ExoticRx · exoticrx.com/drugs/warfarin
Coumadin, Jantoven
Inhibits vitamin K epoxide reductase, blocking synthesis of vitamin K-dependent clotting factors (II, VII, IX, X).
Narrow therapeutic index. Frequent PT/INR monitoring required. Numerous drug and dietary interactions. Hemorrhage is the main risk.
Each ExoticRx dose rule is graded by the strength of its primary evidence — see the editorial process.
Free-tier preview — dog and cat dosing. Pro and Student unlock all 2 species including reptiles, birds, pocket pets, livestock, and equine.
| Species | Route | Dose | Frequency | Evidence | Source |
|---|---|---|---|---|---|
| Dog (Domestic) | PO | 0.05–0.2 mg/kg | q24h | Moderate | Plumb's Veterinary Drug Handbook, 9th Ed |
| Cat (Domestic) | PO | 0.06–0.09 mg/kg | q24h | Weak | Plumb's Veterinary Drug Handbook, 9th Ed |
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