Reptile · Testudo horsfieldii · typical adult weight 0.23–0.91 kg
Allopurinol is dosed at 50 mg/kg PO q24h × 30 days, then q72h in russian tortoises, per 251. Koelle P. Efficacy of allopurinol in European tortoises with hyperuricemia. Proc Annu Conf Assoc Rept Amph Vet; 2001:185-186. — Mined from Carpenter's Exotic Animal Formulary, 6th Ed, p.271 (2026-08-01, PENDING REVIEW). Allopurinol is used in russian tortoises for Hyperuricemia / gout, Gout. Routes documented in russian tortoises: PO. A typical adult russian tortoise weighs 0.23–0.91 kg. ExoticRx lists 2 cited dose rules for Allopurinol in russian tortoises, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Zyloprim, Aloprim
| Route | Dose | Frequency | Indication | Evidence | Source |
|---|---|---|---|---|---|
| PO | 50 mg/kg | q24h × 30 days, then q72h | Hyperuricemia / gout | Moderate | 251. Koelle P. Efficacy of allopurinol in European tortoises with hyperuricemia. Proc Annu Conf Assoc Rept Amph Vet; 2001:185-186. — Mined from Carpenter's Exotic Animal Formulary, 6th Ed, p.271 (2026-08-01, PENDING REVIEW) |
| PO | 10–20 mg/kg | q24h | Gout | Weak | 106. Divers SJ. Clinician's approach to renal disease in lizards. Proc Annu Conf Assoc Rept Amph Vet; 1997:5-11. | 311. Mautino M, Page CD. Biology and medicine of turtles and tortoises. Vet Clin North Am Small Anim Pract. 1993;23:1251-1270. | 381. Raiti P. Veterinary care of the common kingsnake, Lampropeltis getula. Bull Assoc Rept Amph Vet. 1995;5:11-18. — Mined from Carpenter's Exotic Animal Formulary, 6th Ed, p.271 (2026-08-01, PENDING REVIEW) |
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These ranges are per kg. Enter your russian tortoise's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Inhibits xanthine oxidase, reducing conversion of hypoxanthine to xanthine and xanthine to uric acid. Lowers serum and urinary urate levels.
May cause xanthine urolithiasis if protein intake not controlled. Feed low-purine diet concurrently. Monitor uric acid levels and hepatic function.
Species-specific contraindications and adverse-reaction reports for russian tortoises may differ from canine / feline reference data — consult the primary citations listed with each rule.
Allopurinol dose ranges in russian tortoises, with cited source references: PO 50 mg/kg q24h × 30 days, then q72h; PO 10–20 mg/kg q24h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Allopurinol in russian tortoises: PO.
Allopurinol is indicated in russian tortoises for: Hyperuricemia / gout, Gout.
These are general warnings for Allopurinol across species; consult the russian tortoise dosing table above for species-specific guidance. May cause xanthine urolithiasis if protein intake not controlled. Feed low-purine diet concurrently. Monitor uric acid levels and hepatic function.
Why a species-specific page? Allopurinol pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in russian tortoises — 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.