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Microorganism MIC50sort
(μg/ml)		 MIC90sort
(μg/ml)		 Rangesort
(μg/ml)		 Reference
Streptococcus equi subsp. equi (2002–2006) 0.12 0.12 ? － ? 937
Streptococcus equi subsp. zooepidemicus (2002–2006) 4 8 ? － ? 937
Streptococcus equi subsp. zooepidemicus (2007–2008) 8 16 ? － ? 937
Streptococcus faecalis - - 1.56 － ? 320
Streptococcus faecalis - - 8 － ? 164
Streptococcus infantarius - - 0.25 － 64 1036
Streptococcus intermedius >2 >8 <2 － >8 6
Streptococcus intermedius >2 >8 ≤2 － >8 472
Streptococcus mutans >2 >8 <2 － >8 6
Streptococcus oralis >2 >8 <2 － >8 6
Streptococcus oralis - - 0.5 － 64 178
Streptococcus parasanguis >2 >8 <2 － >8 6
Streptococcus pneumonia 0.25 4 ≤0.25 － >16 499
Streptococcus pneumonia >2 >8 <2 － >8 6
Streptococcus pneumonia >2 >16 ≤2 － >16 412
Streptococcus pneumonia >4 >8 ≤4 － >8 472
Streptococcus pneumonia (ATCC 49219) - - 0.25 － ? 88
Streptococcus pneumonia (ATCC 49619) - - 0.12 － ? 401
Streptococcus pneumonia (ATCC 49619) - - 0.12 － ? 1072
Streptococcus pneumonia (ATCC 6303 + quinolone-susceptible) - - 0.5 － ? 437
Streptococcus pneumonia (ATCC 7257 + quinolone-resistant) - - 0.125 － ? 437
Streptococcus pneumonia (CL 14101 + erythromycin-susceptible + penicillin-resistant) - - 0.12 － ? 1072
Streptococcus pneumonia (CL 5771 + penicillin-resistant) - - 0.5 － ? 1072
Streptococcus pneumonia (CL 8002 + erythromycin-resistant) - - 32 － ? 1072
Streptococcus pneumonia (Duke-2) - - 0.25 － ? 918
Streptococcus pneumonia (erythromycin A-resistant) 32 32 0.25 － 32 499
Streptococcus pneumonia (erythromycin A-susceptible) 0.25 0.5 0.25 － 32 499
Streptococcus pneumonia (erythromycin-resistant + 2000-2001) >=0.25 ≥8 <0.06 － >8 369