Repeated acne around the forehead and mouth is considered to be acne, which can be treated with general treatment, topical medication, systemic medication, physical therapy and other measures. 1. General treatment: first of all, you should keep your facial skin clean and hygienic, have the right cleansing products or wash your face with water, remove secretions, and excessive oil, but avoid excessive cleaning, oil control and moisturizing, and at the same time, keep your bowels clear and avoid staying up all night. 2. Topical medication: Adapalene gel, benzoyl peroxide gel, retinoic acid ointment and other anti-acne medications can be chosen; together with fusidic acid ointment, erythromycin ointment and other antibiotics and other medications. 3. Systemic medication: you can choose minocycline, doxycycline and other antibiotics; you can also cooperate with isotretinoin and other drugs for treatment, which can regulate the keratinization of follicle sebaceous gland ducts and improve the anaerobic environment in the follicle. 4. Physical therapy: you can choose photodynamic therapy, LED blue light or red light irradiation, strong pulse laser and so on. It is recommended to go to the hospital for examination and treatment as prescribed by the doctor.