Dry and dehydrated eyes can be seen in dry eye syndrome, dry syndrome and visual fatigue, etc. They can be treated by artificial tears, taking anti-autoimmune drugs and proper rest. 1. Artificial tears: dry eyes are mostly caused by the blockage of the function of the blepharoplakic glands, which can be relieved by applying hot compresses to the eyes and using artificial tears, and the common medication is sodium vitreous acid eye drops. 2. Autoimmune drugs: Dry eye syndrome is a kind of autoimmune disease that can cause dry eyes, dry mouth and other symptoms, need to take glucocorticoids and immunosuppressant treatment, such as dexamethasone, methotrexate, hydroxychloroquine, etc.; at the same time, the symptoms of dry eyes can be relieved by artificial tears in the eyes, and the common drug is sodium vitrate eye drops. 3. Rest: When eye fatigue is triggered by excessive use of eyes, symptoms such as dryness and lack of water in the eyes and foreign body sensation may occur. At this time, you should pay attention to rest, look into the distance for 10 minutes, or outdoor activities, reasonable arrangement of eye time, can be relieved. Dry, dehydrated eyes, medication should be under the guidance of a physician, do not blindly use drugs.