Table 4

FBM-dosed Gunn rats

FBM-Dosed Gunn RatCPPAMCF-GlucuronideNac-OH4-aNac-AcidCPPA/MercapsurateCPPA + Mercapsurate/MCF-Glucuronide
128.3  ± 1.315.8  ± 0.17.5  ± 0.0>0.22.32.3
211.4  ± 0.744.5  ± 1.65.6  ± 0.1>0.20.40.4
310.0  ± 0.926.4  ± 2.75.4  ± 0.1>0.21.90.6
Average16.6  ± 8.328.9  ± 11.86.2  ± 0.92.6  ± 0.91.1  ± 0.8

All metabolites are reported as a percentage of excreted felbamate. Mercapturates = Nac-OH + Nac acid combined.

  • 4-a Nac-OH,N-acetyl-S-(2-phenylpropan-3-ol)-l-cysteine; Nac-acid, N-acetyl-S-(2-phenylpropanoic acid)-l-cysteine.