Fenbendazole Dosing for Dogs, Cats, Horses, Cattle, Sheep, Goats By Weight
Important Safety Information
For dogs with pulmonary helminths (lungworms), treatment duration should be extended to 10-14 days.
In horses, retreatment at 6-8 weeks may be necessary for certain parasitic infections.
Always follow veterinary guidance for extended treatment durations.
Reference Source
Saunders Handbook of VETERINARY DRUGS, Page 342-343
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Standard Dosage Guidelines
Small Animal Dosage
| Species | Route | Dosage | Duration | Notes |
|---|---|---|---|---|
| Dogs | PO | 50 mg/kg/day | 3 days | Extend to 5 days for severe infestations; 10-14 days for pulmonary helminths |
| Cats | PO | 50 mg/kg/day | 3 days | Extend to 5 days for severe parasitic infestations |
Large Animal Dosage
| Species | Route | Dosage | Duration | Notes |
|---|---|---|---|---|
| Horses | PO | 5 mg/kg | Single dose | For intestinal parasites; retreatment at 6-8 weeks may be necessary |
| Horses | PO | 10 mg/kg | Single dose | For ascarids (Parascaris equorum) |
| Cattle | PO | 5 mg/kg | Single dose | Panacur and Safe-Guard formulations |
| Sheep/Goats | PO | 5 mg/kg | Single dose | For general parasitic treatment |