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Can dogs eat antacids (tums)?

Dogs can eat antacids (tums), but only in moderation.

Plain calcium-carbonate antacids (like Tums) are sometimes used for dogs under vet advice, but some contain xylitol and they can interfere with other medicines. Ask your vet.

🐶 Dogs 🐱 Cats
Verdict
Feed only in moderation
Safe amount
Vet guidance only; avoid any with xylitol
Species
🐶 Dogs

Why this verdict for dogs

Plain calcium-carbonate antacids (like Tums) are sometimes used for dogs under vet advice, but some contain xylitol and they can interfere with other medicines. Ask your vet.

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Frequently asked questions

Can dogs eat antacids (tums)?

In moderation. Plain calcium-carbonate antacids (like Tums) are sometimes used for dogs under vet advice, but some contain xylitol and they can interfere with other medicines. Ask your vet.

How much antacids (tums) can dogs have?

Recommended: Vet guidance only; avoid any with xylitol. When in doubt, ask your vet.

Is antacids (tums) safe for cats too?

Verdicts can differ between species. See the cat answer for antacids (tums) →

More medications for dogs

💊 Acetaminophen (Tylenol)💊 Ibuprofen (Advil)💊 Aspirin💊 Melatonin💊 Naproxen (Aleve)💊 Benadryl (diphenhydramine)

By the CanMyPet Editorial Team · Reviewed against ASPCA Animal Poison Control, the American Kennel Club (AKC) and Pet Poison Helpline · Last updated June 2026.

Sources

CanMyPet provides general information reviewed against trusted sources (ASPCA, AKC, Pet Poison Helpline). It is not a substitute for professional veterinary advice. When in doubt, always contact your veterinarian.