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Table 2 Possible synergistic combinations obtained by 2D-checkerboard microdilution assay for NDM-1 gene harboring AK66 strain of K. pneumoniae

From: A mechanistic approach to prove the efficacy of combination therapy against New Delhi metallo-β-lactamases producing bacterial strain: a molecular and biochemical approach

Antibiotic combinations

AK66 strain of K. pneumoniae harboring NDM-1 gene

FICI values (FICI ≤ 0.5)

Streptomycin + amikacin

0.3125

Streptomycin + ciprofloxacin

0.31