| Microorganism |
MIC50
(μg/ml) |
MIC90
(μg/ml) |
Range
(μg/ml) |
Antimicrobial |
Reference |
| Streptococcus pyogenes (erythromycin-susceptible) |
0.031 |
0.063 |
≤0.031 － 0.125 |
Clarithromycin (Biaxin)  |
502 |
| Streptococcus pyogenes (erythromycin-susceptible) |
0.031 |
0.063 |
≤0.031 － 0.125 |
Spiramycin |
502 |
| Streptococcus pyogenes (erythromycin-susceptible) |
0.06 |
0.06 |
0.03 － 0.06 |
Clarithromycin (Biaxin) |
1113 |
| Streptococcus pyogenes (erythromycin-susceptible) |
0.06 |
0.06 |
≤0.03 － 0.12 |
Erythromycin (E-mycin, Ery-tab, Benzamycin) |
1111 |
| Streptococcus pyogenes (erythromycin-susceptible) |
0.06 |
0.06 |
0.03 － 0.125 |
Erythromycin (E-mycin, Ery-tab, Benzamycin) |
1113 |
| Streptococcus pyogenes (erythromycin-susceptible) |
0.06 |
0.06 |
0.03 － 0.3 |
Azithromycin (Zithromax, Sumamed, Zitrocin) |
35 |
| Streptococcus pyogenes (erythromycin-susceptible) |
0.06 |
0.1 |
0.03 － 0.1 |
Moxifloxacin (BAY 12-8039, Avelox) |
35 |
| Streptococcus pyogenes (erythromycin-susceptible) |
0.06 |
0.1 |
0.06 － 0.2 |
Roxithromycin |
35 |
| Streptococcus pyogenes (erythromycin-susceptible) |
0.063 |
0.063 |
≤0.031 － 0.125 |
Clindamycin (Cleocin) |
502 |
| Streptococcus pyogenes (erythromycin-susceptible) |
0.063 |
0.125 |
≤0.031 － 0.25 |
Erythromycin (E-mycin, Ery-tab, Benzamycin) |
502 |
| Streptococcus pyogenes (erythromycin-susceptible) |
0.1 |
0.2 |
0.1 － 0.5 |
Miocamycin (Miokamycin) |
35 |
| Streptococcus pyogenes (erythromycin-susceptible) |
0.12 |
0.25 |
0.001 － 0.5 |
Azithromycin (Zithromax, Sumamed, Zitrocin) |
1113 |
| Streptococcus pyogenes (erythromycin-susceptible) |
0.125 |
0.25 |
0.063 － 0.5 |
Azithromycin (Zithromax, Sumamed, Zitrocin) |
502 |
| Streptococcus pyogenes (erythromycin-susceptible) |
0.125 |
0.25 |
0.125 － 0.25 |
Azithromycin (Zithromax, Sumamed, Zitrocin) |
1113 |
| Streptococcus pyogenes (erythromycin-susceptible) |
0.2 |
0.2 |
0.1 － 0.2 |
Quinupristin/Dalfopristin (Synercid) |
35 |
| Streptococcus pyogenes (erythromycin-susceptible) |
0.5 |
1 |
0.25 － 1 |
Quinupristin/Dalfopristin (Synercid) |
502 |
| Streptococcus pyogenes (erythromycin-susceptible) |
2 |
2 |
1 － 2 |
Linezolid (PNU-100766, U-100766, Zyvox) |
35 |
| Streptococcus pyogenes (erythromycin-susceptible) |
<- |
<0.008 |
? － ? |
Ceftaroline |
1358 |
| Streptococcus pyogenes (erythromycin-susceptible) |
<- |
<0.008 |
? － ? |
Ceftriaxone (Rocephin) |
1358 |
| Streptococcus pyogenes (erythromycin-susceptible) |
- |
0.015 |
≤0.002 － 0.06 |
Dalbavancin |
1112 |
| Streptococcus pyogenes (erythromycin-susceptible) |
- |
0.015 |
? － ? |
Dalbavancin |
1112 |
| Streptococcus pyogenes (erythromycin-susceptible) |
- |
0.06 |
? － ? |
Erythromycin (E-mycin, Ery-tab, Benzamycin) |
1358 |
| Streptococcus pyogenes (erythromycin-susceptible) |
- |
0.06 |
? － ? |
Teicoplanin (Targocid) |
1112 |
| Streptococcus pyogenes (erythromycin-susceptible) |
≤- |
≤0.12 |
? － ? |
Quinupristin/Dalfopristin (Synercid) |
1112 |
| Streptococcus pyogenes (erythromycin-susceptible) |
- |
0.5 |
? － ? |
Vancomycin (Vancocyn, Lyphocin) |
1358 |
| Streptococcus pyogenes (erythromycin-susceptible) |
- |
0.5 |
? － ? |
Vancomycin (Vancocyn, Lyphocin) |
1112 |
| Streptococcus pyogenes (erythromycin-susceptible) |
- |
1 |
? － ? |
Linezolid (PNU-100766, U-100766, Zyvox) |
1112 |
| Streptococcus pyogenes (erythromycin-susceptible) |
- |
1 |
? － ? |
Linezolid (PNU-100766, U-100766, Zyvox) |
1358 |