-2%
Bacron Ointment is indicated for the topical treatment of skin infections such as impetigo caused by Staphylococcus aureus and Streptococcus pyogenes. It is also effective in managing folliculitis and furunculosis.
Mupirocin is a naturally occurring topical antibiotic produced by the fermentation of Pseudomonas fluorescens. It exhibits strong antibacterial activity against a wide spectrum of pathogens commonly responsible for skin infections, including Staphylococcus aureus (both methicillin-sensitive and methicillin-resistant strains), Streptococcus pyogenes, and certain Gram-negative bacteria, such as Escherichia coli and Haemophilus influenzae.
The drug acts by inhibiting bacterial protein synthesis through reversible and specific binding to bacterial isoleucyl-tRNA synthetase. This unique mechanism minimizes the risk of cross-resistance with other classes of antibiotics. Mupirocin demonstrates bactericidal activity at topical concentrations, although its minimum bactericidal concentration (MBC) is typically 8–30 times higher than the minimum inhibitory concentration (MIC).