| Microorganism |
MIC50
(μg/ml) |
MIC90
(μg/ml) |
Range
(μg/ml) |
Antimicrobial |
Reference |
| Serratia marcescens |
>32 |
>32 |
? － ? |
Amoxicillin-clavulanate  |
36 |
| Serratia marcescens |
>32 |
>32 |
? － ? |
Ampicillin (Omnipen) |
36 |
| Serratia marcescens |
>32 |
>32 |
? － ? |
Cefaclor (Ceclor, Ceclor CD) |
308 |
| Serratia marcescens |
32 |
64 |
? － ? |
Cefoxitin (Mefoxin) |
1389 |
| Serratia marcescens |
32 |
- |
? － ? |
Cefaclor (Ceclor, Ceclor CD) |
308 |
| Serratia marcescens |
32 |
- |
? － ? |
Cefuroxime (Kefurox, Zinacef) |
308 |
| Serratia marcescens |
32 |
- |
? － ? |
Cephalexin (Keflex, Keftal, Cefanox) |
308 |
| Serratia marcescens |
>50 |
>100 |
1.56 － >100 |
Ceftazidime + Syn2190 |
221 |
| Serratia marcescens |
>=64 |
≥64 |
≤0.12 － >=64 |
Amoxicillin-clavulanate |
475 |
| Serratia marcescens |
>=64 |
≥64 |
≤0.5 － >=64 |
Ampicillin (Omnipen) |
475 |
| Serratia marcescens |
>64 |
>64 |
16 － >64 |
Cefuroxime (Kefurox, Zinacef) |
1492 |
| Serratia marcescens |
>64 |
>64 |
64 － >64 |
Cefprozil (Cefzil) |
1492 |
| Serratia marcescens |
>64 |
>64 |
? － ? |
Cefamandole (Mandol) |
1389 |
| Serratia marcescens |
>64 |
>64 |
? － ? |
Cephalothin (Cefalotin, Keflin, Seffin) |
1389 |
| Serratia marcescens |
>64 |
>128 |
≤1 － >128 |
Polymyxin B (Aerospin) |
479 |
| Serratia marcescens |
>64 |
>128 |
≤1 － >128 |
Polymyxin E (Colistin) |
479 |
| Serratia marcescens |
>64 |
>256 |
8 － >256 |
Ampicillin (Omnipen) |
497 |
| Serratia marcescens |
>64 |
- |
16 － >64 |
Cefaclor (Ceclor, Ceclor CD) |
1492 |
| Serratia marcescens |
>100 |
>100 |
1.56 － >100 |
Cefdinir (Omnicef, Cefdiel) |
40 |
| Serratia marcescens |
>128 |
>128 |
1 － >128 |
Cefamandole (Mandol) |
1438 |
| Serratia marcescens |
>128 |
>128 |
2 － >128 |
Ticarcillin (Ticar) |
1434 |
| Serratia marcescens |
>128 |
>128 |
4 － >128 |
Cefamandole (Mandol) |
1434 |
| Serratia marcescens |
>128 |
>128 |
8 － >128 |
Ampicillin (Omnipen) |
248 |
| Serratia marcescens |
>128 |
>128 |
8 － >128 |
Cefoxitin (Mefoxin) |
1438 |
| Serratia marcescens |
>128 |
>128 |
16 － >128 |
Cefazolin (Ancef, Kefzol, Zolicef) |
1438 |
| Serratia marcescens |
128 |
128 |
64 － 128 |
Amoxicillin-clavulanate |
497 |
| Serratia marcescens |
>128 |
>128 |
>128 － ? |
Cefaclor (Ceclor, Ceclor CD) |
1494 |
| Serratia marcescens |
>256 |
>256 |
8 － >256 |
Pexiganan |
112 |