Cat · Felis catus · typical adult weight 2.50–7.00 kg
Flumethrin is dosed at 0.44–4.5 mg/kg Topical q8months (collar) in cats, per Seresto product label; FDA openFDA Adverse Event Database. Flumethrin is used in cats for Flea and tick prevention. Routes documented in cats: Topical. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 1 cited dose rule for Flumethrin in cats, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Seresto, Bayticol
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| Topical | 0.44–4.5 mg/kg | q8months (collar) | Collar provides up to 8 months protection | Flea and tick prevention | Strong | Seresto product label; FDA openFDA Adverse Event Database |
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These ranges are per kg. Enter your cat's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Synthetic pyrethroid that disrupts sodium channels in arthropod neurons, causing hyperexcitation, paralysis, and death of fleas and ticks on contact.
Highly toxic to cats when applied as pour-on formulations (not collar). Toxic to aquatic organisms. Contact dermatitis possible. Seresto collar form is generally safe for dogs and cats.
Species-specific contraindications and adverse-reaction reports for cats may differ from canine / feline reference data — consult the primary citations listed with each rule.
Flumethrin dose range in cats, with cited source references: Topical 0.44–4.5 mg/kg q8months (collar). Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Flumethrin in cats: Topical.
Cited course lengths for Flumethrin in cats include: Collar provides up to 8 months protection. Duration depends on the indication — match it to the specific dose rule in the table above.
Flumethrin is indicated in cats for: Flea and tick prevention.
These are general warnings for Flumethrin across species; consult the cat dosing table above for species-specific guidance. Highly toxic to cats when applied as pour-on formulations (not collar). Toxic to aquatic organisms. Contact dermatitis possible. Seresto collar form is generally safe for dogs and cats.
Why a species-specific page? Flumethrin pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in cats — 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.