为比较0.3％盐酸洛美沙星滴眼液与0．3％环丙沙星滴眼液治疗细菌性结膜炎、细菌性角膜炎或角膜溃疡及其它外眼细菌性感染的疗效，采用随机双盲法将219只眼分成试验组与对照组。结果显示0．3％盐酸洛美沙星的临床有效率分别为98．8％、94.7％及90％，细菌转阴率分别为98.6％、100％及100％；0．3％环丙沙星滴眼液临床有效率分别为96．3％、73．3％和87．5％，细菌转阴率均为100％。上述结果经统计学处理无显著性差异。 To compare the efficacy of 0.3% lomefloxacin hydrochloride eye drops and 0.3% ciprofloxacin eye drops in the treatment of bacterial conjunctivitis, bacterial keratitis or corneal ulcer and other external bacterial infections, 219 eyes were divided into experimental group and control group. The results showed that the clinical efficacies of 0.3% lomefloxacin hydrochloride were 98.8%, 94.7% and 90%, respectively, and the rates of bacterial negative conversion were 98.6%, 100% and 100% respectively. 0.3% Clinical efficacy of eye drops were 96.3%, 73.3% and 87.5%, respectively, and the rate of bacterial negative conversion was 100%. The results of the statistical analysis showed no significant difference.