| Classification | Antibiotic | Bacterial isolates (108 CFU/ml) | ||
| E. cloacae | P. ananatis | O. anthropi | ||
| Rifamycins | Rifampicin (RD) | R | R | ++ |
| Tetracyclines | Tetracyclin (Te) | ++ | ++ | +++ |
| Aminoglycosides | Gentamicin (CN120) | ++ | ++ | +++ |
| Beta-Lactams | Penicillin (P) | R | R | R |
| Chloramphenicol | Chloramphenicol (C) | +++ | +++ | + |
| Cephalosporins | Sulbactam Cefopeazone (SFC) | +++ | +++ | R |
| Cephalosporins | Cefepime (CEP) | +++ | +++ | + |
| Cephalosporins | Cefoperazone (CFP) | +++ | +++ | + |
| Cephalosporins | Cefuroxime (CXM) | +++ | ++ | R |
| Cephalosporins | Cephazolin (KZ) | R | +++ | R |
| Cephalosporins | Ceftriaxone (CRO) | +++ | +++ | R |
| Cephalosporins | Cefoxitin (FOX) | R | +++ | R |
| Cephalosporins | Ceftazidime (CAZ) | +++ | +++ | R |