| Microorganism |
MIC50
(μg/ml) |
MIC90
(μg/ml) |
Range
(μg/ml) |
Antimicrobial |
Reference |
| Enterococcus faecium (linezolid-resistant) |
2 |
4 |
0.5 － 8 |
TR-700  |
192 |
| Enterococcus faecium (linezolid-resistant) |
32 |
64 |
4 － >128 |
Linezolid (PNU-100766, U-100766, Zyvox) |
192 |
| Enterococcus faecium (linezolid-resistant) |
- |
- |
8 － ? |
Linezolid (PNU-100766, U-100766, Zyvox) |
108 |
| Enterococcus faecium (linezolid-resistant) |
- |
- |
16 － ? |
Linezolid (PNU-100766, U-100766, Zyvox) |
108 |
| Enterococcus faecium (linezolid-resistant) |
- |
- |
16 － ? |
Linezolid (PNU-100766, U-100766, Zyvox) |
108 |
| Enterococcus faecium (linezolid-resistant) |
- |
- |
16 － ? |
RWJ-416457 |
189 |
| Enterococcus faecium (linezolid-resistant) |
- |
- |
32 － 64 |
Linezolid (PNU-100766, U-100766, Zyvox) |
189 |
| Enterococcus faecium (linezolid-resistant) |
- |
- |
32 － ? |
Linezolid (PNU-100766, U-100766, Zyvox) |
108 |
| Enterococcus faecium (linezolid-resistant) |
- |
- |
>128 － ? |
Vancomycin (Vancocyn, Lyphocin) |
189 |
| Enterococcus faecium (linezolid-susceptible) |
1 |
1 |
0.25 － 1 |
RWJ-416457 |
189 |
| Enterococcus faecium (linezolid-susceptible) |
2 |
4 |
0.5 － 4 |
Linezolid (PNU-100766, U-100766, Zyvox) |
189 |
| Enterococcus faecium (linezolid-susceptible) |
>16 |
>16 |
1 － >16 |
Vancomycin (Vancocyn, Lyphocin) |
189 |
| Enterococcus faecium (MicroScan automated panel) |
- |
- |
≤0.25 － >2 |
Quinupristin/Dalfopristin (Synercid) |
1038 |
| Enterococcus faecium (MicroScan automated panel) |
- |
- |
<0.5 － >=8 |
Erythromycin (E-mycin, Ery-tab, Benzamycin) |
1038 |
| Enterococcus faecium (MicroScan automated panel) |
- |
- |
≤1 － >2 |
Rifampicin (Rifampin) |
1038 |
| Enterococcus faecium (MicroScan automated panel) |
- |
- |
≤1 － >=4 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
1038 |
| Enterococcus faecium (MicroScan automated panel) |
- |
- |
≤2 － >=4 |
Levofloxacin (Levaquin, Quixin) |
1038 |
| Enterococcus faecium (MicroScan automated panel) |
- |
- |
≤2 － >=8 |
Linezolid (PNU-100766, U-100766, Zyvox) |
1038 |
| Enterococcus faecium (MicroScan automated panel) |
- |
- |
≤2 － >16 |
Vancomycin (Vancocyn, Lyphocin) |
1038 |
| Enterococcus faecium (MicroScan automated panel) |
- |
- |
≤4 － >=16 |
Tetracycline (Sumycin, Achromycin V, Steclin) |
1038 |
| Enterococcus faecium (MicroScan automated panel) |
- |
- |
≤8 － >8 |
Penicillin (Benzylpenicillin, Penicillin G, Bicillin C-R/L-A, Pfizerpen, Wycellin) |
1038 |
| Enterococcus faecium (MicroScan automated panel) |
- |
- |
≤8 － >=16 |
Ampicillin (Omnipen) |
1038 |
| Enterococcus faecium (NCTC 7171) |
- |
- |
1 － ? |
Ampicillin (Omnipen) |
220 |
| Enterococcus faecium (NCTC 7171T) |
- |
- |
2 － ? |
Erythromycin (E-mycin, Ery-tab, Benzamycin) |
220 |
| Enterococcus faecium (North America + vancomycin-resistant) |
2 |
2 |
? － ? |
Linezolid (PNU-100766, U-100766, Zyvox) |
306 |
| Enterococcus faecium (North America + vancomycin-susceptible) |
2 |
2 |
? － ? |
Linezolid (PNU-100766, U-100766, Zyvox) |
306 |
| Enterococcus faecium (North America) |
>- |
>8 |
? － ? |
Imipenem |
284 |
| Enterococcus faecium (North America) |
>- |
>8 |
? － ? |
Imipenem |
284 |