunctival dryness, is an eye disease caused by a variety of factors with dry eyes as the main symptom, often accompanied by itchiness, foreign body sensation, burning sensation in both eyes, or photophobia, blurred vision, fluctuating vision and other manifestations. The latest treatment for dry eye is divided into local treatment and systemic treatment. 1. Local treatment: Topical application of autologous serum or artificial tears, severe patients should try to avoid the use of artificial tears containing preservatives. In addition, silicone eye masks and therapeutic corneal contact lenses can be worn to relieve the symptoms of dry and itchy eyes. 2. Systemic treatment: The purpose of systemic treatment is to improve the nutritional status of the patient, enhance immunity and prevent further secondary infections. You can choose to eat more vitamin A-rich foods, such as milk, eggs, carotene-containing vegetables; in addition to oral cod liver oil and other vitamin A-containing nutritional supplements also have a certain function of eye protection. If the patient’s dry eye symptoms continue to be unrelieved, it is recommended to go to the hospital for further examination and treatment, do not blindly use medication.