Are Mothballs Toxic to Cats?
Yes — mothballs are toxic to cats.
PawSafe Check is for general information only and is not veterinary advice. Always contact your veterinarian or a poison control service if you think your pet has been exposed.
Symptoms to watch for
- Vomiting
- Mothball-smelling breath
- Lethargy
- Pale or brown gums
- Tremors
- Seizures
Toxic parts
Balls and flakes
Toxic compound
Naphthalene or paradichlorobenzene
What to do now
- Call your vet or a pet poison control line immediately — don't wait for symptoms.
- Do not induce vomiting unless a vet tells you to.
- Bring the plant, label or packaging with you so the vet knows exactly what your cat ate.
- Note roughly how much was eaten and when.
Good to know
Mothballs contain naphthalene or paradichlorobenzene, which can damage red blood cells, the liver and the nervous system.
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Frequently asked questions
Are mothballs toxic to cats?
Yes — mothballs are toxic to cats. Mothballs contain naphthalene or paradichlorobenzene, which can damage red blood cells, the liver and the nervous system.
What are the symptoms of mothballs poisoning in cats?
Vomiting. Mothball-smelling breath. Lethargy. Pale or brown gums. Tremors. Seizures.
What should I do if my cat ate mothballs?
Call your vet or a pet poison control line immediately — don't wait for symptoms. Do not induce vomiting unless a vet tells you to. Bring the plant, label or packaging with you so the vet knows exactly what your cat ate. Note roughly how much was eaten and when.
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