Cat · Felis catus · typical adult weight 2.50–7.00 kg
Thiamine is dosed at 25–50 mg per cat IM q24h in cats, per Plumb's Veterinary Drug Handbook, 9th Ed. Thiamine is used in cats for Thiamine deficiency (neurological signs). Routes documented in cats: IM. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 1 cited dose rule for Thiamine in cats, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Vitamin B1
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| IM | 25–50 mg per cat | q24h | 3-5 days | Thiamine deficiency (neurological signs) | Strong | Plumb's Veterinary Drug Handbook, 9th Ed |
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Essential cofactor for pyruvate dehydrogenase, alpha-ketoglutarate dehydrogenase, and transketolase in energy metabolism. Critical for neurological function.
Deficiency causes polioencephalomalacia in ruminants and neurological signs in cats (fish-based diets, cooked meat diets). IV thiamine can cause anaphylaxis — give IM or slow IV. Very safe orally.
Species-specific contraindications and adverse-reaction reports for cats may differ from canine / feline reference data — consult the primary citations listed with each rule.
Thiamine dose range in cats, with cited source references: IM 25–50 mg per cat q24h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Thiamine in cats: IM.
Cited course lengths for Thiamine in cats include: 3-5 days. Duration depends on the indication — match it to the specific dose rule in the table above.
Thiamine is indicated in cats for: Thiamine deficiency (neurological signs).
These are general warnings for Thiamine across species; consult the cat dosing table above for species-specific guidance. Deficiency causes polioencephalomalacia in ruminants and neurological signs in cats (fish-based diets, cooked meat diets). IV thiamine can cause anaphylaxis — give IM or slow IV. Very safe orally.
Why a species-specific page? Thiamine 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.