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Is Acetaminophen toxic to cats?

Toxic
Acetaminophen

Aliases / Scientific Name

Tylenol, Paracetamol, APAP

Summary

Extremely fatal. Cats lack the enzyme to metabolize it. Causes liver failure and inability of blood to carry oxygen.

Symptoms

  • Brown/Blue gums
  • Swollen face
  • Labored breathing
  • Jaundice

Action

Immediate Veterinary Emergency. Death can occur quickly.

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Vet ReviewedLast Updated: Dec 2025
Data source: ASPCA

Emergency?

If your cat showed symptoms, find a vet immediately.

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