Objective To evaluate the clinical efficacy and safety of sparfioxacin in treatment of the acute respiratory tract infections. Methods A randomized-controlled clinical trial was carried out. Sparfloxaein 200 mg once daily and ofioxacin, as a control drug, 200 mg twice a day, both drugs were given by infusion for 7-14 days. There were 30 cases in each group. Results The clinical cure rates and the clinical efficacy rates of the two groups were 33.33%, 26.67%, and 80.00%, 76.67 % respectively. The bacterial clearance rates were 89.66% and 89.29% respectively. The adverse drug reaction rates were 13.33% and 16.67% respectively. There were no statistical differences between the two groups (Pgt;0.05). Photosensitive reaction was not observed in this study. Conclusion Sparfloxacin was effective in the treatment of the respiratory infections.