Esomeprazole Dosing for dogs, Cats, Horses By Weight
Important Safety Information
For dogs: Minimum 20 mg total per dog for oral administration regardless of weight calculation.
For horses: Different dosing regimens apply based on treatment purpose (prevention vs. treatment vs. loading dose).
Reference Source
Saunders Handbook of VETERINARY DRUGS, Page 328-329
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Standard Dosage Guidelines
Small Animal Dosage
| Species | Route | Dosage | Frequency |
|---|---|---|---|
| Dogs | PO | 20 mg/dog or 1-2 mg/kg | q24h |
| IV | 1 mg/kg | Single dose | |
| Cats | PO | 1 mg/kg | q24h |
Large Animal Dosage
| Species | Route | Dosage | Frequency |
|---|---|---|---|
| Horses | PO | 4 mg/kg | Once daily for 4 weeks (treat ulcers) |
| PO | 1-2 mg/kg | q24h (prevent ulcers) | |
| PO | 1 mg/kg loading, then 0.5 mg/kg | Loading dose, then daily for 14-28 days |