Cat · Felis catus · typical adult weight 2.50–7.00 kg
Potassium Iodide (Antifungal) is dosed at 20 mg/kg PO q12-24h in cats, per Muller & Kirk's Small Animal Dermatology, 7th ed (2013), IODIDES monograph, p.230 (corpus p.242). Same monograph, ADDITIONAL INFORMATION: 'cats are given 10 to 20 mg/kg every 12 hours to every 24 hours with food'. Second appearance: same book p.213 (corpus 225), 'Sodium iodide (40 mg/kg (dog) 20 mg/kg (cat) orally every 12 hours)'. — LOCATOR CONVENTION 2026-08-07: 'p.230' is the PRINTED page number, confirmed by finding the drug named on it in the held copy. — SOURCE EDITION: Muller & Kirk's Small Animal Dermatology — ISBN 9781416000280, https://openlibrary.org/isbn/9781416000280. Potassium Iodide (Antifungal) is used in cats for Sporotrichosis. Routes documented in cats: PO. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 1 cited dose rule for Potassium Iodide (Antifungal) in cats, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: SSKI
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 20 mg/kg | q12-24h | 30 days beyond clinical cure | Sporotrichosis | Weak | Muller & Kirk's Small Animal Dermatology, 7th ed (2013), IODIDES monograph, p.230 (corpus p.242). Same monograph, ADDITIONAL INFORMATION: 'cats are given 10 to 20 mg/kg every 12 hours to every 24 hours with food'. Second appearance: same book p.213 (corpus 225), 'Sodium iodide (40 mg/kg (dog) 20 mg/kg (cat) orally every 12 hours)'. — LOCATOR CONVENTION 2026-08-07: 'p.230' is the PRINTED page number, confirmed by finding the drug named on it in the held copy. — SOURCE EDITION: Muller & Kirk's Small Animal Dermatology — ISBN 9781416000280, https://openlibrary.org/isbn/9781416000280 |
Every held source for this drug and species, as printed. Where they differ, both are shown — the choice is yours, not ours.
| Dose (mg/kg) | Route | Source | As printed |
|---|---|---|---|
| 5 | PO | Papich Saunders Handbook of Veterinary Drugs, 4th edp.687 | • Fungal infections: start with 5 mg/kg q8h PO and increase gradually to 25 mg/kg |
| 25 | PO | Papich Saunders Handbook of Veterinary Drugs, 4th edp.687 | • Fungal infections: start with 5 mg/kg q8h PO and increase gradually to 25 mg/kg |
| 2 | PO | Papich Saunders Handbook of Veterinary Drugs, 4th edp.687 | • Emergency treatment after radiation exposure: 2 mg/kg PO per day. |
Figures are transcribed from the cited page or table of each held edition and are shown for reference only. They are not dose recommendations, they do not feed the calculator, and none has been reviewed by a veterinarian.
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Mechanism not fully understood. Enhances neutrophil killing of fungi. Effective specifically for sporotrichosis (lymphocutaneous form).
GI upset. Iodism (metallic taste, nasal congestion, skin rash). Cats are very sensitive — start at low doses. Contraindicated in hyperthyroidism.
Species-specific contraindications and adverse-reaction reports for cats may differ from canine / feline reference data — consult the primary citations listed with each rule.
Potassium Iodide (Antifungal) dose range in cats, with cited source references: PO 20 mg/kg q12-24h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Potassium Iodide (Antifungal) in cats: PO.
Cited course lengths for Potassium Iodide (Antifungal) in cats include: 30 days beyond clinical cure. Duration depends on the indication — match it to the specific dose rule in the table above.
Potassium Iodide (Antifungal) is indicated in cats for: Sporotrichosis.
These are general warnings for Potassium Iodide (Antifungal) across species; consult the cat dosing table above for species-specific guidance. GI upset. Iodism (metallic taste, nasal congestion, skin rash). Cats are very sensitive — start at low doses. Contraindicated in hyperthyroidism.
Why a species-specific page? Potassium Iodide (Antifungal) pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in cats — 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.