TABLE 4.

Recommended QC ranges for S. aureus, E. coli, and P. aeruginosa determined using Mueller-Hinton Broth with 2% Isovitalex

Antimicrobial agentMIC at indicated incubation time (h)
S. aureus ATCC 29213E. coli ATCC 25922P. aeruginosa ATCC 27853
244824482448
Gentamicin0.25-10.25-10.25-20.25-20.5-20.5-4
Chloramphenicol4-164-322-84-16
Naladixic acid1-82-8
Ciprofloxacin0.25-10.25-10.004-0.0160.004-0.030.12-10.25-1
Levofloxacin0.008-0.030.008-0.060.008-0.030.008-0.060.5-20.5-4
Doxycycline0.12-10.25-21-41-84-324-32
Tetracycline0.25-20.5-41-42-88-328-64
Streptomycin8-328-648-328-3232-12832-256
Trimethoprim-sulfamethoxazole≤0.25/4.75≤0.25/4.75≤0.5/9.5≤1.0/19