Behavioral effects of the optical isomers of methadone in the rat during acute and chronic administration.
D000818:Animals; D001522:Behavior, Animal / Q000187:drug effects*; D004305:Dose-Response Relationship, Drug; D007536:Isomerism; D008297:Male; D008691:Methadone / Q000494:pharmacology*; D009020:Morphine / Q000494:pharmacology; D009043:Motor Activity / Q000187:drug effects; D009904:Optical Rotation; D051381:Rats
D009020:Morphine; D008691:Methadone