Fenbendazole for Swine
Livestock · Sus scrofa domesticus · typical adult weight 1.00–300.00 kg
Fenbendazole is used in swine for GI nematodes, lungworms. Routes documented in swine: PO. A typical adult swine weighs 1.00–300.00 kg. ExoticRx lists 1 cited dose rule for Fenbendazole in swine, drawn from published veterinary references. Verify against current literature before clinical use.
Trade names: Panacur
Dose ranges
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 5 mg/kg | q24h | 3 days in feed | GI nematodes, lungworms | Strong | FDA NADA Label |
Need the exact dose for your patient?
These ranges are per kg. Enter your swine's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Mechanism of action
Binds to beta-tubulin, inhibiting microtubule polymerization in parasites. Disrupts energy metabolism and cell division.
Side effects & warnings
Very wide safety margin. Rarely causes vomiting or diarrhea. Safe in pregnant animals at standard doses. Must be given for multiple consecutive days for efficacy.
Species-specific contraindications and adverse-reaction reports for swine may differ from canine / feline reference data — consult the primary citations listed with each rule.
Other Antiparasitic drugs with swine dosing
Fenbendazole dosing in other species
Why a species-specific page? Fenbendazole pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in swine — 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.