Symptoms:

• Airways and lungs
  • Breathing difficulty (from inhalation)
  • Throat swelling (may also cause breathing difficulty)
• Eyes, ears, nose, and throat
  • Severe pain in the throat
  • Severe pain or burning in the nose, eyes, ears, lips, or tongue
  • Vision loss
• Gastrointestinal
  • Abdominal pain -- severe
  • Blood stools
  • Burns of the esophagus (food pipe)
  • Vomiting, possibly bloody
• Heart and blood
  • Collapse
  • Low blood pressure -- develops rapidly
  • Rapid heartbeat
• Nervous system
  • Burning sensations
  • Convulsions
  • Dizziness
  • Loss of alertness
  • Memory problems
  • Nervousness
  • Numbness in arms and legs
• Skin
  • Burns
  • Irritation
  • Necrosis (holes) in the skin or underlying tissues