title: [Effects of H1 and H2 histamine blockers on hemodynamic changes during high dose morphine anesthesia].
mesh_terms: D000758:Anesthesia; D001794:Blood Pressure / Q000187:drug effects; D006339:Heart Rate / Q000187:drug effects; D006349:Heart Valve Diseases / Q000503:physiopathology / Q000601:surgery; D006439:Hemodynamics / Q000187:drug effects*; D006632:Histamine / Q000097:blood; D006634:Histamine H1 Antagonists / Q000494:pharmacology*; D006635:Histamine H2 Antagonists / Q000494:pharmacology*; D006801:Humans; D008875:Middle Aged; D009020:Morphine
chemical_list: D006634:Histamine H1 Antagonists; D006635:Histamine H2 Antagonists; D009020:Morphine; D006632:Histamine