Cat · Felis catus · typical adult weight 2.50–7.00 kg
Fluoxetine is dosed at 0.5–1.5 mg/kg PO q24h in cats, per Papich, Saunders Handbook of Veterinary Drugs, 5th Ed, printed p.341 (corpus page 369), Fluoxetine Hydrochloride > Small Animal Dosage > Cats. Fluoxetine is used in cats for Urine marking, aggression, compulsive grooming. Routes documented in cats: PO. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 1 cited dose rule for Fluoxetine in cats, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Reconcile, Prozac
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 0.5–1.5 mg/kg | q24h | Long-term | Urine marking, aggression, compulsive grooming | Moderate | Papich, Saunders Handbook of Veterinary Drugs, 5th Ed, printed p.341 (corpus page 369), Fluoxetine Hydrochloride > Small Animal Dosage > Cats |
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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.
Selectively inhibits serotonin reuptake at the presynaptic membrane, increasing serotonergic neurotransmission.
Reconcile FDA-approved for canine separation anxiety. 4-6 weeks for full effect. Serotonin syndrome risk with tramadol, MAOIs, TCAs. Reduced appetite, lethargy initially. Long half-life.
Species-specific contraindications and adverse-reaction reports for cats may differ from canine / feline reference data — consult the primary citations listed with each rule.
Fluoxetine dose range in cats, with cited source references: PO 0.5–1.5 mg/kg q24h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Fluoxetine in cats: PO.
Cited course lengths for Fluoxetine in cats include: Long-term. Duration depends on the indication — match it to the specific dose rule in the table above.
Fluoxetine is indicated in cats for: Urine marking, aggression, compulsive grooming.
These are general warnings for Fluoxetine across species; consult the cat dosing table above for species-specific guidance. Reconcile FDA-approved for canine separation anxiety. 4-6 weeks for full effect. Serotonin syndrome risk with tramadol, MAOIs, TCAs. Reduced appetite, lethargy initially. Long half-life.
Why a species-specific page? Fluoxetine 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.