title: Treatment of moderate & severe chronic pain syndromes with morphine & adjunctive drugs.
mesh_terms: D000661:Amphetamine / Q000627:therapeutic use; D002908:Chronic Disease; D003042:Cocaine / Q000627:therapeutic use; D004315:Doxapram / Q000627:therapeutic use; D006634:Histamine H1 Antagonists / Q000627:therapeutic use; D006801:Humans; D009020:Morphine / Q000627:therapeutic use*; D009294:Narcotics / Q000627:therapeutic use; D010146:Pain / Q000188:drug therapy*; D010640:Phenothiazines / Q000627:therapeutic use*; D013577:Syndrome
chemical_list: D006634:Histamine H1 Antagonists; D009294:Narcotics; D010640:Phenothiazines; D009020:Morphine; D004315:Doxapram; D000661:Amphetamine; D003042:Cocaine