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Can Dogs Have Mothballs?

Toxic — Do Not GiveSeverity 7/10
Check mothballs for your dog

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Why mothballs is dangerous

Highly concentrated pesticide; even one mothball can cause serious effects, including red-blood-cell and liver damage.

Signs to watch for

Vomiting, wobbliness, tremors, seizures, brown gums

What to do next

Go to the vet; bring the packaging so they know the type.

FAQ

How much mothballs is dangerous?

Even a single mothball can be dangerous, especially older naphthalene types.

Can I treat this at home?

None — act on any ingestion.

When should I call the vet?

Any suspected ingestion, immediately.

Source: Pet Poison Helpline
This page is a general reference and not a substitute for veterinary advice. If your dog is showing symptoms, contact your veterinarian or an emergency animal hospital.