Acne, commonly known as pimples, is a disease that affects young people between the ages of 11 and 30. In adolescence, androgen production is more intense. More oil is produced and pores are clogged, resulting in acne and folliculitis. Most of the people after the folliculitis subsides, the skin heals well and does not leave acne pits, there will be temporary deposits, namely acne marks. Pimple marks usually fade in three months to six months. But acne pits may last a lifetime without fading. So, how to treat subsequent acne marks and pits? The best time to treat acne marks and pits is during the non-acne breakout period, when there is no red acne on the face and no folliculitis. If there is red pimples or folliculitis, anti-inflammatory treatment is needed first. Take minocycline hydrochloride orally and use clindamycin gel topically. Pimple marks can be treated with cosmetic laser or topical adapalene cream once a night. Acne pits need to be treated with fractional CO2 laser, which is used to smooth out the pits. But it needs to be treated several times. Usually 3 to 5 times, 3 months apart. Topical antibiotic cream should be used to prevent local infection for a week after treatment. There will be temporary hyperpigmentation about 1 month after treatment, you can take vitamin C orally. topical Xanax cream is used to promote skin repair.