This product belongs to the quinolone antibacterial drug. Its main mechanism of action is to inhibit the activity of DNA gyrase and DNA topoisomerase IV of Staphylococcus aureus, hinder DNA synthesis and cause bacterial death; it has a weak inhibitory effect on human topoisomerase II. This product has the characteristics of a broad antibacterial spectrum and strong antibacterial effect. It has good antibacterial activity against G+ bacteria such as Staphylococcus, Streptococcus, Enterococcus, and against G- bacteria such as Escherichia coli, Bacillus mirabilis, Klebsiella, Enterobacter cloacae, Citrobacter rodentium, Acinetobacter calcoaceticus, Haemophilus influenzae, Bacillus catarrhalis, Pseudomonas aeruginosa, etc. This product also has good antibacterial activity against some anaerobic bacteria such as Clostridium perfringens, Fusobacterium nucleatum, Propionibacterium acnes, Porphyromonas, some Peptostreptococci, Bacteroides fragilis and Prevotella.

It has an antipyretic effect on rabbits with fever caused by bacterial endotoxins; it can counteract the increased permeability of capillary walls caused by xylene or histamine; it has a significant sedative effect; it can promote the function of the adrenal cortex of rats and enhance the body's emergency response to pathogen infection; it has a certain inactivation effect on influenza virus type A1, type A3, pneumonia adenovirus (Adv) type III, type IV, enterosyncytial virus and respiratory syncytial virus (RSV) in vitro.