title: Central dopaminergic mechanism in morphine induced bradycardia.
mesh_terms: D000818:Animals; D001285:Atropine / Q000494:pharmacology; D004298:Dopamine / Q000502:physiology; D005260:Female; D006220:Haloperidol / Q000494:pharmacology; D006339:Heart Rate / Q000187:drug effects*; D008297:Male; D009020:Morphine / Q000494:pharmacology*; D010643:Phenoxybenzamine / Q000494:pharmacology; D011433:Propranolol / Q000494:pharmacology; D011817:Rabbits; D012110:Reserpine / Q000494:pharmacology
chemical_list: D010643:Phenoxybenzamine; D009020:Morphine; D001285:Atropine; D012110:Reserpine; D011433:Propranolol; D006220:Haloperidol; D004298:Dopamine