Table 5

CLint and Vmax values for ethoxycoumarin determined in vivo and from scaled microsomal and hepatocyte data

StudyVmaxCLintCLintPrediction
nmol/min/SRW ml/min/SRW %
In vivo 495137
Microsomal hydroxycoumarin formation261275-a 93
Microsomal ethoxycoumarin depletion5339
Hepatocyte hydroxycoumarin formation171225-a 89
Hepatocyte ethoxycoumarin depletion11785
  • 5-a With fm correction (see text).