what is polysporin used for
Purpose. The primary use for Polysporin ointment is to prevent or treat infection in a minor skin wound. Polysporin ointment is a type of antibiotic ointment. The way that this ointment works is by killing bacteria or inhibiting the growth of bacteria in order to stop a bacterial infection or prevent one from occurring.olysporin is a brand name for a medicated ointment known as bacitracin or polymyxin. Although these medications are available in other forms, their most common use requires them to be in ointment form for application on the skin.