Cat · Felis catus · typical adult weight 2.50–7.00 kg
Piroxicam is dosed at 0.3 mg/kg PO q48h in cats, per Marconato L, Buchholz J, Keller M, Bettini G, Valenti P, Kaser-Hotz B. Multimodal therapeutic approach and interdisciplinary challenge for the treatment of unresectable head and neck squamous cell carcinoma in six cats: a pilot study. Vet Comp Oncol. 2013;11(2):101-112. doi:10.1111/j.1476-5829.2011.00304.x — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.1062 (2026-08-01).. Piroxicam is used in cats for Squamous cell carcinoma (adjunctive). Routes documented in cats: PO. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 1 cited dose rule for Piroxicam in cats, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Feldene
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 0.3 mg/kg | q48h | Long-term | Squamous cell carcinoma (adjunctive) | Weak | Marconato L, Buchholz J, Keller M, Bettini G, Valenti P, Kaser-Hotz B. Multimodal therapeutic approach and interdisciplinary challenge for the treatment of unresectable head and neck squamous cell carcinoma in six cats: a pilot study. Vet Comp Oncol. 2013;11(2):101-112. doi:10.1111/j.1476-5829.2011.00304.x — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.1062 (2026-08-01). |
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These ranges are per kg. Enter your cat's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Non-selective COX inhibitor. Also has anti-tumor properties via COX-independent mechanisms (apoptosis, anti-angiogenic).
Used primarily as adjunctive cancer therapy (transitional cell carcinoma). GI ulceration common. Renal toxicity. Give with food. Concurrent use of misoprostol recommended.
Species-specific contraindications and adverse-reaction reports for cats may differ from canine / feline reference data — consult the primary citations listed with each rule.
Piroxicam dose range in cats, with cited source references: PO 0.3 mg/kg q48h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Piroxicam in cats: PO.
Cited course lengths for Piroxicam in cats include: Long-term. Duration depends on the indication — match it to the specific dose rule in the table above.
Piroxicam is indicated in cats for: Squamous cell carcinoma (adjunctive).
These are general warnings for Piroxicam across species; consult the cat dosing table above for species-specific guidance. Used primarily as adjunctive cancer therapy (transitional cell carcinoma). GI ulceration common. Renal toxicity. Give with food. Concurrent use of misoprostol recommended.
Why a species-specific page? Piroxicam 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.