Household

Hydrogen Peroxide (3%)

Toxic for Cats
Moderate risk
🐶
For Dogs
Caution
🐱
For Cats
Toxic

View dog safety info →

Symptoms to Watch For

Vomiting, GI irritation

What You Need to Know

Sometimes used to induce vomiting in dogs under vet guidance — but NEVER give to cats as it causes severe hemorrhagic gastritis. Always call your vet first.

Source: ASPCA Animal Poison Control
If your cat ingested this, act fast
Call ASPCA Poison Control: (888) 426-4435 or your emergency vet immediately.
View full emergency guide →

Frequently Asked Questions

Is hydrogen peroxide (3%) safe for cats?

Hydrogen Peroxide (3%) is considered TOXIC for cats. Sometimes used to induce vomiting in dogs under vet guidance — but NEVER give to cats as it causes severe hemorrhagic gastritis. Always call your vet first.

What are the symptoms if my cat eats hydrogen peroxide (3%)?

Symptoms may include: Vomiting, GI irritation.

What should I do if my cat eats hydrogen peroxide (3%)?

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

Keep Your Pet Safe

Protect your furry friend with pet-safe alternatives and emergency supplies recommended by veterinarians.

Browse Pet Safety Products →