Cat · Felis catus · typical adult weight 2.50–7.00 kg
Indoxacarb is dosed at Row as printed (p.224): DOSES / Cats: Fleas: 25 mg/kg (equivalent to 0.128 ml/kg Activyl) in cats, per BSAVA Small Animal Formulary, 10th Ed (2020), Part A — Canine and Feline, p.223-224 — Indoxacarb (Activyl), DOSES, Cats.. Indoxacarb is used in cats for Flea control. Routes documented in cats: TOPICAL. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 1 cited dose rule for Indoxacarb in cats, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Activyl
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| TOPICAL | Row as printed (p.224): DOSES / Cats: Fleas: 25 mg/kg (equivalent to 0.128 ml/kg Activyl) | q30 days | Monthly | Flea control | Moderate | BSAVA Small Animal Formulary, 10th Ed (2020), Part A — Canine and Feline, p.223-224 — Indoxacarb (Activyl), DOSES, Cats. |
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Bioactivated by flea enzymes to its active metabolite, which blocks sodium channels causing paralysis and death. Flea-activated (low mammalian toxicity).
Dogs and cats. Monthly topical. Safe for puppies/kittens >8 weeks. May take 8 hours for full flea kill. Lower environmental flea burden important.
Species-specific contraindications and adverse-reaction reports for cats may differ from canine / feline reference data — consult the primary citations listed with each rule.
Indoxacarb dose range in cats, with cited source references: TOPICAL Row as printed (p.224): DOSES / Cats: Fleas: 25 mg/kg (equivalent to 0.128 ml/kg Activyl) q30 days. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Indoxacarb in cats: TOPICAL.
Cited course lengths for Indoxacarb in cats include: Monthly. Duration depends on the indication — match it to the specific dose rule in the table above.
Indoxacarb is indicated in cats for: Flea control.
These are general warnings for Indoxacarb across species; consult the cat dosing table above for species-specific guidance. Dogs and cats. Monthly topical. Safe for puppies/kittens >8 weeks. May take 8 hours for full flea kill. Lower environmental flea burden important.
Why a species-specific page? Indoxacarb 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.