What are the symptoms of cyanide toxicity after exposure to lower vapor concentrations or after ingestion or liquid exposure?

Updated: May 30, 2020
  • Author: Inna Leybell, MD; Chief Editor: Michael A Miller, MD  more...
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Answer

Symptoms after exposure to lower vapor concentrations or after ingestion or liquid exposure may include the following:

  • Delayed onset of symptoms of several minutes

  • Feelings of apprehension or anxiety

  • Vertigo

  • Feeling of weakness

  • Nausea, with or without vomiting

  • Muscular trembling

  • Loss of consciousness

  • Headache

  • Dyspnea


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