title: Beta adrenergic blocking agents.
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000627:therapeutic use; D000787:Angina Pectoris / Q000188:drug therapy; D001145:Arrhythmias, Cardiac / Q000188:drug therapy; D006801:Humans; D013565:Sympatholytics / Q000627:therapeutic use*
chemical_list: D000319:Adrenergic beta-Antagonists; D013565:Sympatholytics