According to the severity of acne, general treatment, topical medication, oral medication and physical therapy can be given. 1. General treatment: mild acne can be left untreated, usually should pay attention to the care of the skin, use warm water to wash the face, avoid squeezing, friction, scratching the skin; choose the right cosmetics, avoid the use of grease, powder cosmetics; avoid high sugar, high fat and spicy stimulating diet; control the intake of dairy products; and at the same time, to develop a good way of life and work and rest. 2. Topical treatment: When accompanied by obvious inflammation or infection, topical medications such as adapalene gel, benzoyl peroxide, clindamycin cream, erythromycin ointment, etc. can be used. 3. Oral medication: if the topical medication is not effective or the symptoms are serious, oral medication can be used, such as tetracyclines (e.g. doxycycline, minocycline, etc.), macrolide antibiotics (erythromycin, erythromycin, etc.), and isotretinoin can be taken orally to reduce the secretion of grease, but it is teratogenic, and it is forbidden for women during pregnancy. 4. Physical therapy: drug treatment can not tolerate the person, can be improved through physical therapy, such as laser therapy, chemical peeling treatment, photodynamic therapy. If the acne is serious, it is recommended to go to the hospital in time, do not take medication without authorization to avoid adverse reactions.