The same nasal approach also appeared to work in humans ... Neosporin contains neomycin, bacitracin and polymyxin B, ...
Bacitracin is a polypeptide antibiotic that is chemically unrelated to neomycin. It inhibits bacterial cell wall synthesis. It is produced by Bacillus subtilis (Gehrig & Warshaw, 2008). Bacitracin ...