Bactrim is the brand name of the drug, and the name of the drug is Mupirocin Ointment. Mupirocin ointment can be applied to scars, but it does not treat them. Mupirocin ointment, an antibiotic, is a western ointment that is mainly used for skin infections caused by gram-positive cocci. Mupirocin ointment can be given for topical application if there is scarring of the skin with bacterial infection. However, the application of mupirocin ointment has no scar inhibiting effect. So, it is generally not used for the treatment of scars. In the early stage of scar formation, cumquat cream and scar patch can be given for topical application under doctor’s supervision, which can inhibit scar proliferation. If the scar is heavy, it can also be treated by laser, radiation, chemotherapy, and intradermal injection. Scars appear on the skin, it is recommended to go to the dermatology department of the hospital, combined with the doctor’s advice to give treatment.