what is neomycin sulfate ？ Neomycin sulfate is an aminoglycoside antibiotic. This product has good antibacterial effect on Staphylococcus (methicillin sensitive strain), Corynebacterium, Escherichia coli, Klebsiella, Proteus and other Enterobacteriaceae bacteria. Cocci, Enterococcus and other poor activity. Pseudomonas aeruginosa and an