| Microorganism |
MIC50
(μg/ml) |
MIC90
(μg/ml) |
Range
(μg/ml) |
Antimicrobial |
Reference |
| Bacteroides fragilis |
- |
- |
0.5 － ? |
Clindamycin (Cleocin)  |
1474 |
| Bacteroides fragilis |
- |
- |
0.5 － ? |
Clindamycin (Cleocin) |
1477 |
| Bacteroides fragilis |
- |
- |
0.5 － ? |
Metronidazole (Flagyl) |
625 |
| Bacteroides fragilis |
- |
- |
1 － 4 |
Linezolid (PNU-100766, U-100766, Zyvox) |
401 |
| Bacteroides fragilis |
- |
- |
1 － 8 |
Chloramphenicol (Chloromycetin) |
401 |
| Bacteroides fragilis |
- |
- |
1 － 8 |
Ofloxacin (Floxin) |
401 |
| Bacteroides fragilis |
- |
- |
1 － 16 |
Azlocillin |
401 |
| Bacteroides fragilis |
- |
- |
1 － 128 |
Amoxicillin (Novamox, Amoxil) |
401 |
| Bacteroides fragilis |
- |
- |
1 － 128 |
Ampicillin (Omnipen) |
401 |
| Bacteroides fragilis |
- |
- |
1 － 128 |
Cefuroxime (Kefurox, Zinacef) |
401 |
| Bacteroides fragilis |
- |
- |
1 － 128 |
Cephradine (Cefradine, Velocef) |
401 |
| Bacteroides fragilis |
- |
- |
1 － 128 |
Mezlocillin (Mezlin) |
401 |
| Bacteroides fragilis |
- |
- |
1 － ? |
VRC3375 |
623 |
| Bacteroides fragilis |
- |
- |
2 － 8 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
401 |
| Bacteroides fragilis |
- |
- |
2 － 128 |
Cefoxitin (Mefoxin) |
401 |
| Bacteroides fragilis |
- |
- |
2 － 128 |
Ceftriaxone (Rocephin) |
401 |
| Bacteroides fragilis |
- |
- |
2 － ? |
(+)-Usnic acid |
315 |
| Bacteroides fragilis |
- |
- |
2 － ? |
Amoxicillin-clavulanate |
1474 |
| Bacteroides fragilis |
- |
- |
2 － ? |
Metronidazole (Flagyl) |
1474 |
| Bacteroides fragilis |
- |
- |
2.5 － 128 |
Piperacillin (Pipracil) |
401 |
| Bacteroides fragilis |
- |
- |
4 － 8 |
MSI-78 (Peptide) |
65 |
| Bacteroides fragilis |
- |
- |
4 － 32 |
Quinupristin/Dalfopristin (Synercid) |
401 |
| Bacteroides fragilis |
- |
- |
4 － 128 |
Cefpirome |
401 |
| Bacteroides fragilis |
- |
- |
4 － 128 |
Ceftazidime (Ceptaz, Fortaz, Tanicef) |
401 |
| Bacteroides fragilis |
- |
- |
4 － 128 |
Cephalexin (Keflex, Keftal, Cefanox) |
401 |
| Bacteroides fragilis |
- |
- |
4 － 128 |
Penicillin (Benzylpenicillin, Penicillin G, Bicillin C-R/L-A, Pfizerpen, Wycellin) |
401 |
| Bacteroides fragilis |
- |
- |
4 － 128 |
Ticarcillin (Ticar) |
401 |
| Bacteroides fragilis |
- |
- |
4 － ? |
Cefoxitin (Mefoxin) |
1438 |