Sparfloxacin has a wider clinical use than norfloxacin. In addition to urinary tract infection, intestinal infection, gonorrhea, etc., it can also be used to treat bone and joint infections caused by influenza bacillus, escherichia coli, pneumonia bacillus, Proteus mirabilis, Proteus vulgaris, profidobacterium, morgan bacillus, pseudomonas aeruginosa, Enterobacteriaceae cloacae, citrobacter freudii, Staphylococcus (including methicillin resistant strains), etc Skin and soft tissue infections, pneumonia, sepsis, etc. The indications of this oral preparation are the same as that of norfloxacin; Intravenous administration can be used for the treatment of severe infections, such as Enterobacteriaceae bacterial septicemia, pulmonary infection, abdominal cavity, biliary tract infection, etc. Severe infections can be combined with other synergistic antibacterial drugs. It is used for all non complicated and complicated infections caused by sparfloxacin sensitive bacteria.