The precautions after laser spot removal are complicated, mainly including the following aspects: 1. After laser treatment, it is recommended to use cosmetics and drugs that promote skin tissue repair to repair; 2. Avoid getting wet within 7 days after treatment to avoid inducing infection; 3. Pay attention to the care work during and after treatment, pay attention to sun protection in any season to avoid excessive exposure to ultraviolet rays, wear masks, hats and use sunscreen etc. Sunscreen should be used only after a week of laser treatment; 4. Avoid stimulating foods, beef and mutton and seafood and other hot and spicy foods to avoid causing inflammation of the wounds. Avoid eating celery, ash, rape, mustard and other photosensitive foods, avoid using tetracycline, quinolone photosensitive drugs; 5, after treatment can be oral vitamin C, help pigment absorption, improve the treatment effect; 6, drink more water, can promote the body’s metabolism, to ensure adequate rest and sleep, conducive to the body’s recovery; 7, if the wound scab, must be allowed to fall off naturally, do not scratch, pick scab Do not scratch or pick at the scab, so as not to form scars and affect the beauty of the wound. If a blister appears, it should be treated by a doctor at the hospital and not picked by yourself.