measurement of the levels of labeled drug and metabolites in blood , brain , lung , heart , and muscle 5 min after the oral administration of approximately equivalent doses of [ 14c ] medazepam hydrochloride , [ 14c ] diazepam , or n-desmethyl [ 14c ] medazepam revealed that each drug was both rapidly absorbed and oxidatively metabolized in the rat .
C0035766
medazepam hydrochloride
C0025051
medazepam