Oxfendazole for Horse
Equine · Equus caballus · typical adult weight 350.00–700.00 kg
Oxfendazole is used in horse for Strongyles, ascarids, pinworms. Routes documented in horse: PO. A typical adult horse weighs 350.00–700.00 kg. ExoticRx lists 1 cited dose rule for Oxfendazole in horse, drawn from published veterinary references. Verify against current literature before clinical use.
Trade names: Synanthic, Benzelmin
Dose ranges
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 10 mg/kg | Once | Single dose | Strongyles, ascarids, pinworms | Strong | FDA NADA Label |
Need the exact dose for your patient?
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.
Mechanism of action
Active metabolite of febantel; inhibits microtubule polymerization by binding parasite beta-tubulin. Broad-spectrum nematocidal.
Side effects & warnings
Wide safety margin. Teratogenic potential. Used in cattle, horses, and exotic species. Efficacy against some resistant nematode populations declining.
Species-specific contraindications and adverse-reaction reports for horse may differ from canine / feline reference data — consult the primary citations listed with each rule.
Other Antiparasitic drugs with horse dosing
Oxfendazole dosing in other species
Why a species-specific page? Oxfendazole pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in horse — 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.