| Microorganism |
MIC50
(μg/ml) |
MIC90
(μg/ml) |
Range
(μg/ml) |
Antimicrobial |
Reference |
| Shigella flexneri |
0.12 |
0.25 |
≤0.12 － 1 |
Cefepime (Maxipime)  |
412 |
| Shigella flexneri |
0.12 |
0.5 |
0.12 － 0.5 |
Nalidixic acid (NegGam) |
1085 |
| Shigella flexneri |
0.13 |
0.25 |
0.06 － 0.25 |
Ceftibuten (Cedax) |
1492 |
| Shigella flexneri |
0.25 |
0.25 |
0.06 － 0.5 |
Imipenem |
493 |
| Shigella flexneri |
0.25 |
0.25 |
0.25 － 0.5 |
Cefpodoxime |
1492 |
| Shigella flexneri |
≤0.25 |
≤0.25 |
≤0.25 － 0.5 |
Ceftriaxone (Rocephin) |
412 |
| Shigella flexneri |
0.25 |
0.5 |
0.03 － 1 |
Aztreonam (Azactam) |
248 |
| Shigella flexneri |
0.25 |
0.5 |
0.03 － 64 |
Cefoperazone (Cefobid) |
1085 |
| Shigella flexneri |
0.25 |
0.5 |
0.125 － 1 |
Ceftazidime (Ceptaz, Fortaz, Tanicef) |
248 |
| Shigella flexneri |
0.25 |
2 |
0.125 － 2 |
Imipenem |
248 |
| Shigella flexneri |
≤0.5 |
≤0.5 |
≤0.5 － ? |
Imipenem |
412 |
| Shigella flexneri |
>0.5 |
>32 |
? － ? |
Cefixime (Suprax) |
308 |
| Shigella flexneri |
1 |
1 |
1 － 2 |
Cefaclor (Ceclor, Ceclor CD) |
1492 |
| Shigella flexneri |
1 |
2 |
1 － 2 |
Nalidixic acid (NegGam) |
244 |
| Shigella flexneri |
2 |
2 |
1 － 4 |
Cefixime (Suprax) |
1492 |
| Shigella flexneri |
≤2 |
≤2 |
≤2 － 4 |
Ceftazidime (Ceptaz, Fortaz, Tanicef) |
412 |
| Shigella flexneri |
≤2 |
≤2 |
≤2 － ? |
Gentamicin (Gentamycin, Garamycin) |
412 |
| Shigella flexneri |
2 |
4 |
0.5 － 32 |
Cefazolin (Ancef, Kefzol, Zolicef) |
1085 |
| Shigella flexneri |
2 |
4 |
≤0.5 － >64 |
Zosyn |
412 |
| Shigella flexneri |
2 |
4 |
2 － 4 |
Cefuroxime (Kefurox, Zinacef) |
1492 |
| Shigella flexneri |
2 |
8 |
2 － 8 |
Cefprozil (Cefzil) |
1492 |
| Shigella flexneri |
4 |
4 |
1 － 64 |
Cefuroxime (Kefurox, Zinacef) |
1085 |
| Shigella flexneri |
4 |
4 |
2 － 32 |
Gentamicin (Gentamycin, Garamycin) |
1085 |
| Shigella flexneri |
<4 |
<4 |
? － ? |
Nalidixic acid (NegGam) |
491 |
| Shigella flexneri |
<4 |
<4 |
? － ? |
Nalidixic acid (NegGam) |
62 |
| Shigella flexneri |
4 |
8 |
0.5 － 16 |
Amikacin (Amikin) |
248 |
| Shigella flexneri |
4 |
8 |
0.5 － >128 |
Ampicillin (Omnipen) |
248 |
| Shigella flexneri |
4 |
8 |
2 － 8 |
Amikacin (Amikin) |
412 |