unbound plasma clearances ( clu ) in humans and rats of 15 extensively metabolized drugs ( phenytoin , hexobarbital , pentobarbital , phenylbutazone , warfarin , tolbutamide , valproate , phenobarbital , amobarbital , quinidine , chlorpromazine , propranolol , pentazocin , antipyrine , and diazepam ) , studied earlier by sawada et al .
C1413514
clu
C0086418
humans