The presence of acne on the face of a 12-year-old student is generally due to puberty, androgen secretion stimulates a large number of sebum secretion and other factors, patients can be improved under the guidance of the doctor through the general treatment, medication and physical therapy. 1. General treatment: It is recommended that patients choose mild, oil-control effect of good cleansing products. Adolescent patients should also do a good job of psychological counseling to avoid excessive stress and aggravation of acne. 2. Medication: For mild to moderate acne, topical retinoids can be used. For red, swollen and inflamed acne, antibiotics such as fusidic acid cream, clindamycin and benzoyl peroxide gel can be used externally. 3. Physical therapy: patients can be treated with intense pulsed light, photodynamic, LED red and blue light under the guidance of doctors. For 12-year-old students with acne on the face of the patient, it is recommended to go to the regular hospital in time for examination and standardized treatment under the guidance of professional doctors.