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Levofloxacin (Levaquin, Quixin)
Levofloxacin (Levaquin, Quixin)
more info
Microorganism
MIC50
(μg/ml)
MIC90
(μg/ml)
Range
(μg/ml)
Reference
Streptococcus pyogenes
0.78
3.13
0.78 - 3.13
40
Streptococcus pyogenes
1
1
0.5 - 1
244
Streptococcus pyogenes
1
2
0.5 - 2
317
Streptococcus pyogenes
-
0.5
? - ?
602
Streptococcus pyogenes
-
0.5
? - ?
602
Streptococcus pyogenes
-
1
? - ?
341
Streptococcus pyogenes
(ATCC 12344)
-
-
0.5 - ?
397
Streptococcus pyogenes
(ATCC 19615)
-
-
1 - ?
1034
Streptococcus pyogenes
(erythromycin-resistant)
-
-
0.5 - ?
268
Streptococcus pyogenes
(erythromycin-susceptible)
-
-
0.75 - ?
268
Streptococcus pyogenes
(G36)
-
-
2 - ?
332
Streptococcus salivarius
1
1
0.12 - >8
1467
Streptococcus salivarius
1
2
0.25 - 2
1544
Streptococcus sanguinis
1
1
0.12 - >8
1467
Streptococcus sanguinis
1
2
0.25 - 2
1544
Streptococcus sobrinus
1
2
0.25 - 2
1544
Streptococcus
spp. (Viridans group)
1
1
0.25 - 1
225
Streptococcus
spp. (Viridans group)
-
1
? - ?
66
Streptococcus thoraltensis
1
2
0.25 - 2
1544
Sutterella wadsworthensis
0.5
2
0.25 - 32
53
Sutterella wadsworthensis
(ATCC 51579)
-
-
0.5 - ?
1477
Turicella otitidis
1
8
0.12 - 8
488
Ureaplasma
spp.
0.25
0.5
0.125 - 1
139
Ureaplasma
spp.
0.5
1
0.25 - 2
182
Ureaplasma
spp.
0.5
1
0.5 - 2
124
Ureaplasma urealyticum
(doxycycline-resistant)
1
1
0.5 - 1
31
Ureaplasma urealyticum
(doxycycline-resistant)
1
1
0.5 - 1
958
Ureaplasma urealyticum
(doxycycline-susceptible)
0.5
0.5
0.5 - 1
31
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