Reptile · Centrochelys sulcata · typical adult weight 1.00–40.00 kg
Oxfendazole is dosed at 66 mg/kg PO once; may be repeated after 28 days prn in sulcata tortoises, per Giannetto S, Brianti E, Poglayen G, et al. Efficacy of oxfendazole and fenbendazole against tortoise (Testudo hermanni) oxyurids. Parasitol Res. 2007;100:1069-1073. — Mined from Carpenter's Exotic Animal Formulary, 6th Ed, p.228 (2026-08-01, PENDING REVIEW). Oxfendazole is used in sulcata tortoises for Oxyurid nematodes. Routes documented in sulcata tortoises: PO. A typical adult sulcata tortoise weighs 1.00–40.00 kg. ExoticRx lists 1 cited dose rule for Oxfendazole in sulcata tortoises, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Synanthic, Benzelmin
| Route | Dose | Frequency | Indication | Evidence | Source |
|---|---|---|---|---|---|
| PO | 66 mg/kg | once; may be repeated after 28 days prn | Oxyurid nematodes | Weak | Giannetto S, Brianti E, Poglayen G, et al. Efficacy of oxfendazole and fenbendazole against tortoise (Testudo hermanni) oxyurids. Parasitol Res. 2007;100:1069-1073. — Mined from Carpenter's Exotic Animal Formulary, 6th Ed, p.228 (2026-08-01, PENDING REVIEW) |
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These ranges are per kg. Enter your sulcata tortoise's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Active metabolite of febantel; inhibits microtubule polymerization by binding parasite beta-tubulin. Broad-spectrum nematocidal.
Wide safety margin. Teratogenic potential. Used in cattle, horses, and exotic species. Efficacy against some resistant nematode populations declining.
Species-specific contraindications and adverse-reaction reports for sulcata tortoises may differ from canine / feline reference data — consult the primary citations listed with each rule.
Oxfendazole dose range in sulcata tortoises, with cited source references: PO 66 mg/kg once; may be repeated after 28 days prn. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Oxfendazole in sulcata tortoises: PO.
Oxfendazole is indicated in sulcata tortoises for: Oxyurid nematodes.
These are general warnings for Oxfendazole across species; consult the sulcata tortoise dosing table above for species-specific guidance. Wide safety margin. Teratogenic potential. Used in cattle, horses, and exotic species. Efficacy against some resistant nematode populations declining.
Why a species-specific page? Oxfendazole pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in sulcata 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.