After eye surgery, patients can prevent infection by keeping the local area clean and using medication as prescribed by the doctor. 1. Keep local clean: After eye surgery, patients should pay attention to keep the eye clean, avoid rubbing the eye with hands, and use sterile saline to clean the wound regularly. 2. Use of drugs: After eye surgery, patients can use tobramycin eye drops, levofloxacin eye drops and other drugs under the guidance of the doctor according to the actual situation to prevent infection. After taking eye surgery, patients should pay attention to proper rest and avoid excessive eye use. Diet is balanced and comprehensive, eat more food containing vitamins and protein, which can replenish the body’s resistance and promote the recovery of the disease, and avoid eating too much spicy and stimulating food. It is recommended that postoperative patients follow the doctor’s instructions for care, regular review, and timely consultation when discomfort occurs.