title: The effect of clonidine on human isolated smooth muscle.
mesh_terms: D000109:Acetylcholine / Q000037:antagonists & inhibitors; D000317:Adrenergic alpha-Antagonists / Q000494:pharmacology; D000959:Antihypertensive Agents / Q000494:pharmacology*; D003000:Clonidine / Q000494:pharmacology; D003106:Colon / Q000187:drug effects; D004336:Drug Antagonism; D005277:Fenfluramine / Q000037:antagonists & inhibitors; D006633:Histamine Antagonists; D006801:Humans; D007082:Ileum / Q000187:drug effects; D007093:Imidazoles / Q000494:pharmacology*; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects; D009130:Muscle, Smooth / Q000187:drug effects*; D009638:Norepinephrine / Q000037:antagonists & inhibitors; D010646:Phentolamine / Q000494:pharmacology; D012501:Saphenous Vein / Q000187:drug effects; D012702:Serotonin Antagonists; D014043:Tolazoline / Q000494:pharmacology
chemical_list: D000317:Adrenergic alpha-Antagonists; D000959:Antihypertensive Agents; D006633:Histamine Antagonists; D007093:Imidazoles; D012702:Serotonin Antagonists; D005277:Fenfluramine; D014043:Tolazoline; D003000:Clonidine; D000109:Acetylcholine; D009638:Norepinephrine; D010646:Phentolamine