环丙沙星是目前市场上最好的第三代喹诺酮类药物。本科使用环丙沙星近一年的病例中,有些上呼吸道感染的病人,在使用各种抗生素无效情况下,换用本药后2～3d内症状明显好转。(又如二例老慢支、肺心病人,每年冬季要住院,而去年间断的服用环丙沙星后,病人的呼吸道感染得到及时控制。) Ciprofloxacin is the third-generation quinolone drug on the market. Undergraduate ciprofloxacin nearly a year of cases, some patients with upper respiratory tract infection in the use of various antibiotics ineffective, after switching to the drug 2 to 3d symptoms significantly improved. (In another example, two cases of chronic bronchitis and pulmonary heart disease were hospitalized in winter each year. Last year, intermittent ciprofloxacin was taken and the patient’s respiratory tract infection was promptly controlled.)