1, after the treatment, do not touch the local immediately with your hands to prevent bacterial infection; 2, the treatment area has a slightly red, slightly burning sensation, this is a normal phenomenon, you can local ice treatment to reduce swelling and pain; 3, within 24-48 hours after treatment, redness, swelling, burning sensation, etc. is a normal reaction, you can use a cold towel wet local, if there is a strong sense of pain or other discomfort should be promptly contacted 4.After treatment, it is generally necessary to change the medication every 2 days, the treatment area is prohibited from water, adhere to 14 days, listen to the doctor’s advice on the medication used for the change; 5.Face treatment should not be washed with hot water within 5 days, 2 weeks to avoid the use of cosmetics, prohibit the use of steam face, reduce facial expressions and avoid sauna, avoid forceful massage of the treatment area and sweaty sports; 6.About the third day after treatment, the local trauma surface begins to form The scabs will fall off in about 7~10 days. If there is slight dryness, flaking or scabbing, please do not pick and scratch to remove the scab, but let the scab mature and fall off on its own. 7, some patients will appear pigmentation (dark skin prone), generally in 3-6 months will be reduced, with drug treatment will accelerate the fading of pigmentation; 8, 3 months after treatment must avoid strong sun exposure (use physical sunscreen SPF ≥ 30-50, 30 minutes before going out; in indoor activities should also apply sunscreen); 9, 14 days after treatment to prohibit the consumption of spicy, stimulating and seafood, mutton and other foods (to prevent skin allergy), minimize the consumption of food or drinks with high pigment content (candy, dried fruit, fruit juice, black beans, black sesame, etc.) and light-sensitive foods (lemon, white radish, celery, lettuce, rape, eggplant, purple cabbage, spinach, red beans, mango). You can eat more sun-sensitive foods such as tomatoes, cabbage and strawberries.