HomeHouseholdCardboard
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Use caution

Can Dogs HaveCardboard?

DogSafe severity score
1/10
Check Cardboard for your dog

Enter your dog's details for a straight answer sized to them.

Why Cardboard needs caution

Cardboard is not toxic, but it does not break down well. Small shreds usually pass; a large amount can clump and block, and a chewed box sometimes means the dog also ate whatever was inside it.

Signs to watch for

Usually none; a blockage means vomiting, straining, no stool, no appetite, painful belly

What to do next

Work out what was in the box as well as how much card is gone, then watch for normal stools.

🚨Step-by-step: what to do in the first 10 minutes →
Animal poison control

FAQ

How much Cardboard is dangerous?

Not dose-scored. Risk is mechanical and scales with the amount and the dog's size.

Can I treat this at home?

A few shreds in a medium or large dog: watch for normal stools.

When should I call the vet?

A large amount, a small dog, or vomiting, straining, no stool or a painful belly.

Sources
  • ASPCA APCC
Compiled from veterinary poison-control and medical reference sources, including the ASPCA Animal Poison Control Center, the Pet Poison Helpline, and the Merck Veterinary Manual. This is general educational information, not a diagnosis or a substitute for examination by your veterinarian. DogSafe's severity ratings are our own assessment, calculated from published guidance and your dog's weight. In an emergency, call ASPCA Animal Poison Control at 888-426-4435 or the Pet Poison Helpline at 855-764-7661.