| Microorganism |
MIC50
(μg/ml) |
MIC90
(μg/ml) |
Range
(μg/ml) |
Antimicrobial |
Reference |
| Streptococcus pneumonia (pbpla, pbp2x, and pbp2b genes abnormal + penicillin-resistant) |
0.5 |
1 |
0.25 － 8 |
Cefotaxime (Cephotaxime, Claforan)  |
121 |
| Streptococcus pneumonia (pbpla, pbp2x, and pbp2b genes abnormal + penicillin-resistant) |
2 |
2 |
0.5 － 4 |
Ampicillin (Omnipen) |
121 |
| Streptococcus pneumonia (pbpla, pbp2x, and pbp2b genes abnormal + penicillin-resistant) |
2 |
2 |
0.5 － 4 |
Penicillin (Benzylpenicillin, Penicillin G, Bicillin C-R/L-A, Pfizerpen, Wycellin) |
121 |
| Streptococcus pneumonia (pbpla, pbp2x, and pbp2b genes abnormal + penicillin-resistant) |
2 |
4 |
1 － 32 |
Cefpodoxime |
121 |
| Streptococcus pneumonia (pbpla, pbp2x, and pbp2b genes abnormal + penicillin-resistant) |
4 |
8 |
2 － 32 |
Cefdinir (Omnicef, Cefdiel) |
121 |
| Streptococcus pneumonia (pbpla, pbp2x, and pbp2b genes abnormal + penicillin-resistant) |
64 |
64 |
16 － 64 |
Cefaclor (Ceclor, Ceclor CD) |
121 |
| Streptococcus pneumonia (penicillin suseptible) |
- |
- |
2 － ? |
Lajollamycin |
731 |
| Streptococcus pneumonia (penicillin-intermediate + erythromycin-intermediate) |
0.03 |
0.25 |
≤0.03 － 0.25 |
Telithromycin (HMR 3647, RU-66647, Ketek) |
470 |
| Streptococcus pneumonia (penicillin-intermediate + erythromycin-intermediate) |
0.06 |
2 |
≤0.03 － 2 |
HMR 3004 (RU 64004) |
470 |
| Streptococcus pneumonia (penicillin-intermediate + erythromycin-intermediate) |
0.125 |
0.5 |
0.06 － 1 |
Amoxicillin (Novamox, Amoxil) |
470 |
| Streptococcus pneumonia (penicillin-intermediate + erythromycin-intermediate) |
0.25 |
1 |
0.125 － 1 |
Penicillin (Benzylpenicillin, Penicillin G, Bicillin C-R/L-A, Pfizerpen, Wycellin) |
470 |
| Streptococcus pneumonia (penicillin-intermediate + erythromycin-intermediate) |
>=1 |
≥32 |
0.125 － >=32 |
Josamycin |
470 |
| Streptococcus pneumonia (penicillin-intermediate + erythromycin-intermediate) |
2 |
4 |
1 － 4 |
Ofloxacin (Floxin) |
470 |
| Streptococcus pneumonia (penicillin-intermediate + erythromycin-intermediate) |
>=8 |
≥32 |
1 － >=32 |
Clarithromycin (Biaxin) |
470 |
| Streptococcus pneumonia (penicillin-intermediate + erythromycin-intermediate) |
>=16 |
≥32 |
2 － >=32 |
Azithromycin (Zithromax, Sumamed, Zitrocin) |
470 |
| Streptococcus pneumonia (penicillin-intermediate + erythromycin-intermediate) |
>=16 |
≥32 |
2 － >=32 |
Roxithromycin |
470 |
| Streptococcus pneumonia (penicillin-intermediate + erythromycin-intermediate) |
>=16 |
≥32 |
8 － >=32 |
Erythromycin A |
470 |
| Streptococcus pneumonia (penicillin-intermediate + erythromycin-intermediate) |
>=32 |
≥32 |
0.25 － >=32 |
Tetracycline (Sumycin, Achromycin V, Steclin) |
470 |
| Streptococcus pneumonia (penicillin-intermediate + erythromycin-resistant) |
0.03 |
0.25 |
≤0.03 － 0.25 |
Telithromycin (HMR 3647, RU-66647, Ketek) |
470 |
| Streptococcus pneumonia (penicillin-intermediate + erythromycin-resistant) |
0.06 |
2 |
≤0.03 － 2 |
HMR 3004 (RU 64004) |
470 |
| Streptococcus pneumonia (penicillin-intermediate + erythromycin-resistant) |
0.125 |
0.5 |
0.06 － 1 |
Amoxicillin (Novamox, Amoxil) |
470 |
| Streptococcus pneumonia (penicillin-intermediate + erythromycin-resistant) |
0.25 |
1 |
0.125 － 1 |
Penicillin (Benzylpenicillin, Penicillin G, Bicillin C-R/L-A, Pfizerpen, Wycellin) |
470 |
| Streptococcus pneumonia (penicillin-intermediate + erythromycin-resistant) |
>=1 |
≥32 |
0.125 － >=32 |
Josamycin |
470 |
| Streptococcus pneumonia (penicillin-intermediate + erythromycin-resistant) |
2 |
4 |
1 － 4 |
Ofloxacin (Floxin) |
470 |
| Streptococcus pneumonia (penicillin-intermediate + erythromycin-resistant) |
>=8 |
≥32 |
1 － >=32 |
Clarithromycin (Biaxin) |
470 |
| Streptococcus pneumonia (penicillin-intermediate + erythromycin-resistant) |
>=16 |
≥32 |
2 － >=32 |
Azithromycin (Zithromax, Sumamed, Zitrocin) |
470 |
| Streptococcus pneumonia (penicillin-intermediate + erythromycin-resistant) |
>=16 |
≥32 |
2 － >=32 |
Roxithromycin |
470 |
| Streptococcus pneumonia (penicillin-intermediate + erythromycin-resistant) |
>=16 |
≥32 |
8 － >=32 |
Erythromycin A |
470 |