Pocket Pet · Cavia porcellus · typical adult weight 0.70–1.20 kg
Furosemide is dosed at 1–4 mg/kg IM q4-8h in guinea pigs, per Meredith A. BSAVA Small Animal Formulary: Part B: Exotic Pets, British Small Animal Veterinary Association, Quedgeley, Gloucester, UK; 2015. — Verified against Carpenter's Exotic Animal Formulary, 6th Ed, p.794 (2026-08-01).. Furosemide is used in guinea pigs for Acute respiratory distress, Pulmonary edema, fluid overload. Routes documented in guinea pigs: IM, SC. A typical adult guinea pig weighs 0.70–1.20 kg. ExoticRx lists 2 cited dose rules for Furosemide in guinea pigs, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Lasix, Salix
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| IM | 1–4 mg/kg | q4-8h | Emergency | Acute respiratory distress | Extrapolated | Meredith A. BSAVA Small Animal Formulary: Part B: Exotic Pets, British Small Animal Veterinary Association, Quedgeley, Gloucester, UK; 2015. — Verified against Carpenter's Exotic Animal Formulary, 6th Ed, p.794 (2026-08-01). |
| SC | 1–4 mg/kg | q4-8h | As needed | Pulmonary edema, fluid overload | Extrapolated | Meredith A. BSAVA Small Animal Formulary: Part B: Exotic Pets, British Small Animal Veterinary Association, Quedgeley, Gloucester, UK; 2015. — Verified against Carpenter's Exotic Animal Formulary, 6th Ed, p.794 (2026-08-01). |
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These ranges are per kg. Enter your guinea pig'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 guinea pigs may differ from canine / feline reference data — consult the primary citations listed with each rule.
Furosemide dose ranges in guinea pigs, with cited source references: IM 1–4 mg/kg q4-8h; SC 1–4 mg/kg q4-8h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Furosemide in guinea pigs: IM, SC.
Cited course lengths for Furosemide in guinea pigs include: Emergency; As needed. Duration depends on the indication — match it to the specific dose rule in the table above.
Furosemide is indicated in guinea pigs for: Acute respiratory distress, Pulmonary edema, fluid overload.
These are general warnings for Furosemide across species; consult the guinea pig 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 guinea pigs — 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.