Cat · Felis catus · typical adult weight 2.50–7.00 kg
Aspirin is dosed at 5 mg/kg PO q72h in cats, per Plumb's Veterinary Drug Handbook, 9th Ed. Aspirin is used in cats for Anti-platelet (arterial thromboembolism prevention). Routes documented in cats: PO. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 1 cited dose rule for Aspirin in cats, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Bufferin, Ascriptin
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 5 mg/kg | q72h | Long-term | Anti-platelet (arterial thromboembolism prevention) | Moderate | Plumb's Veterinary Drug Handbook, 9th Ed |
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Irreversibly acetylates cyclooxygenase (COX-1 and COX-2), inhibiting prostaglandin and thromboxane synthesis.
TOXIC to cats (prolonged half-life, deficient glucuronidation). Use buffered only. GI ulceration. Avoid with other NSAIDs or corticosteroids. Platelet inhibition irreversible.
Species-specific contraindications and adverse-reaction reports for cats may differ from canine / feline reference data — consult the primary citations listed with each rule.
Aspirin dose range in cats, with cited source references: PO 5 mg/kg q72h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Aspirin in cats: PO.
Cited course lengths for Aspirin in cats include: Long-term. Duration depends on the indication — match it to the specific dose rule in the table above.
Aspirin is indicated in cats for: Anti-platelet (arterial thromboembolism prevention).
These are general warnings for Aspirin across species; consult the cat dosing table above for species-specific guidance. TOXIC to cats (prolonged half-life, deficient glucuronidation). Use buffered only. GI ulceration. Avoid with other NSAIDs or corticosteroids. Platelet inhibition irreversible.
Why a species-specific page? Aspirin pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in cats — the rules above are the citations specific to this species, not generic recommendations.
Sourced from published veterinary references; awaiting credentialed clinical reviewer. See our editorial process. Reference only — not veterinary advice.