1.After surgery, ice packs are applied for 10-20 minutes to reduce the burning pain and the chance of postoperative pigmentation, color reduction and scarring; 2.A small dose of prednisone can be given orally if edema is obvious; 3.If herpetic reaction occurs, do not pick the blisters by yourself and wait for them to scab off naturally; 4.Generally two or three days of scabbing, about a week to fall off, avoid scratching, wait for the scabs to fall off by themselves; 5.Avoid water in the treatment area within a week; 6.Avoid strong sunlight within two weeks, pay attention to sun protection; 7.Avoid alcohol, try to rest more and eat lightly.