"Worthless but harmless" drugs can be deadly.
D000678:Amygdalin / Q000009:adverse effects / Q000627:therapeutic use*; D006801:Humans; D009369:Neoplasms / Q000188:drug therapy; D009570:Nitriles / Q000627:therapeutic use*; D014481:United States; D014486:United States Food and Drug Administration
D009570:Nitriles; D000678:Amygdalin