Acne is a very common skin disease in dermatology, with a variety of clinical manifestations, such as pimples, inflammation, papules, pustules, nodules, cysts, and even scarring. There are specialized treatment options for each of the different types of acne lesions, which is why acne is so treatable. For acne, topical medications can be used, such as retinoids like adapalene and tazarotene gel, as well as fruit acid peels and other treatments with very good results; for inflammatory lesions there are anti-inflammatory medications, as well as topical medications; for severe nodules and cysts type of acne, in addition to oral and topical medications, photodynamic therapy can also have a very good effect; for acne that is not properly treated and has scarring or keloid scarring, fractional lasers and other means are able to achieve a relatively ideal results. Acne in addition to the treatment program, in order to achieve very good results, but also need to work closely with the patient, mainly to do the following: 1, pay attention to diet, spicy, stimulating, fried, greasy food do not eat or minimize the use of; 2, do not picking, squeezing, stimulation of lesions, repeated picking, squeezing, stimulation is very easy to leave scars; 3, because acne is an inflammatory disease, the treatment needs to adhere to the sufficient course of treatment, not 10 days or half a month can be fully effective, and the treatment of acne is also a very important part of the treatment. Not 10 days or half a month can be completely resolved, at least in more than 1 month, or even 2-3 months. For milder acne lesions, long-term topical adapalene can be used to maintain treatment. Therefore, the key to treating acne lies in the doctor’s formulation of a reasonable program and the patient’s close cooperation and adherence to the treatment.