The anti-germ efficacy of Ciprofloxacin through muscle was compared with Ofloxacin,Enrofloxacin,Pefloxacin and Neomycini Sulfas in 12-day-old artificially infected Roman male chicken.

• 12日龄罗曼公雏鸡，试验接种感染鸡大肠杆菌病，然后用环丙沙星、氧氟沙星、蒽诺沙星、培氟沙星、硫酸新霉素进行肌肉注射给药，以比较其抗菌疗效。