Pocket Pet · Chinchilla lanigera · typical adult weight 0.40–0.80 kg
Fenbendazole is dosed at 20 mg/kg PO q24h x 5d in chinchillas, per Adamcak A, Otten B. Rodent therapeutics. Vet Clin North Am Exot Anim Pract. 2000;3:221-237.; Meredith A. BSAVA Small Animal Formulary: Part B: Exotic Pets, British Small Animal Veterinary Association, Quedgeley, Gloucester, UK; 2015.; Morrisey JK, Carpenter JW. Formulary. In: Quesenberry KE, Carpenter JW, eds. Ferrets, Rabbits, and Rodents: Clinical Medicine and Surgery, 4th ed., Elsevier, St. Louis, MO; 2021:620-630. — Verified against Carpenter's Exotic Animal Formulary, 6th Ed, p.776 (2026-08-01).. Fenbendazole is used in chinchillas for Internal nematodes / Giardia. Routes documented in chinchillas: PO. A typical adult chinchilla weighs 0.40–0.80 kg. ExoticRx lists 1 cited dose rule for Fenbendazole in chinchillas, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Panacur
| Route | Dose | Frequency | Indication | Evidence | Source |
|---|---|---|---|---|---|
| PO | 20 mg/kg | q24h x 5d | Internal nematodes / Giardia | Moderate | Adamcak A, Otten B. Rodent therapeutics. Vet Clin North Am Exot Anim Pract. 2000;3:221-237.; Meredith A. BSAVA Small Animal Formulary: Part B: Exotic Pets, British Small Animal Veterinary Association, Quedgeley, Gloucester, UK; 2015.; Morrisey JK, Carpenter JW. Formulary. In: Quesenberry KE, Carpenter JW, eds. Ferrets, Rabbits, and Rodents: Clinical Medicine and Surgery, 4th ed., Elsevier, St. Louis, MO; 2021:620-630. — Verified against Carpenter's Exotic Animal Formulary, 6th Ed, p.776 (2026-08-01). |
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These ranges are per kg. Enter your chinchilla's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Binds to beta-tubulin, inhibiting microtubule polymerization in parasites. Disrupts energy metabolism and cell division.
Very wide safety margin. Rarely causes vomiting or diarrhea. Safe in pregnant animals at standard doses. Must be given for multiple consecutive days for efficacy.
Species-specific contraindications and adverse-reaction reports for chinchillas may differ from canine / feline reference data — consult the primary citations listed with each rule.
Fenbendazole dose range in chinchillas, with cited source references: PO 20 mg/kg q24h x 5d. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Fenbendazole in chinchillas: PO.
Fenbendazole is indicated in chinchillas for: Internal nematodes / Giardia.
These are general warnings for Fenbendazole across species; consult the chinchilla dosing table above for species-specific guidance. Very wide safety margin. Rarely causes vomiting or diarrhea. Safe in pregnant animals at standard doses. Must be given for multiple consecutive days for efficacy.
Why a species-specific page? Fenbendazole pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in chinchillas — 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.