| Microorganism |
MIC50
(μg/ml) |
MIC90
(μg/ml) |
Range
(μg/ml) |
Antimicrobial |
Reference |
| Streptococcus pyogenes (02A1UV1 + erythromycin-susceptible) |
- |
- |
0.08 － ? |
Clarithromycin (Biaxin)  |
58 |
| Streptococcus pyogenes (02A1UV1 + erythromycin-susceptible) |
- |
- |
0.6 － ? |
Azithromycin (Zithromax, Sumamed, Zitrocin) |
58 |
| Streptococcus pyogenes (02AIUCI) |
- |
- |
≤0.04 － ? |
Clorobiocin |
33 |
| Streptococcus pyogenes (02AIUCI) |
- |
- |
0.3 － ? |
Novobiocin (Albamycin) |
33 |
| Streptococcus pyogenes (12385) |
- |
- |
0.008 － ? |
Penicillin (Benzylpenicillin, Penicillin G, Bicillin C-R/L-A, Pfizerpen, Wycellin) |
1055 |
| Streptococcus pyogenes (12385) |
- |
- |
0.125 － ? |
Erythromycin (E-mycin, Ery-tab, Benzamycin) |
1055 |
| Streptococcus pyogenes (222) |
- |
- |
0.008 － ? |
Sanfetrinem cilexetil |
317 |
| Streptococcus pyogenes (222) |
- |
- |
0.016 － ? |
Cefdinir (Omnicef, Cefdiel) |
317 |
| Streptococcus pyogenes (308A) |
- |
- |
<0.01 － ? |
Imipenem |
1231 |
| Streptococcus pyogenes (308A) |
- |
- |
0.01 － ? |
Meropenem (Merrem) |
1231 |
| Streptococcus pyogenes (323033) |
- |
- |
<0.016 － ? |
Penicillin (Benzylpenicillin, Penicillin G, Bicillin C-R/L-A, Pfizerpen, Wycellin) |
1055 |
| Streptococcus pyogenes (323033) |
- |
- |
16 － ? |
Erythromycin (E-mycin, Ery-tab, Benzamycin) |
1055 |
| Streptococcus pyogenes (77A) |
- |
- |
<0.01 － ? |
Imipenem |
1231 |
| Streptococcus pyogenes (77A) |
- |
- |
≥0.01 － ? |
Meropenem (Merrem) |
1231 |
| Streptococcus pyogenes (8b) |
- |
- |
1.563 － ? |
Cefpirome |
333 |
| Streptococcus pyogenes (8b) |
- |
- |
100 － ? |
Cefotaxime (Cephotaxime, Claforan) |
333 |
| Streptococcus pyogenes (91047) |
- |
- |
0.016 － ? |
Penicillin (Benzylpenicillin, Penicillin G, Bicillin C-R/L-A, Pfizerpen, Wycellin) |
1055 |
| Streptococcus pyogenes (91047) |
- |
- |
0.094 － ? |
Erythromycin (E-mycin, Ery-tab, Benzamycin) |
1055 |
| Streptococcus pyogenes (930) |
- |
- |
8 － ? |
Telithromycin (HMR 3647, RU-66647, Ketek) |
319 |
| Streptococcus pyogenes (930) |
- |
- |
>128 － ? |
Erythromycin (E-mycin, Ery-tab, Benzamycin) |
319 |
| Streptococcus pyogenes (930) |
- |
- |
>100000 － ? |
Erythromycin Analogues |
1259 |
| Streptococcus pyogenes (A 16 + erythromycin-susceptible) |
- |
- |
0.03 － ? |
Erythromycin (E-mycin, Ery-tab, Benzamycin) |
289 |
| Streptococcus pyogenes (A 16 + erythromycin-susceptible) |
- |
- |
0.06 － ? |
Roxithromycin |
289 |
| Streptococcus pyogenes (A 16 + erythromycin-susceptible) |
- |
- |
0.13 － ? |
Miocamycin (Miokamycin) |
289 |
| Streptococcus pyogenes (A 3 + erythromycin-susceptible) |
- |
- |
0.03 － ? |
Erythromycin (E-mycin, Ery-tab, Benzamycin) |
289 |
| Streptococcus pyogenes (A 3 + erythromycin-susceptible) |
- |
- |
0.06 － ? |
Roxithromycin |
289 |
| Streptococcus pyogenes (A 3 + erythromycin-susceptible) |
- |
- |
0.13 － ? |
Miocamycin (Miokamycin) |
289 |
| Streptococcus pyogenes (A 9 + erythromycin-susceptible) |
- |
- |
0.03 － ? |
Erythromycin (E-mycin, Ery-tab, Benzamycin) |
289 |