| Microorganism |
MIC50
(μg/ml) |
MIC90
(μg/ml) |
Range
(μg/ml) |
Antimicrobial |
Reference |
| Proteus spp. |
0.06 |
0.12 |
0.03 － 0.25 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay)  |
374 |
| Proteus spp. |
0.06 |
0.25 |
≤0.06 － 8 |
Ceftazidime (Ceptaz, Fortaz, Tanicef) |
1371 |
| Proteus spp. |
0.125 |
0.5 |
≤0.06 － 0.5 |
Meropenem (Merrem) |
1371 |
| Proteus spp. |
0.125 |
1 |
≤0.06 － 2 |
BAL30376 |
1371 |
| Proteus spp. |
0.125 |
1 |
≤0.06 － 32 |
Cefepime (Maxipime) |
1371 |
| Proteus spp. |
0.25 |
0.5 |
0.128 － 2 |
Ibafloxacin |
930 |
| Proteus spp. |
0.5 |
0.5 |
0.12 － 1 |
Sparfloxacin (AT-4140, Zagam) |
374 |
| Proteus spp. |
1 |
4 |
≤0.06 － 32 |
Piperacillin-Tazobactam (8:1) |
1371 |
| Proteus spp. |
4 |
4 |
0.5 － 8 |
Imipenem |
374 |
| Proteus spp. |
4 |
8 |
0.5 － 8 |
Imipenem |
1371 |
| Proteus spp. |
>8 |
>32 |
1 － >32 |
Ticarcillin-Clavulanic acid (15:1) |
1371 |
| Proteus spp. |
>32 |
>32 |
8 － >32 |
Amoxicillin-clavulanic acid (2:1) |
1371 |
| Proteus spp. |
100 |
- |
? － ? |
Nifedipine |
1109 |
| Proteus spp. |
>256 |
>256 |
4 － >256 |
Pexiganan |
112 |
| Proteus spp. |
- |
0.03 |
? － ? |
Clinafloxacin (PD 127391) |
341 |
| Proteus spp. |
- |
0.06 |
? － ? |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
341 |
| Proteus spp. |
- |
0.25 |
? － ? |
Gatifloxacin (Tequin) |
341 |
| Proteus spp. |
- |
0.25 |
? － ? |
Levofloxacin (Levaquin, Quixin) |
341 |
| Proteus spp. |
- |
0.25 |
? － ? |
Moxifloxacin (BAY 12-8039, Avelox) |
341 |
| Proteus spp. |
- |
0.5 |
? － ? |
Grepafloxacin (Raxar) |
341 |
| Proteus spp. |
- |
0.5 |
? － ? |
Ofloxacin (Floxin) |
341 |
| Proteus spp. |
- |
0.5 |
? － ? |
Sparfloxacin (AT-4140, Zagam) |
341 |
| Proteus spp. |
- |
0.5 |
? － ? |
Trovafloxacin (Trovan) |
341 |
| Proteus spp. |
>- |
>128 |
16 － >128 |
Saccharomicin AB Complex |
209 |
| Proteus spp. |
- |
200 |
? － ? |
Dobutamine |
1109 |
| Proteus spp. |
- |
200 |
? － ? |
Lacidipine (Lacipil; Motens) |
1109 |
| Proteus spp. |
- |
- |
<=0.03 － >32 |
Ceftaroline |
1583 |
| Proteus spp. |
- |
- |
≤1 － ? |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
457 |