HomeSearch by AntimicrobialLevofloxacin (Levaquin, Quixin)
Microorganism MIC50sort
(μg/ml)
MIC90sort
(μg/ml)
Rangesort
(μg/ml)
Reference
Enterococcus faecium (HLGR + ampicillin-resistant) 4 4 2 - 8 117
Enterococcus faecium (KU 1778 + vancomycin-resistant enterococci) - - 64 - ? 397
Enterococcus faecium (MicroScan automated panel) - - ≤2 - >=4 1038
Enterococcus faecium (quinolone-resistant) 4 32 1 - 128 3
Enterococcus faecium (quinolone-susceptible) 1 - 0.5 - 2 3
Enterococcus faecium (Quinupristin/Dalfopristin-resistant) >2 >4 0.25 - >4 483
Enterococcus faecium (van(A)) 64 64 1 - >64 225
Enterococcus faecium (van(A)) - - 2 - >128 117
Enterococcus faecium (van(B)) 4 32 1 - 32 117
Enterococcus faecium (van(B)) - - 4 - 64 225
Enterococcus faecium (vancomycin-resistant) >2 >16 0.25 - >16 12
Enterococcus faecium (vancomycin-resistant) >2 >16 0.25 - >16 12
Enterococcus faecium (vancomycin-resistant) >4 >4 0.25 - >4 1130
Enterococcus faecium (vancomycin-resistant) >4 >4 1 - >4 483
Enterococcus faecium (vancomycin-resistant) >4 >4 2 - >4 244
Enterococcus faecium (vancomycin-resistant) >32 >32 1 - >32 16
Enterococcus faecium (vancomycin-resistant) >32 >32 4 - >32 444
Enterococcus faecium (vancomycin-resistant) >32 >32 ? - ? 36
Enterococcus faecium (vancomycin-resistant) >64 >64 0.25 - >64 55
Enterococcus faecium (vancomycin-resistant) >- >16 ? - ? 602
Enterococcus faecium (vancomycin-susceptible) 2 4 1 - 8 175
Enterococcus faecium (vancomycin-susceptible) >4 >4 1 - >4 1130
Enterococcus faecium (vancomycin-susceptible) >4 >16 0.25 - >16 12
Enterococcus faecium (vancomycin-susceptible) 8 64 0.25 - >64 55
Enterococcus faecium (vancomycin-susceptible) >32 >32 ? - ? 36
Enterococcus faecium (vancomycin-susceptible) >- >16 ? - ? 602
Enterococcus gallinarum 1 2 0.25 - 32 225
Enterococcus gallinarum 2 2 1 - 2 117