Cat · Felis catus · typical adult weight 2.50–7.00 kg
Rivaroxaban is dosed at 1–2 mg/kg PO q24h in cats, per Corroborated 2026-07-31: Guillaumin J. J Feline Med Surg 2024;26(6):1098612X241257878. doi:10.1177/1098612X241257878 PMID:38857617 - cat, rivaroxaban 0.5-1 mg/kg PO q24h (review dose table; up to 2.5 mg PO q24h published).. Rivaroxaban is used in cats for 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 Rivaroxaban in cats, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Xarelto
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 1–2 mg/kg | q24h | Investigational | Arterial thromboembolism prevention | Extrapolated |
| Corroborated 2026-07-31: Guillaumin J. J Feline Med Surg 2024;26(6):1098612X241257878. doi:10.1177/1098612X241257878 PMID:38857617 - cat, rivaroxaban 0.5-1 mg/kg PO q24h (review dose table; up to 2.5 mg PO q24h published). |
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Direct, selective factor Xa inhibitor that blocks the conversion of prothrombin to thrombin, preventing fibrin clot formation.
Bleeding risk. No reliable reversal agent in veterinary practice. Monitor for occult bleeding. Limited canine pharmacokinetic data.
Species-specific contraindications and adverse-reaction reports for cats may differ from canine / feline reference data — consult the primary citations listed with each rule.
Rivaroxaban dose range in cats, with cited source references: PO 1–2 mg/kg q24h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Rivaroxaban in cats: PO.
Cited course lengths for Rivaroxaban in cats include: Investigational. Duration depends on the indication — match it to the specific dose rule in the table above.
Rivaroxaban is indicated in cats for: Arterial thromboembolism prevention.
These are general warnings for Rivaroxaban across species; consult the cat dosing table above for species-specific guidance. Bleeding risk. No reliable reversal agent in veterinary practice. Monitor for occult bleeding. Limited canine pharmacokinetic data.
Why a species-specific page? Rivaroxaban 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.