Fumes from the spleen.
D000889:Anti-Arrhythmia Agents / Q000009:adverse effects / Q000266:history*; D002986:Clinical Trials as Topic / Q000266:history / Q000379:methods / Q000592:standards; D017277:Drug Approval / Q000266:history*; D005424:Flecainide / Q000009:adverse effects / Q000266:history; D049673:History, 20th Century; D006801:Humans; D012941:Social Responsibility; D014481:United States
D000889:Anti-Arrhythmia Agents; D005424:Flecainide