Back folliculitis can be treated with general treatment, topical medication, oral medication and other measures. 1. General treatment: keep the skin clean and hygienic, avoid scratching and squeezing, choose loose and comfortable clothes, and choose light food for diet. 2. Topical medication: For folliculitis caused by bacterial infection, antibiotic drugs such as mupirocin ointment and fusidic acid cream can be used externally; for folliculitis caused by fungal infections such as Malassezia, anti-fungal drugs such as miconazole ointment and terbinafine ointment can be used externally. 3. Oral medication: If the symptoms of bacterial folliculitis are recurrent and more serious, you can take minocycline, cefuroxime tablets and other oral anti-inflammatory treatment; if the fungal infection has a long course, you can take terbinafine tablets, itraconazole capsules and so on. Back folliculitis should first go to the hospital for examination, all drugs need to be used under the guidance of a professional doctor.