Farmakologik xususiyatlari
Fluorxinolonlar guruhidan keng spektrli antimikrobiyal vosita, bakterial ferment DNK-girazaga ta'sir qiladi, bu esa DNK bakteriyalarining superspiralizatsiyasini va barqarorligini ta'minlaydi (DNK zanjirlarining destabillizatsiyasi ularning o'limiga olib keladi). Bakteritsid ta'sir ko'rsatadi. Beta-laktamazalarni ishlab chiqaruvchi va tez o'suvchi atypik mikobakteriyalarga nisbatan faol. Staphylococcus aureus, Staphylococcus epidermidis, Neisseria gonorrhoeae, Neisseria meningitidis, Escherichia coli, Citrobacter spp., Klebsiella spp. (Klebsiella pneumonia kiritilgan), Enterobacter spp., Hafnia spp., Proteus spp. (Proteus mirabilis, Proteus vulgaris - indol ijobiy va indol manfiy kiritilgan), Salmonella spp., Shigella spp. (Shigella sonnei kiritilgan), Yersinia enterocolitica, Campylobacter jejuni, Aeromonas hydrophila, Vibrio cholerae, Vibrio parahaemolyticus, Haemophilus influenzae, Chlamydia spp., Legionella spp., Serratia spp., Providencia spp., Haemophilus ducreyi, Bordetella parapertussis, Bordetella pertussis, Moraxella catarrhalis, Propionibacterium acne, Brucella spp. Dori vositasiga nisbatan turlicha sezgirlikka ega Enterococcus faecalis, Streptococcus pneumoniae, Streptococcus pyogenes, Streptococcus viridans, Serratia marcescens, Pseudomonas aeruginosa, Acinetobacter spp, Mycoplasma hominis, Mycoplasma pneumoniae, Mycobacterium tuberculosis, Mycobacterium fortuitum, Ureaplasma urealyticum, Clostridium perfringens, Corynebacterium spp., Helicobacter pylori, Listeria monocytogenes, Gardnerella vaginalis. Ko'p hollarda Nocardia asteroides, anaerob bakteriyalar (masalan, Bacteroides spp., Peptococcus spp., Peptostreptococcus spp., Eubacter spp., Fusobacterium spp., Clostridium difficile) sezgir emas. Treponema pallidum ga ta'sir qilmaydi.