Dog · Canis lupus familiaris · typical adult weight 2.00–80.00 kg
Carbimazole is dosed at 10–15 mg per ANIMAL (NOT mg/kg) PO q24h; adjust in 5 mg steps, do not split in dogs, per Plumb's Veterinary Drug Handbook, 10th ed (2023, held copy; the original seed cited the 9th, which was never consulted) — Plumb's 10th ed (held) printed p.184, Carbimazole monograph spanning p.184-185; page located 2026-08-05 from the book's own running heads, verified to name the drug in its body text. — located 2026-08-05 in Plumb's 10th ed, Carbimazole monograph, printed p.184-185; the earlier note claiming no held source contained this figure was wrong and has been removed. — SOURCE EDITION: Plumb's Veterinary Drug Handbook — ISBN 9781394172207, https://openlibrary.org/isbn/9781394172207. Carbimazole is used in dogs for Hyperthyroidism (rare in dogs). Routes documented in dogs: PO. A typical adult dog weighs 2.00–80.00 kg. ExoticRx lists 1 cited dose rule for Carbimazole in dogs, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Neo-Mercazole, Vidalta
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 10–15 mg per ANIMAL (NOT mg/kg) | q24h; adjust in 5 mg steps, do not split | Typically short-term in dogs (hyperthyroidism rare); per thyroid levels | Hyperthyroidism (rare in dogs) | Weak | Plumb's Veterinary Drug Handbook, 10th ed (2023, held copy; the original seed cited the 9th, which was never consulted) — Plumb's 10th ed (held) printed p.184, Carbimazole monograph spanning p.184-185; page located 2026-08-05 from the book's own running heads, verified to name the drug in its body text. — located 2026-08-05 in Plumb's 10th ed, Carbimazole monograph, printed p.184-185; the earlier note claiming no held source contained this figure was wrong and has been removed. — SOURCE EDITION: Plumb's Veterinary Drug Handbook — ISBN 9781394172207, https://openlibrary.org/isbn/9781394172207 |
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These ranges are per kg. Enter your dog's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Prodrug rapidly converted to methimazole, which inhibits thyroid peroxidase enzyme, blocking thyroid hormone synthesis.
Similar side effects as methimazole. Monitor CBC (agranulocytosis risk), liver enzymes, renal function. Better GI tolerance than methimazole in some cats.
Species-specific contraindications and adverse-reaction reports for dogs may differ from canine / feline reference data — consult the primary citations listed with each rule.
Carbimazole dose range in dogs, with cited source references: PO 10–15 mg per ANIMAL (NOT mg/kg) q24h; adjust in 5 mg steps, do not split. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Carbimazole in dogs: PO.
Cited course lengths for Carbimazole in dogs include: Typically short-term in dogs (hyperthyroidism rare); per thyroid levels. Duration depends on the indication — match it to the specific dose rule in the table above.
Carbimazole is indicated in dogs for: Hyperthyroidism (rare in dogs).
These are general warnings for Carbimazole across species; consult the dog dosing table above for species-specific guidance. Similar side effects as methimazole. Monitor CBC (agranulocytosis risk), liver enzymes, renal function. Better GI tolerance than methimazole in some cats.
Why a species-specific page? Carbimazole pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in dogs — 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.