Ondansetron for dogs

Sold as Zofran. Published reference range, cited. Enter your dog's weight below.

Reference tool, not medical advice. Always confirm with your veterinarian.
Your dog's weight

Published dose range

Published guidance for dogs: VET-DIRECTED (prescription only).

Source: Veterinary Partner (VIN) →
Prescription anti-nausea medication. Vets choose it for specific causes of vomiting; suppressing vomiting without a diagnosis can hide an obstruction or toxin that needs treatment.

Skip it or ask a vet first if

liver disease (dose adjustment, vet)

If you think you overdosed

Call the Pet Poison Helpline: 855-764-7661 or ASPCA Poison Control: 888-426-4435. Both are staffed 24/7 by veterinary toxicologists.

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