Mechanism of resistance Antibiotic family
Efflux pumps Fluoroquinolones, Aminoglicosides, Tetraciclin, Beta-lactams, Macrolides
Inmunity and Bypass Tetraciclines, Trimetropin, Sulfonamides
Modification of the target Fluoroquinolones, Rifamicin, Vancomicin, Penicilin, Macrolides, Aminoglicosides
Inactivation of the antibiotic by enzymes Beta-lactams, aminoglicosides, Macrolides, Rifamicin
Table 2: Mechanisms of resistance of the different antibiotic families.