Equine · Equus caballus · typical adult weight 350.00–700.00 kg
Sulfadimethoxine is dosed at 20–30 mg/kg PO q24h in horses, per Plumb's Veterinary Drug Handbook. Sulfadimethoxine is used in horses for EPM (with pyrimethamine), coccidiosis in foals. Routes documented in horses: PO. A typical adult horse weighs 350.00–700.00 kg. ExoticRx lists 1 cited dose rule for Sulfadimethoxine in horses, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Albon
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 20–30 mg/kg | q24h | 28 days for EPM | EPM (with pyrimethamine), coccidiosis in foals | Strong | Plumb's Veterinary Drug Handbook |
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These ranges are per kg. Enter your horse's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Inhibits dihydropteroate synthase in the folate synthesis pathway. Long-acting sulfonamide with bacteriostatic activity.
Ensure adequate hydration (crystalluria risk). Monitor CBC with prolonged use. KCS risk in dogs. Avoid in animals with hepatic disease.
Species-specific contraindications and adverse-reaction reports for horses may differ from canine / feline reference data — consult the primary citations listed with each rule.
Sulfadimethoxine dose range in horses, with cited source references: PO 20–30 mg/kg q24h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Sulfadimethoxine in horses: PO.
Cited course lengths for Sulfadimethoxine in horses include: 28 days for EPM. Duration depends on the indication — match it to the specific dose rule in the table above.
Sulfadimethoxine is indicated in horses for: EPM (with pyrimethamine), coccidiosis in foals.
These are general warnings for Sulfadimethoxine across species; consult the horse dosing table above for species-specific guidance. Ensure adequate hydration (crystalluria risk). Monitor CBC with prolonged use. KCS risk in dogs. Avoid in animals with hepatic disease.
Why a species-specific page? Sulfadimethoxine pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in horses — 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.