2% Mupirocin Ointment, known by brand names like Bactroban and T-Bact Cream for 2 Percent Mupirocin Ointment Bactroban T-Bact Cream , is a topical antibiotic used to treat skin infections such as impetigo, minor cuts, and abrasions. It works by stopping the growth of certain bacteria. It's important to apply this medication as directed by a healthcare provider to ensure its effectiveness and avoid resistance.