Fire boils on the waist are mainly treated with topical medications, but also with systemic treatments such as oral antibiotics, etc., and daily attention to skin cleanliness and hygiene. Folliculitis is a bacterial infection, mostly caused by Staphylococcus aureus. You should pay attention to skin cleanliness and hygiene, prevent trauma and enhance the immune system, and common treatment drugs include topical drugs and oral drugs. Topical medications include ichthyol ointment, tincture of iodine and mupirocin ointment, which can promote the subsidence of infection or abscess formation. If an abscess forms it can be sterilized with povidone-iodine, then incised due to the outflow of pus and changed regularly. You can also take oral antibiotic treatment, commonly used drugs are amoxicillin, cefaclor and so on. Patients should pay attention to maintain personal hygiene, eat less spicy stimulating greasy food, the use of drugs should be under the guidance of a doctor, pay attention to rest.