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ToxicEmergency

Dog ate iron supplements? What to do

Iron overdoses irritate a dog's stomach and gut and can lead to bloody vomiting, shock and liver failure.

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

Find an emergency vet

What to do now

  1. Call your vet or a pet poison line now.
  2. Keep the bottle and bring it with you.
  3. Count how many pills are missing, if you can.

Don't

  • Don't make your dog vomit unless a vet tells you to.

Signs to watch for

  • Vomiting, with or without blood
  • Diarrhea, with or without blood
  • Not eating
  • Low energy
  • Fever
  • Shock or collapse

When signs appear: Usually within 6 hours

Why

Iron has a direct corrosive, irritating effect on the lining of the stomach and gut, and the body handles an overdose poorly.

Sources

Guide reviewed 9 October 2026.

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