title: Drug dependence: a pharmacological analysis.
mesh_terms: D000109:Acetylcholine / Q000378:metabolism; D000818:Animals; D001285:Atropine / Q000627:therapeutic use; D001923:Brain Chemistry; D002395:Catecholamines / Q000378:metabolism; D002540:Cerebral Cortex / Q000187:drug effects / Q000378:metabolism; D002628:Chemoreceptor Cells; D003513:Cycloheximide / Q000627:therapeutic use; D004361:Drug Tolerance; D005059:Euphoria; D010134:Fenclonine / Q000627:therapeutic use; D006801:Humans; D007213:Indomethacin / Q000627:therapeutic use; D051379:Mice; D009020:Morphine / Q000037:antagonists & inhibitors; D009021:Morphine Dependence / Q000188:drug therapy; D051381:Rats; D012201:Reward; D012653:Self Stimulation; D013375:Substance Withdrawal Syndrome; D019966:Substance-Related Disorders / Q000188:drug therapy
chemical_list: D002395:Catecholamines; D009020:Morphine; D001285:Atropine; D003513:Cycloheximide; D000109:Acetylcholine; D010134:Fenclonine; D007213:Indomethacin