Pocket Pet · Mustela putorius furo · typical adult weight 0.60–2.00 kg
Griseofulvin is dosed at 25 mg/kg PO q12-24h in ferrets, per Morrisey JK, Carpenter JW, et al. Formulary. In: Quesenberry KE, OrcuttCJ, Mans C, et al. Ferrets, Rabbits, and Rodents: Clinical Medicine and Surgery, 4th ed., Elsevier, St. Louis, MO; 2021:620-630. — Mined from Carpenter's Exotic Animal Formulary, 6th Ed, p.934 (2026-08-01, PENDING REVIEW). Griseofulvin is used in ferrets for Refractory dermatomycosis. Routes documented in ferrets: PO. A typical adult ferret weighs 0.60–2.00 kg. ExoticRx lists 1 cited dose rule for Griseofulvin in ferrets, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Fulvicin, Grisovin
| Route | Dose | Frequency | Indication | Evidence | Source |
|---|---|---|---|---|---|
| PO | 25 mg/kg | q12-24h | Refractory dermatomycosis | Weak | Morrisey JK, Carpenter JW, et al. Formulary. In: Quesenberry KE, OrcuttCJ, Mans C, et al. Ferrets, Rabbits, and Rodents: Clinical Medicine and Surgery, 4th ed., Elsevier, St. Louis, MO; 2021:620-630. — Mined from Carpenter's Exotic Animal Formulary, 6th Ed, p.934 (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.
Inhibits fungal mitosis by disrupting mitotic spindle microtubules. Deposits in keratin precursor cells, preventing fungal invasion of new growth.
TERATOGENIC — CONTRAINDICATED in pregnant animals. Bone marrow suppression (especially cats — monitor CBC). Give with fatty food (enhances absorption). Cats: FIV-positive at higher risk of toxicity. 4-8 week course minimum.
Species-specific contraindications and adverse-reaction reports for ferrets may differ from canine / feline reference data — consult the primary citations listed with each rule.
Griseofulvin dose range in ferrets, with cited source references: PO 25 mg/kg q12-24h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Griseofulvin in ferrets: PO.
Griseofulvin is indicated in ferrets for: Refractory dermatomycosis.
These are general warnings for Griseofulvin across species; consult the ferret dosing table above for species-specific guidance. TERATOGENIC — CONTRAINDICATED in pregnant animals. Bone marrow suppression (especially cats — monitor CBC). Give with fatty food (enhances absorption). Cats: FIV-positive at higher risk of toxicity. 4-8 week course minimum.
Why a species-specific page? Griseofulvin 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.