Ciprofloxacin hydrochloride is one of the excellent representatives of quinolone antimicrobial drugs, which was successfully developed by Bayer Pharmaceutical Factory in Germany in 1983. The first generation of quinolone antimicrobial drugs is represented by naphthalidinic acid, the second generation is represented by piperidate acid, and the third generation is represented by Chemicalbook.Ciprofloxacin has a wide antibacterial spectrum and strong antibacterial activity. It is effective against both Gram-positive and Gram-negative bacteria, and also against Pseudomonas aeruginosa, with few adverse reactions.Is the international market sales of a large variety of drugs, the rapid development of domestic production.