Back folliculitis is caused by bacterial or fungal infection, you can follow the doctor’s prescription oral medication and local application of ointment for treatment. 1. Oral antibiotics: back folliculitis, if the inflammation is more obvious, and accompanied by pus, considering the bacterial infection of folliculitis, the patient can follow the doctor’s instructions to choose oral minocycline capsules, roxithromycin tablets and other drugs for treatment. If it is caused by Malassezia folliculitis, patients can take oral itraconazole capsules and other antifungal drugs for treatment. 2. Topical application of ointment: for bacterial infection of folliculitis, you can follow the doctor’s instructions for external use of mupirocin ointment or fusidic acid cream and other antibiotics to apply. For Malassezia folliculitis, you can apply ketoconazole cream, tretinoin econazole cream and other antifungal drugs to treat. It is recommended that patients suffering from back folliculitis should go to the hospital in time and choose the appropriate medication under the guidance of the doctor to avoid the adverse consequences of blind use of medication.