ExoticRx · exoticrx.com/drugs/permethrin
US brand names:Vectra 3D, K9 Advantix
Disrupts sodium channel function in arthropod nervous system causing paralysis. Repellent and insecticidal activity.
EXTREMELY TOXIC TO CATS — even small exposures can be fatal (tremors, seizures, death). Dogs only. Do not apply to dogs that co-habit with cats.
Species references:All Dog (Domestic) drugs
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A dog/cat sample is shown here. Cited dosing for all 1 species — reptiles, birds, pocket pets, livestock, and equine — is free on the per-species pages above. Pro adds the weight-based calculator for every species.
| Species | Route | Dose | Frequency | Evidence | Source |
|---|---|---|---|---|---|
| Dog (Domestic) | Topical | Apply between shoulder blades | q30 days | Strong | Plumb's Veterinary Drug Handbook, 9th Ed |
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