Livestock · Bos taurus · typical adult weight 250.00–900.00 kg
Oxfendazole is dosed at 4.5 mg/kg PO Once in cattle, per SYNANTHIC BOVINE DEWORMER- Oxfendazole Suspension [Product Label]. Boehringer Ingelheim Animal Health USA Inc.; 2019. https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=152cde64-ff22-4a3e-bb78-65e159dbe6b6 — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.993 (2026-08-01).. Oxfendazole is used in cattle for GI nematodes, lungworms. Routes documented in cattle: PO. A typical adult cattle weighs 250.00–900.00 kg. ExoticRx lists 1 cited dose rule for Oxfendazole in cattle, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Synanthic, Benzelmin
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 4.5 mg/kg | Once | Single dose | GI nematodes, lungworms | Strong | SYNANTHIC BOVINE DEWORMER- Oxfendazole Suspension [Product Label]. Boehringer Ingelheim Animal Health USA Inc.; 2019. https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=152cde64-ff22-4a3e-bb78-65e159dbe6b6 — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.993 (2026-08-01). |
Need the exact dose for your patient?
These ranges are per kg. Enter your cattle's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Active metabolite of febantel; inhibits microtubule polymerization by binding parasite beta-tubulin. Broad-spectrum nematocidal.
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 cattle may differ from canine / feline reference data — consult the primary citations listed with each rule.
Oxfendazole dose range in cattle, with cited source references: PO 4.5 mg/kg Once. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Oxfendazole in cattle: PO.
Cited course lengths for Oxfendazole in cattle include: Single dose. Duration depends on the indication — match it to the specific dose rule in the table above.
Oxfendazole is indicated in cattle for: GI nematodes, lungworms.
These are general warnings for Oxfendazole across species; consult the cattle dosing table above for species-specific guidance. Wide safety margin. Teratogenic potential. Used in cattle, horses, and exotic species. Efficacy against some resistant nematode populations declining.
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 cattle — 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.