HomeSearch by AntimicrobialClarithromycin (Biaxin)
Microorganism MIC50sort
(μg/ml)
MIC90sort
(μg/ml)
Rangesort
(μg/ml)
Reference
Enterococcus faecalis (ATCC 29212) - - 1.56 - ? 421
Enterococcus faecalis (ATCC 29212) - - 1.56 - ? 380
Enterococcus faecium (ATCC 19434) - - 1.56 - ? 380
Enterococcus spp. (macrolide-resistant) >128 >128 >128 - ? 15
Enterococcus spp. (macrolide-susceptible) 0.25 0.5 0.12 - 0.5 15
Erysipelothrix rhusiopathiae 0.06 0.06 0.06 - ? 488
Escherichia coli >128 >128 32 - >128 15
Escherichia coli (250 UC5) - - 40 - ? 58
Escherichia coli (K-12) - - 6.25 - ? 421
Fusobacterium gonidiaformans 8 32 <=0.015 - 32 1460
Fusobacterium mortiferum >32 >32 4 - >32 1460
Fusobacterium naviforme 8 32 <=0.015 - 32 1460
Fusobacterium necrogenes >32 >32 4 - >32 1460
Fusobacterium necrophorum 8 32 <=0.015 - 32 1460
Fusobacterium nucleatum 8 32 <=0.015 - 32 1460
Fusobacterium nucleatum subsp. animalis 8 32 <=0.015 - 32 1460
Fusobacterium russii 4 >32 2 - >32 1460
Fusobacterium ulcerans >32 >32 4 - >32 1460
Fusobacterium varium >32 >32 32 - >32 1460
Haemolytic streptococci - - 0.015 - 16 401
Haemophilus influenzae 1 2 0.25 - 4 1111
Haemophilus influenzae 4 16 2 - 32 15
Haemophilus influenzae 6 16 ? - ? 403
Haemophilus influenzae 8 16 0.008 - >=64 950
Haemophilus influenzae 8 16 0.03 - >128 1113
Haemophilus influenzae 8 16 <0.05 - 128 948
Haemophilus influenzae 8 16 ≤0.25 - >32 500
Haemophilus influenzae 8 16 0.25 - 32 125