If you want to get rid of acne on forehead, you can do so by improving your lifestyle, standardizing the medication prescribed by your doctor, and local physical therapy. 1. Improve your lifestyle: avoid prolonged exposure to ultraviolet light, use mild cleansing products to clean your facial skin, and pay attention to moisturizing. Eat less greasy food and sweets, pay attention to rest, avoid tension and anxiety. 2. Standardize the use of medication as prescribed by the doctor: you can follow the doctor’s instructions to apply retinoic acid drugs, such as adapalene gel, etc.; you can also apply antibacterial drugs, such as clindamycin ointment, erythromycin ointment. 3. Localized physical therapy: for example, red and blue light irradiation, fractional laser, photodynamic therapy, etc., can effectively inhibit sebum secretion, and inhibit the growth of Propionibacterium acnes to improve the symptoms. If you have acne on your forehead, it is recommended that you go to the dermatology department of a regular hospital and follow the doctor’s instructions to choose the appropriate treatment plan.