Cat · Felis catus · typical adult weight 2.50–7.00 kg
Florfenicol is dosed at 22 mg/kg IM or PO q8h in cats, per Papich MG. Saunders Handbook of Veterinary Drugs, 4th ed (2016), Florfenicol, p.356, 'Small Animal Dosage — Cats' — LOCATOR CONVENTION 2026-08-07: the bare 'p.356' in this citation is the PDF index of the held scan, not the printed page. The PRINTED page is p.328; verified by finding the drug named there. If you are holding the book, turn to p.328. — SOURCE EDITION: Saunders Handbook of Veterinary Drugs — ISBN 9780323244855, https://openlibrary.org/isbn/9780323244855. Florfenicol is used in cats for Respiratory infections. Routes documented in cats: IM or PO. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 1 cited dose rule for Florfenicol in cats, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Nuflor, Aquaflor
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| IM or PO | 22 mg/kg | q8h | 5-7 days | Respiratory infections | Weak | Papich MG. Saunders Handbook of Veterinary Drugs, 4th ed (2016), Florfenicol, p.356, 'Small Animal Dosage — Cats' — LOCATOR CONVENTION 2026-08-07: the bare 'p.356' in this citation is the PDF index of the held scan, not the printed page. The PRINTED page is p.328; verified by finding the drug named there. If you are holding the book, turn to p.328. — SOURCE EDITION: Saunders Handbook of Veterinary Drugs — ISBN 9780323244855, https://openlibrary.org/isbn/9780323244855 |
Every held source for this drug and species, as printed. Where they differ, both are shown — the choice is yours, not ours.
| Dose (mg/kg) | Route | Source | As printed |
|---|---|---|---|
| 20 | IM | Papich Saunders Handbook of Veterinary Drugs, 4th edp.356 | • 20 mg/kg q6h IM or PO. • 22 mg/kg q8h IM or PO. |
| 22 | IM | Papich Saunders Handbook of Veterinary Drugs, 4th edp.356 | • 20 mg/kg q6h IM or PO. • 22 mg/kg q8h IM or PO. |
Figures are transcribed from the cited page or table of each held edition and are shown for reference only. They are not dose recommendations, they do not feed the calculator, and none has been reviewed by a veterinarian.
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Binds 50S ribosomal subunit inhibiting peptidyl transferase. Fluorinated analog of chloramphenicol without aplastic anemia risk. Bacteriostatic.
Veterinary-labeled product. Injection site reactions common. Do not use in dairy cattle of breeding age. GI upset possible.
Species-specific contraindications and adverse-reaction reports for cats may differ from canine / feline reference data — consult the primary citations listed with each rule.
Florfenicol dose range in cats, with cited source references: IM or PO 22 mg/kg q8h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Florfenicol in cats: IM or PO.
Cited course lengths for Florfenicol in cats include: 5-7 days. Duration depends on the indication — match it to the specific dose rule in the table above.
Florfenicol is indicated in cats for: Respiratory infections.
These are general warnings for Florfenicol across species; consult the cat dosing table above for species-specific guidance. Veterinary-labeled product. Injection site reactions common. Do not use in dairy cattle of breeding age. GI upset possible.
Why a species-specific page? Florfenicol 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.