Overview Bacitracin is a topical antibiotic widely used to prevent and treat minor skin infections. Available over-the-counter and in prescription forms, it is part of many first-aid ointments and is valued for its ability to stop bacterial growth on the skin. Bacitracin is especially useful in wound care due to its effectiveness against gram-positive bacteria and its minimal systemic absorption, making it a safe choice for most users. What is Bacitracin? Bacitracin is a polypeptide antibiotic derived from Bacillus subtilis. It is primarily used in topical formulations to treat skin infections caused by certain bacteria. Unlike broad-spectrum antibiotics, Bacitracin is…