Scars from fire boils on the buttocks can be treated with scar removal creams if the scars are in the early stages of formation, or with laser and cryotherapy if the scars have been there for a long time. If the scar is formed within three months, you can use sodium heparin allantoin gel, mucopolysaccharides polysulfate cream, silicone gel, and cumquat cream to apply on the scar to inhibit the scar growth. If the scar left by the fire boil on the buttocks has been formed for more than three months, or even more than a year, then the effect of using the scar removal cream will be very limited, and then you can only through the carbon dioxide fractional laser, liquid nitrogen freezing, and surgical excision and other ways to get rid of the scar. If you have a scar from a fire boil on your buttocks, consult a dermatologist and follow your doctor’s instructions.