Acne is generally referred to as acne, and is related to Propionibacterium acnes infection, sebaceous gland secretion, abnormal keratinization of hair follicle openings, etc. Acne can be treated with retinoids, antibiotic creams to inhibit Propionibacterium acnes, antibiotic creams, and oral doxycycline if necessary. 1. Vitamin A drugs: If the acne is mild and moderate, the first choice is vitamin A drugs, which can regulate the differentiation of epidermal keratinocytes, improve the keratinization of follicular sebaceous gland ducts, and control hyperpigmentation after acne inflammation and improve the scarring, and the more commonly used drugs are isotretinoin, tazarotene, and adapalene. 2. Drugs to inhibit Propionibacterium acnes: Acne is mainly caused by the overpopulation of Propionibacterium acnes, so you can choose drugs to kill Propionibacterium acnes, such as benzoyl peroxide, fusidic acid cream and so on. 3. Antibiotic drugs: acne can also choose topical antibiotics to treat Propionibacterium acnes, such as clindamycin, fusidic acid cream, etc., but the effect of antibiotics alone is not good, it is recommended to use a combination of other drugs together. The same disease patient’s body condition is different, the severity of the disease is different, the medication is also different, the serious condition of the need for oral doxycycline and other drugs to treat. You should strictly follow the doctor’s instructions for medication, not blindly use your own medication.