Cat · Felis catus · typical adult weight 2.50–7.00 kg
Trifluridine Ophthalmic is used in cat for FHV-1 keratitis / conjunctivitis. Routes documented in cat: Ophthalmic. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 1 cited dose rule for Trifluridine Ophthalmic in cat, drawn from published veterinary references. Verify against current literature before clinical use.
Trade names: Viroptic
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| Ophthalmic | 0 1 drop | q4-6h initially, then q8h | Until 7 days after re-epithelialization | FHV-1 keratitis / conjunctivitis | Strong | Plumb's Veterinary Drug Handbook, 9th Ed |
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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.
Incorporated into viral DNA inhibiting thymidylate synthetase and viral DNA polymerase. Active against HSV-1, HSV-2, and some adenoviruses.
Ophthalmic use only. Local irritation and stinging. Punctal plugging may enhance effect. Commonly used in cats for FHV-1 keratitis.
Species-specific contraindications and adverse-reaction reports for cat may differ from canine / feline reference data — consult the primary citations listed with each rule.
Why a species-specific page? Trifluridine Ophthalmic pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in cat — 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.