the transfer of the antiepileptic drug valproic acid ( 2-propyl-pentenoic acid ) and one of its active metabolites , 2-en ( 2-propyl-2-pentenoic acid ) from plasma to brain and liver were studied in mice at low dose levels ( 0.1 , 0.3 , 0.7 , and 1.0 mmole/kg ) .
C0003299
antiepileptic drug
C0042291
valproic acid