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Levofloxacin (Levaquin, Quixin)
Levofloxacin (Levaquin, Quixin)
more info
Microorganism
MIC50
(μg/ml)
MIC90
(μg/ml)
Range
(μg/ml)
Reference
Streptococcus pneumonia
(ATCC 7257 + quinolone-resistant)
-
-
16 - ?
437
Streptococcus pneumonia
(ATCC 7257)
-
-
16 - ?
437
Streptococcus pneumonia
(ciprofloxacin-resistant)
-
-
8 - 32
443
Streptococcus pneumonia
(ciprofloxacin-resistant)
-
-
8 - 32
130
Streptococcus pneumonia
(CP1000)
-
-
1 - ?
388
Streptococcus pneumonia
(Duke-2)
-
-
1 - ?
918
Streptococcus pneumonia
(erythromycin-resistant + 2000-2001)
1
1
0.25 - 128
369
Streptococcus pneumonia
(erythromycin-resistant + 2001-2002)
1
1
0.25 - 64
369
Streptococcus pneumonia
(erythromycin-resistant + 2002-2003)
1
1
>0.12 - 32
369
Streptococcus pneumonia
(erythromycin-resistant + 2003-2004)
1
1
>0.12 - 32
369
Streptococcus pneumonia
(fluoroquinolone-resistant)
>16
>16
8 - >32
189
Streptococcus pneumonia
(J24)
-
-
1 - ?
332
Streptococcus pneumonia
(KD2138)
-
-
1 - ?
229
Streptococcus pneumonia
(KD2138)
-
-
1.5 - ?
229
Streptococcus pneumonia
(KD2139)
-
-
0.5 - ?
229
Streptococcus pneumonia
(KD2139)
-
-
0.75 - ?
229
Streptococcus pneumonia
(KT2524 + penicillin-resistant)
-
-
8 - ?
397
Streptococcus pneumonia
(levofloxacin-intermediate)
-
-
4 - ?
452
Streptococcus pneumonia
(levofloxacin-intermediate-resistant)
16
32
4 - 64
268
Streptococcus pneumonia
(levofloxacin-resistant)
16
16
8 - 32
225
Streptococcus pneumonia
(levofloxacin-resistant)
-
-
≥8 - ?
452
Streptococcus pneumonia
(levofloxacin-susceptible)
-
-
≤2 - ?
452
Streptococcus pneumonia
(M3)
-
-
0.5 - ?
59
Streptococcus pneumonia
(M4)
-
-
2 - ?
59
Streptococcus pneumonia
(methicillin-resistant)
1
1
0.5 - 1
56
Streptococcus pneumonia
(methicillin-susceptible)
0.5
1
0.25 - 2
56
Streptococcus pneumonia
(penicillin-intermediate)
0.5
1
0.25 - 2
195
Streptococcus pneumonia
(penicillin-intermediate)
0.5
1
0.5 - 2
73
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