Ondansetron Hydrochloride Dosage Calculator

Ondansetron Hydrochloride Dosage for dogs and Cats By Weight
Trade Names: Zofran
Functional classification: Antiemetic

Ondansetron Hydrochloride Dosing for dogs and Cats By Weight

Important Safety Information

For dogs: Vomiting from other causes: 0.1-0.2 mg/kg slow IV injection and repeated q6-12h. If this dose is initially ineffective, it may be increased to 0.5 mg/kg.

For cats: A dose of 2 mg per cat PO is common (half a tablet).

Reference Source

Saunders Handbook of VETERINARY DRUGS, Page 607-608

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Standard Dosage Guidelines

Small Animal Dosage

Species Route Dosage Frequency
Dogs PO 0.5-1 mg/kg 30 min prior to cancer drugs
IV 0.1-0.5 mg/kg q6-12h
Cats IV, SQ, PO 0.5 mg/kg q12h

Large Animal Dosage

Species Route Dosage Frequency
No dosing information available