Hydrogen cyanide

CAS RN: 74-90-8

Route of Exposure


Route of Exposure

Cyanide agent's primary means of inducing toxicity is through inhalation and skin/eye contact.

  • The clinical signs of poisoning following significant vapor inhalation begin in seconds to minutes after exposure.
  • Liquid agent, which is readily absorbed through skin (especially in young children and pregnant women), can produce symptoms immediately or be delayed up to an hour.
  • Ingestion can occur via terrorist induced contamination of water/food supply, or toddler hand to mouth behavior.
  • Link - Prehospital Management - Treatment of Cyanide Ingestion
Find more information on this substance at: PubChem, PubMed