| Microorganism |
MIC50
(μg/ml) |
MIC90
(μg/ml) |
Range
(μg/ml) |
Antimicrobial |
Reference |
| Klebsiella spp. |
0.5 |
1 |
0.12 － 4 |
Tigecycline (GAR-936, Tigacyl)  |
472 |
| Klebsiella spp. |
>0.5 |
>1 |
≤0.5 － >1 |
Trimethoprim/Sulfamethoxazole |
1250 |
| Klebsiella spp. |
0.5 |
1 |
0.5 － >32 |
Cefaclor (Ceclor, Ceclor CD) |
267 |
| Klebsiella spp. |
0.5 |
4 |
0.12 － >32 |
Cefetamet |
1494 |
| Klebsiella spp. |
0.5 |
16 |
0.015 － 32 |
Tigemonam |
1494 |
| Klebsiella spp. |
0.5 |
32 |
0.25 － >128 |
Cefaclor (Ceclor, Ceclor CD) |
274 |
| Klebsiella spp. |
1 |
2 |
≤0.25 － >32 |
Amikacin (Amikin) |
412 |
| Klebsiella spp. |
1 |
8 |
0.25 － 16 |
Amoxicillin-clavulanate |
274 |
| Klebsiella spp. |
1 |
16 |
0.12 － >128 |
Cefuroxime (Kefurox, Zinacef) |
274 |
| Klebsiella spp. |
>1 |
>16 |
≤1 － >16 |
Ceftazidime (Ceptaz, Fortaz, Tanicef) |
472 |
| Klebsiella spp. |
1 |
32 |
0.5 － >32 |
Amikacin (Amikin) |
472 |
| Klebsiella spp. |
1 |
32 |
25 － >128 |
Gentamicin (Gentamycin, Garamycin) |
1491 |
| Klebsiella spp. |
>1 |
>256 |
? － ? |
Ceftazidime (Ceptaz, Fortaz, Tanicef) |
323 |
| Klebsiella spp. |
≤2 |
≤2 |
≤2 － >16 |
Gentamicin (Gentamycin, Garamycin) |
412 |
| Klebsiella spp. |
2 |
4 |
≤0.12 － >32 |
Cefuroxime (Kefurox, Zinacef) |
267 |
| Klebsiella spp. |
2 |
8 |
≤0.12 － >16 |
Cefuroxime axetil (Ceftin) |
1250 |
| Klebsiella spp. |
2 |
8 |
≤0.12 － >256 |
Zosyn |
412 |
| Klebsiella spp. |
>2 |
>8 |
≤2 － >8 |
Gentamicin (Gentamycin, Garamycin) |
472 |
| Klebsiella spp. |
>2 |
>8 |
≤2 － >8 |
Tetracycline (Sumycin, Achromycin V, Steclin) |
472 |
| Klebsiella spp. |
2 |
8 |
≤2 － >16 |
Amoxicillin-clavulanate |
1250 |
| Klebsiella spp. |
>2 |
>16 |
≤2 － >16 |
Ceftazidime (Ceptaz, Fortaz, Tanicef) |
412 |
| Klebsiella spp. |
2 |
>32 |
0.25 － >32 |
Cefteram |
1494 |
| Klebsiella spp. |
4 |
16 |
2 － >128 |
Cephalexin (Keflex, Keftal, Cefanox) |
274 |
| Klebsiella spp. |
4 |
32 |
? － ? |
Cephalothin (Cefalotin, Keflin, Seffin) |
1389 |
| Klebsiella spp. |
>4 |
>64 |
≤0.5 － >64 |
Zosyn |
472 |
| Klebsiella spp. |
5 |
2 |
? － ? |
Cefamandole (Mandol) |
1389 |
| Klebsiella spp. |
12 |
1 |
0.015 － 1 |
Cefepime (Maxipime) |
1491 |
| Klebsiella spp. |
>16 |
>16 |
≤0.12 － >16 |
Ampicillin (Omnipen) |
1250 |