Pocket Pet · Mustela putorius furo · typical adult weight 0.60–2.00 kg
Furosemide is dosed at 1–4 mg/kg PO, SC, IM, IV q8-12h in ferrets, per Morrisey JK, Malakoff RL, Quesenberry KE, et al. Cardiovascular and other diseases Ferrets, Rabbits, and Rodents: Clinical Medicine and Surgery, 4th ed., Elsevier, St. Louis, MO; 2021:55-70. — Mined from Carpenter's Exotic Animal Formulary, 6th Ed, p.946 (2026-08-01, PENDING REVIEW). Furosemide is used in ferrets for Congestive heart failure (diuretic). Routes documented in ferrets: PO, SC, IM, IV. A typical adult ferret weighs 0.60–2.00 kg. ExoticRx lists 1 cited dose rule for Furosemide in ferrets, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Lasix, Salix
| Route | Dose | Frequency | Indication | Evidence | Source |
|---|---|---|---|---|---|
| PO, SC, IM, IV | 1–4 mg/kg | q8-12h | Congestive heart failure (diuretic) | Moderate | Morrisey JK, Malakoff RL, Quesenberry KE, et al. Cardiovascular and other diseases Ferrets, Rabbits, and Rodents: Clinical Medicine and Surgery, 4th ed., Elsevier, St. Louis, MO; 2021:55-70. — Mined from Carpenter's Exotic Animal Formulary, 6th Ed, p.946 (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 sodium-potassium-chloride cotransporter (NKCC2) in the thick ascending limb of the loop of Henle, producing potent diuresis.
Monitor electrolytes (hypokalemia, hyponatremia). Ototoxicity at high IV doses. Dehydration risk. May worsen renal azotemia. Adjust dose based on clinical response.
Species-specific contraindications and adverse-reaction reports for ferrets may differ from canine / feline reference data — consult the primary citations listed with each rule.
Furosemide dose range in ferrets, with cited source references: PO, SC, IM, IV 1–4 mg/kg q8-12h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Furosemide in ferrets: PO, SC, IM, IV.
Furosemide is indicated in ferrets for: Congestive heart failure (diuretic).
These are general warnings for Furosemide across species; consult the ferret dosing table above for species-specific guidance. Monitor electrolytes (hypokalemia, hyponatremia). Ototoxicity at high IV doses. Dehydration risk. May worsen renal azotemia. Adjust dose based on clinical response.
Why a species-specific page? Furosemide 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.