title: Flecainide toxicity.
mesh_terms: D000368:Aged; D001145:Arrhythmias, Cardiac / Q000188:drug therapy*; D004305:Dose-Response Relationship, Drug; D005424:Flecainide; D006352:Heart Ventricles; D006801:Humans; D008297:Male; D010880:Piperidines / Q000008:administration & dosage / Q000009:adverse effects* / Q000097:blood; D013610:Tachycardia / Q000097:blood / Q000139:chemically induced*
chemical_list: D010880:Piperidines; D005424:Flecainide