Suspect poisoning? US: ASPCA Poison Control (888) 426-4435 · UK: 01202 509 000 · Severe symptoms → nearest emergency vet now.

Yew Plant Toxicity in Dogs and Cats

Yew contains taxine alkaloids that can cause rapid heart problems in pets.

Last reviewed: 2026-09-05 · Reference ranges: ASPCA, Pet Poison Helpline & Merck Veterinary Manual

Treat this as a potential emergency — not a "wait and see" situation.
Contact your vet before symptoms even appear.

US: ASPCA Animal Poison Control (888) 426-4435 · Pet Poison Helpline (855) 764-7661

UK: Veterinary Poisons Information Service 01202 509 000

Why Yew Is Dangerous

Yew plants contain taxine alkaloids that affect the heart and nervous system

Even small amounts can cause vomiting, weakness and sudden cardiac arrest

Why speed matters

Delaying care significantly worsens outcomes. Some signs appear hours or days later, so "looks fine right now" is not a reason to wait.

Symptoms of yew-plant poisoning

  • Vomiting and drooling
  • Weakness or collapse
  • Irregular heartbeat or sudden cardiac arrest
  • Pale gums
  • Seizures

What to do right now

  1. Call your veterinarian or an emergency poison hotline immediately
  2. If ingestion was within two hours you may induce vomiting under professional guidance
  3. Give activated charcoal if advised by a vet
  4. Keep the pet warm and monitor breathing
  5. Transport to an emergency veterinary clinic without delay
If your pet shows any of the signs above, go to the nearest emergency vet now and call ahead.

Sources & further reading

  • ASPCA Animal Poison Control — pet poison database & dosage references
  • Pet Poison Helpline — toxicology triage guidelines
  • Merck Veterinary Manual — toxicology monographs
  • Vets Now (UK) — emergency toxicosis guidance

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Frequently asked questions

Is Yew Plant Toxicity in Dogs and Cats poisonous to a dog or cat?

Yew plants contain taxine alkaloids that affect the heart and nervous system

What are the symptoms of yew-plant poisoning?

Vomiting and drooling; Weakness or collapse; Irregular heartbeat or sudden cardiac arrest; Pale gums

What should I do if my pet ate Yew Plant Toxicity in Dogs and Cats?

Call your veterinarian or an emergency poison hotline immediately If ingestion was within two hours you may induce vomiting under professional guidance Give activated charcoal if advised by a vet

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