Table 3: Antibiotic resistance of AmpC producers K. pneumoniae and E. coli isolates.

Antibiotic K. pneumoniae
n=6 (%)
E. coli
n= 3 (%)
Amikacin 0 (0) 0 (0)
Gentamicin 4 (66.6) 1 (16)
Ertapenem 2 (33.3) 0 (0)
Imipenem 2 (33.3) 1 (33.3)
Meropenem 2 (33.3) 0 (0)
cefoxitin 6 (100) 3 (100)
ceftazidime 6 (100) 2 (66.6)
Ceftriaxone 6 (100) 3 (13.3)
Cefepime 5 (83.3) 2 (66.6)
Aztreonam 6 (100) 3 (100)
Ampicillin 6 (100) 3 (100)
Amoxicilli-clavulanate 6 (88) 3 (100)
Piperacillin-Tazobactam 3 (50) 1 (33.3)
Colistin 0 (0) 0 (0)
Trimetoprim-sulfametoxazol 2 (33.3) 3 (100)
Nitrofurantoin 3 (50) 0 (0)
Ciprofloxacin 3 (50) 0 (0)
Levofloxacin 3 (50) 0 (0)