Household

Thermometer Mercury

Toxic for Dogs

Moderate risk

🐶

For Dogs

Toxic

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For Cats

Toxic

View cat safety info →

Symptoms to Watch For

GI upset; chronic exposure causes neurological damage

What You Need to Know

Elemental mercury from a broken thermometer is relatively low acute toxicity if swallowed (passes through). Inhalation of mercury vapor is more dangerous. Clean up carefully and ventilate.

Source: Pet Poison Helpline

If your dog ingested this, act fast

Call ASPCA Poison Control: (888) 426-4435 or your emergency vet immediately.

View full emergency guide →

Safe Alternatives Your Dog CAN Have

Thermometer Mercury isn't safe, but these are vet-approved:

Glow-in-the-Dark Stars

Frequently Asked Questions

Can dogs eat thermometer mercury?

Thermometer Mercury is considered TOXIC for dogs. Elemental mercury from a broken thermometer is relatively low acute toxicity if swallowed (passes through). Inhalation of mercury vapor is more dangerous. Clean up carefully and ventilate.

What are the symptoms if my dog eats thermometer mercury?

Symptoms may include: GI upset; chronic exposure causes neurological damage.

What should I do if my dog eats thermometer mercury?

Contact your veterinarian or the ASPCA Animal Poison Control Center at (888) 426-4435 immediately. Do not induce vomiting unless instructed by a professional.