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Microorganism MIC50sort
(μg/ml)		 MIC90sort
(μg/ml)		 Rangesort
(μg/ml)		 Reference
Staphylococci - - 0.03 － 128 401
Staphylococcus aureus (AT 3 + erythromycin-susceptible + methicillin-resistant) - - 1 － ? 289
Staphylococcus aureus (ATCC 25923) - - 0.5 － ? 401
Staphylococcus aureus (ATCC 29213) - - 0.5 － ? 401
Staphylococcus aureus (ATCC 6571) - - 0.25 － ? 401
Staphylococcus aureus (BZ 15 + inducibly methicillin-resistant) - - >128 － ? 289
Staphylococcus aureus (G2 + inducibly methicillin-resistant) - - >128 － ? 289
Staphylococcus aureus (HK 4 + erythromycin-susceptible + methicillin-resistant) - - 1 － ? 289
Staphylococcus aureus (methicillin-resistant) - - 16 － ? 257
Staphylococcus aureus (methicillin-susceptible) - - 1 － ? 257
Staphylococcus aureus (UK 17 + erythromycin-susceptible + methicillin-resistant) - - 1 － ? 289
Streptococcus agalactiae (21661 + erythromycin-susceptible) - - 0.06 － ? 289
Streptococcus agalactiae (21754 + erythromycin-susceptible) - - 0.06 － ? 289
Streptococcus agalactiae (21783 + erythromycin-susceptible) - - 0.06 － ? 289
Streptococcus agalactiae (erythromycin-resistant) >16 >64 2 － >64 35
Streptococcus agalactiae (erythromycin-susceptible) 0.1 0.1 0.06 － 0.1 35
Streptococcus pneumonia 0.12 0.25 ≤0.12 － >16 499
Streptococcus pneumonia (ATCC 49619) - - 0.12 － ? 401
Streptococcus pneumonia (erythromycin A-resistant) 4 32 ≤0.12 － 32 499
Streptococcus pneumonia (erythromycin A-susceptible) ≤0.12 ≤0.12 ≤0.12 － 32 499
Streptococcus pneumonia (erythromycin-resistant) >64 >64 0.5 － >64 35
Streptococcus pneumonia (macrolide-resistant) - - >32 － ? 49
Streptococcus pneumonia (penicillin-intermediate + erythromycin-intermediate) >=16 ≥32 2 － >=32 470
Streptococcus pneumonia (penicillin-intermediate + erythromycin-resistant) >=16 ≥32 2 － >=32 470
Streptococcus pneumonia (penicillin-intermediate + erythromycin-susceptible) 0.25 0.5 0.25 － 0.5 470
Streptococcus pneumonia (penicillin-intermediate) 0.12 16 ≤0.12 － >16 499
Streptococcus pneumonia (penicillin-resistant) 0.12 16 ≤0.12 － >16 499
Streptococcus pneumonia (penicillin-susceptible + erythromycin-intermediate) >=32 ≥32 0.125 － >=32 470