The main precautions after laser blemish removal surgery are as follows: 1. The local temperature rises after laser treatment, so ice packs are needed immediately after the surgery, the purpose of ice packs is to make the skin temperature drop and prevent skin burns. In addition, the blood vessels are destroyed by the laser after the surgery, so there may be blood oozing and edema, etc. Cold compress can reduce the swelling and achieve the purpose of hemostasis. According to personal needs, patients can apply ice for a quarter or half an hour. 2. After laser damage, yellow people are more likely to form pigmentation, and sunlight can aggravate pigmentation, so strict sun protection is needed. 3. Do not eat hot foods such as beef and mutton, seafood and so on, so as not to cause inflammation of the wound. Drink more water to promote the metabolism of the body and ensure sufficient rest and sleep to facilitate the recovery of the body. 5. If the scab is formed on the wound, you must let it fall off naturally, do not scratch or pick the scab as these behaviors are easy to form scars. 6.