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Blister Agents/Vesicants

Specific Chemical Agents

The following chemicals were chosen to represent the entire class of vesicants. Vesicants include distilled mustard (HD), mustard gas (H), mustard/lewisite, mustard/T, nitrogen mustard, sesqui mustard, and sulfur mustard.

• Lewisite (L, L-1, L-2, L-3)
• Nitrogen mustard (HN-1, HN-2, HN-3)
• Phosgene oxime (CX)
• Sulfur mustard (H) (mustard gas)

Info for Clinicians

• Case Definition: Vesicant (Mustards, Dimethyl Sulfate, and Lewisite)
  Includes clinical description, lab criteria for diagnosis, & case classification.
• Toxic Syndrome Description: Vesicant/Blister Agent Poisoning
  Includes comprehensive signs & symptoms & differential diagnosis.

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