Pocket Pet · Mustela putorius furo · typical adult weight 0.60–2.00 kg
Cyclosporine is dosed at 4–6 mg/kg PO q12h in ferrets, per Malka S, Hawkins MG, Zabolotzky SM, et al. Immune-mediated pure red cell aplasia in a domestic ferret. J Am Vet Med Assoc. 2010;237:695-700. — Mined from Carpenter's Exotic Animal Formulary, 6th Ed, p.955 (2026-08-01, PENDING REVIEW). Cyclosporine is used in ferrets for Pure red cell aplasia. Routes documented in ferrets: PO. A typical adult ferret weighs 0.60–2.00 kg. ExoticRx lists 1 cited dose rule for Cyclosporine in ferrets, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Atopica, Optimmune
| Route | Dose | Frequency | Indication | Evidence | Source |
|---|---|---|---|---|---|
| PO | 4–6 mg/kg | q12h | Pure red cell aplasia | Weak | Malka S, Hawkins MG, Zabolotzky SM, et al. Immune-mediated pure red cell aplasia in a domestic ferret. J Am Vet Med Assoc. 2010;237:695-700. — Mined from Carpenter's Exotic Animal Formulary, 6th Ed, p.955 (2026-08-01, PENDING REVIEW) |
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These ranges are per kg. Enter your ferret's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Binds cyclophilin, inhibiting calcineurin phosphatase. Blocks IL-2 transcription in T-helper lymphocytes, suppressing cell-mediated immunity.
GI upset common initially (improves with time). Give on empty stomach or freeze capsules. Gingival hyperplasia. Immunosuppression — monitor for infections. Do not use modified and non-modified forms interchangeably.
Species-specific contraindications and adverse-reaction reports for ferrets may differ from canine / feline reference data — consult the primary citations listed with each rule.
Cyclosporine dose range in ferrets, with cited source references: PO 4–6 mg/kg q12h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Cyclosporine in ferrets: PO.
Cyclosporine is indicated in ferrets for: Pure red cell aplasia.
These are general warnings for Cyclosporine across species; consult the ferret dosing table above for species-specific guidance. GI upset common initially (improves with time). Give on empty stomach or freeze capsules. Gingival hyperplasia. Immunosuppression — monitor for infections. Do not use modified and non-modified forms interchangeably.
Why a species-specific page? Cyclosporine pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in ferrets — 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.