Activity profile (fluroquinolones)

Good Gram (-) aerobes including Enterobacteriaceae (E.coli, Klebsiella, Proteus, Salmonella, Actinobacillus, Brucella, Haemophilus, Lept ospira, Moraxella.Pasteurella, P. aeruginosa. Mycoplasma, Rickettsia, C. burnetii, Ehrlichia, Gram (+) aerobes are not as susceptible (most S. aureus in moderate range)

Moderate (or variable) Streptococci. S. agalactiae, S. dysgalactiae, S. suis, S. zooepidemicus, R. equi, Mycobacteria

Resistant Anaerobic bacteria. P. maltophila