title: Letter: Adverse reactions to beta-adrenergic blockade.
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000009:adverse effects* / Q000627:therapeutic use; D000402:Airway Obstruction / Q000139:chemically induced*; D000787:Angina Pectoris / Q000188:drug therapy; D006801:Humans; D008297:Male; D008875:Middle Aged; D010096:Oxprenolol / Q000009:adverse effects* / Q000627:therapeutic use; D012119:Respiration / Q000188:drug therapy
chemical_list: D000319:Adrenergic beta-Antagonists; D010096:Oxprenolol