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Dog ate ibuprofen? What to do

Ibuprofen is poisonous to dogs. It can cause stomach ulcers and bleeding, kidney damage and, at high doses, seizures or coma.

If your dog ate or touched this, call your vet or a pet poison line now

Find an emergency vet

How much ibuprofen?

Tablet strength

Most tablets are 200 mg

Enter the amount and your dog's weight to see the risk for your dog.

What to do now

  1. Call your vet or a pet poison line now.
  2. Keep the packaging and bring it with you.
  3. Don't wait for signs. Early treatment lowers the risk of serious illness.

Don't

  • Don't make your dog vomit unless a vet tells you to.
  • Never give ibuprofen to your dog for pain unless your vet says so.

Signs to watch for

  • Vomiting, sometimes with blood
  • Diarrhea or black, tarry stool
  • Not eating
  • Belly pain
  • Pale gums
  • Drinking and peeing more or less than usual
  • Wobbly walking or tremors
  • Seizures

Why

Ibuprofen blocks body chemicals that protect the stomach, kidneys, liver and blood clotting. Dogs have a narrow safety margin, so a small overdose can do real harm.

Sources

Guide reviewed 9 October 2026.

General information from the sources above, not a diagnosis. When in doubt, call your vet.