title: Antagonism of some vascular smooth muscle agonists by histamine and betahistine.
mesh_terms: D006631:Amine Oxidase (Copper-Containing) / Q000037:antagonists & inhibitors*; D000804:Angiotensin II / Q000037:antagonists & inhibitors; D000818:Animals; D001621:Betahistine / Q000494:pharmacology; D004347:Drug Interactions; D004837:Epinephrine / Q000037:antagonists & inhibitors; D005021:Ethylamines / Q000494:pharmacology*; D006632:Histamine / Q000494:pharmacology*; D008643:Mesentery / Q000098:blood supply; D008729:Methoxamine / Q000037:antagonists & inhibitors; D008833:Microcirculation / Q000187:drug effects*; D009119:Muscle Contraction / Q000187:drug effects; D009130:Muscle, Smooth / Q000187:drug effects*; D009638:Norepinephrine / Q000037:antagonists & inhibitors; D010643:Phenoxybenzamine / Q000037:antagonists & inhibitors; D011725:Pyridines / Q000494:pharmacology*; D051381:Rats; D011955:Receptors, Drug; D013566:Sympathomimetics / Q000037:antagonists & inhibitors; D014667:Vasopressins / Q000037:antagonists & inhibitors
chemical_list: D005021:Ethylamines; D011725:Pyridines; D011955:Receptors, Drug; D013566:Sympathomimetics; D010643:Phenoxybenzamine; D014667:Vasopressins; D000804:Angiotensin II; D006632:Histamine; D006631:Amine Oxidase (Copper-Containing); D008729:Methoxamine; D001621:Betahistine; D009638:Norepinephrine; D004837:Epinephrine