title: Biliary and urinary elimination of methadone and its metabolites in the rat.
mesh_terms: D000284:Administration, Oral; D000818:Animals; D001646:Bile / Q000032:analysis / Q000378:metabolism*; D002849:Chromatography, Gas; D002855:Chromatography, Thin Layer; D007275:Injections, Intravenous; D007279:Injections, Subcutaneous; D007700:Kinetics; D008297:Male; D008691:Methadone / Q000008:administration & dosage / Q000032:analysis / Q000378:metabolism* / Q000494:pharmacology / Q000652:urine; D010634:Phenobarbital / Q000494:pharmacology; D011759:Pyrrolidines / Q000652:urine; D051381:Rats; D013997:Time Factors; D014316:Tritium
chemical_list: D011759:Pyrrolidines; D014316:Tritium; D008691:Methadone; D010634:Phenobarbital