Skip to main content

Table 3 Antimicrobial effects of colistin (2 mg/l) against 23 strains of metallo-β-lactamase-producing P. aeruginosa

From: In vitro antimicrobial effects of aztreonam, colistin, and the 3-drug combination of aztreonam, ceftazidime and amikacin on metallo-β-lactamase-producing Pseudomonas aeruginosa

 

No. of strains (%) showing effectsa

Time of exposure (h)

Bacteriostatic effects

Bactericidal effects

2

23 (100)

23 (100)

4

23 (100)

23 (100)

6

23 (100)

23 (100)

24

23 (100)

23 (100)

  1. aBacteriostatic effects, any decrease in the viable count from the starting inoculum; bactericidal effects, ≥ 3 log cfu/ml decrease in the starting inoculum.