环丙沙星系目前氟喹诺酮类中应用最广泛的品种[1] 。它抗菌谱广对绿脓杆菌、流感嗜血杆菌、淋球菌链球菌、军团菌等的最低抑菌浓度 (ＭＩＧｏ)为 0 0 0 8～ 2 μｇ/ｍｌ,显著优于其它同类药物以及头孢菌素、氨基糖甙等抗生素 ,对耐 β -内酰胺类或耐庆大霉素的病菌也常有效[2 Ciprofloxacin is currently the most widely used variety of fluoroquinolones [1]. Its antimicrobial broad spectrum of Pseudomonas aeruginosa, Haemophilus influenzae, Neisseria gonorrhoeae, Legionella bacteria such as the minimum inhibitory concentration (MIGo) of 0 0 0 ~ 8 ~ 2 μg / ml, significantly better than other similar drugs and cephalosporins Antibiotics such as aminoglycosides and aminoglycosides are often effective against β-lactams or gentamicin-resistant bacteria [2