Amoxicillin can not be spread on top of the wound, if it is a clean wound, no redness, swelling, hard knots, 2-3 days to change the medication once, disinfection with iodophor on the surface, re-covering gauze or dressing can be, and wait for the wound stitches removed when the sutures are removed. If the patient’s wound is infected, flowing pus, oozing, etc., the surface sutures need to be removed and the internal fluid wound filled with gauze strips is drained. The medication may be changed twice a day depending on wound exudation, and the wound may also be changed once a day if the wound exudation is relatively small. If antibiotics are needed, systemic antibiotics, oral antibiotics, and intravenous drip antibiotics are recommended. It is not recommended to sprinkle antibiotic powder directly on the wound surface or inside the wound. This is because it may lead to bacterial resistance inside the wound, which is very bad for the healing of infected wounds.