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Table 1 MIC of each antibiotic, Cmax relative to MIC, and the FICI values of combining two drugs against RA 11845 or RA TQ3

From: The drug tolerant persisters of Riemerella anatipestifer can be eradicated by a combination of two or three antibiotics

Strains MIC (μg/ml) Cmax/MIC FICIs
  CEF CIP SPE CEF CIP SPE CEF + CIP CEF + SPE CIP + SPE
RA 11845 0.03125 0.025 20.0 420 189 8 0.75 (AD) 1.0 (AD) 0.56 (AD)
RA TQ3 0.0625 1.0 40.0 210 5 4 0.75 (AD) 1.0 (AD) 1.0 (AD)
  1. CEF = Ceftiofur; CIP = Ciprofloxacin; SPE = Spectinomycin
  2. AD represents additive