TABLE 3

Cytochrome P450 concentrations in rat liver, relative liver weight, and voriconazole plasma concentrations after multiple (day 30) oral voriconazole administration


Dose (mg/kg)

Hepatic Microsomal Cytochrome P450

Relative Liver Weight

Voriconazole Cmaxa
Males
Females
Males
Females
Males
Females
nmol P450/mg protein μg/ml
Control 0.88 0.51 3.71 3.70 b b
3 0.85 0.65 3.86 4.04 0.62 (0.21) 1.32 (0.45)
10 1.21 0.68 4.17 4.26 3.64 (1.24) 6.14 (2.09)
30 1.77 0.79 4.38 5.04 9.69 (3.29) 14.6 (4.96)
80
2.08
0.92
5.57
6.26
28.4 (9.66)
30.4 (10.3)
  • a Numbers in parentheses indicate free drug concentrations

  • b —, none detected