TABLE 3

Concentration in nanomoles per gram of [14C]NBuPy-Cl equivalents in selected tissues (except blood, which was given in nmol/ml) at 24 h after a single oral administration or 24 h after the fifth daily oral administration of [14C]NBuPy-Cl (50 mg/kg/day) to male F-344 rats

Data are presented as mean ± S.E.M.



NBuPy-Cl

One Administration, n = 4
Five Administrations, n = 4
nmol/g nmol/g
Adipose 3.6 ± 0.7 3.5 ± 0.4
Blood (nmol/ml) 0.8 ± 0.1 3.2 ± 0.1*
Brain 0.5 ± 0.1 1.5 ± 0.3*
Gastrointestinal tract tissues 10.0 ± 1.0 20.9 ± 3.5*
Kidney 3.5 ± 0.3 7.7 ± 0.2*
Liver 5.1 ± 0.3 10.7 ± 0.2*
Muscle 10.1 ± 0.4 17.9 ± 1.1*
Skin
4.7 ± 0.8
10.5 ± 0.6*
  • * p < 0.05 compared with single dose.