Antimicrobial agent of a wide spectrum of action. Nitroxoline selectively inhibits the synthesis of bacterial deoxyribonucleic acid (DNA), forms complexes with metal-containing enzymes of the microbial cell.
Has an effect on gram-positive microorganisms: Staphylococcus spp. (including Staphylococcus aureus)," Streptococcus spp. (including beta-hemolytic streptococci, Streptococcus pneumoniae, Enterococcus faecalis), Corynebacterium diphtheriae, Bacillus spp. (including Bacillus subtilis). Has an effect on gram-negative microorganisms: Neisseria gonorrhoeae, Escherichia coli, Proteus spp., Klebsiella spp., Salmonella spp., Shigella spp., Enterobacter spp.
Nitroxoline is active against Mycobacterium tuberculosis, Trichomonas vaginalis.
Nitroxoline is active against certain species of fungi (Candida spp., dermatophytes, molds, some pathogens of deep mycoses).