Laetrile--not so harmless.
D000678:Amygdalin / Q000009:adverse effects*; D002140:California; D005260:Female; D006801:Humans; D008297:Male; D008318:Malpractice; D009570:Nitriles / Q000009:adverse effects*
D009570:Nitriles; D000678:Amygdalin