title: Selective interaction of drugs with a discriminable stimulus associated with narcotic action.
mesh_terms: D000662:Amphetamines; D000818:Animals; D001058:Apomorphine; D003909:Dexetimide; D004192:Discrimination, Psychological; D008297:Male; D009292:Narcotic Antagonists; D009294:Narcotics; D010862:Pilocarpine; D051381:Rats
chemical_list: D000662:Amphetamines; D009292:Narcotic Antagonists; D009294:Narcotics; D010862:Pilocarpine; D003909:Dexetimide; D001058:Apomorphine