| Microorganism |
MIC50
(μg/ml) |
MIC90
(μg/ml) |
Range
(μg/ml) |
Antimicrobial |
Reference |
| Enterococcus faecium |
>4 |
>4 |
0.25 － >4 |
Levofloxacin (Levaquin, Quixin)  |
1130 |
| Enterococcus faecium |
>4 |
>4 |
0.25 － >4 |
Trovafloxacin (Trovan) |
123 |
| Enterococcus faecium |
4 |
4 |
0.25 － 8 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
374 |
| Enterococcus faecium |
>4 |
>4 |
0.5 － >4 |
Grepafloxacin (Raxar) |
244 |
| Enterococcus faecium |
4 |
4 |
1 － 2 |
Linezolid (PNU-100766, U-100766, Zyvox) |
7 |
| Enterococcus faecium |
>4 |
>4 |
1 － >4 |
Gatifloxacin (Tequin) |
123 |
| Enterococcus faecium |
4 |
8 |
0.06 － 8 |
Garenoxacin (T-3811, BMS-284756) |
1111 |
| Enterococcus faecium |
4 |
8 |
≤0.06 － 8 |
RWJ-54428 |
1111 |
| Enterococcus faecium |
4 |
8 |
0.06 － 32 |
DC-159a |
268 |
| Enterococcus faecium |
4 |
8 |
0.5 － 16 |
SM-216601 |
115 |
| Enterococcus faecium |
4 |
8 |
2 － 16 |
RWJ-5442 |
178 |
| Enterococcus faecium |
>4 |
>8 |
<4 － >8 |
Tetracycline (Sumycin, Achromycin V, Steclin) |
6 |
| Enterococcus faecium |
>4 |
>16 |
<0.12 － >16 |
Ampicillin (Omnipen) |
6 |
| Enterococcus faecium |
>4 |
>16 |
0.12 － >16 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
1111 |
| Enterococcus faecium |
4 |
16 |
0.12 － >32 |
Penicillin (Benzylpenicillin, Penicillin G, Bicillin C-R/L-A, Pfizerpen, Wycellin) |
371 |
| Enterococcus faecium |
4 |
16 |
0.25 － 64 |
Garenoxacin (T-3811, BMS-284756) |
443 |
| Enterococcus faecium |
4 |
16 |
0.25 － 64 |
Garenoxacin (T-3811, BMS-284756) |
130 |
| Enterococcus faecium |
4 |
16 |
0.5 － 64 |
Moxifloxacin (BAY 12-8039, Avelox) |
443 |
| Enterococcus faecium |
4 |
16 |
0.5 － 64 |
Moxifloxacin (BAY 12-8039, Avelox) |
130 |
| Enterococcus faecium |
4 |
16 |
0.5 － >128 |
Zosyn |
371 |
| Enterococcus faecium |
4 |
32 |
0.015 － 64 |
Gemifloxacin |
268 |
| Enterococcus faecium |
4 |
32 |
0.25 － >32 |
Garenoxacin (T-3811, BMS-284756) |
102 |
| Enterococcus faecium |
>4 |
>32 |
0.5 － >32 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
102 |
| Enterococcus faecium |
>4 |
>32 |
0.5 － >32 |
Erythromycin (E-mycin, Ery-tab, Benzamycin) |
16 |
| Enterococcus faecium |
>8 |
>8 |
0.12 － >8 |
Clindamycin (Cleocin) |
123 |
| Enterococcus faecium |
>8 |
>8 |
0.12 － >8 |
Erythromycin (E-mycin, Ery-tab, Benzamycin) |
123 |
| Enterococcus faecium |
>8 |
>8 |
0.12 － >8 |
Imipenem |
123 |
| Enterococcus faecium |
>8 |
>8 |
0.25 － >8 |
Oxacillin (Prostaphilin, Bactocil, Prostaphlin) |
123 |