Cefonicid sodium belongs to the second generation of antibiotics of cephalosporin class, it has stronger effect on gram-negative bacteria, weaker effect on gram-positive bacteria, and some effect on anaerobic bacteria, it is mainly used for pneumonia, urinary tract infection, biliary tract infection, bacteremia caused by sensitive bacteria, as well as other infections of soft tissue organs. It is mainly excreted through the kidneys and has a high concentration in the urine, it has little toxicity and few adverse reactions, the main adverse reaction is allergic reaction, followed by rash or urticaria. Cefonicid sodium can react with alcohol in a disulfiram-like manner, so alcohol is prohibited during the use of cefonicid sodium and within three days of stopping the drug. Cefonicid sodium is an antibiotic with strong antimicrobial effect, wide antimicrobial spectrum and low toxicity.