title: Bronchospasm following intraocular injection of acetylcholine in a patient taking metoprolol.
mesh_terms: D000109:Acetylcholine / Q000008:administration & dosage / Q000009:adverse effects*; D000368:Aged; D001986:Bronchial Spasm / Q000139:chemically induced*; D002387:Cataract Extraction; D004347:Drug Interactions; D005123:Eye; D005260:Female; D006801:Humans; D006973:Hypertension / Q000188:drug therapy; D007267:Injections; D007431:Intraoperative Complications; D008790:Metoprolol / Q000009:adverse effects* / Q000627:therapeutic use
chemical_list: D008790:Metoprolol; D000109:Acetylcholine