Acne cysts can be treated by general treatment, oral medication and topical medication. 1. General treatment: mainly pay attention to facial sunscreen and cleaning, eat less greasy, high sugar food. 2. Oral medication: you can take retinoids, such as isotretinoin; if there is a local infection, you can take oral antibiotics such as azithromycin. 3. Topical drugs: you can combine topical retinoids, salicylic acid preparations, mupirocin ointment and other drugs for treatment. If acne cysts appear, you need to consult a doctor in time, and the drugs should be used under the guidance of a doctor.