Livestock · Sus scrofa domesticus · typical adult weight 1.00–300.00 kg
Florfenicol is dosed at 15 mg/kg IM q48h in swine, per NUFLOR-S - Florfenicol Solution [US Swine Product Label]. Intervet, Inc.; 2021. Distributed by John Wiley & Sons, Inc. https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=c1aeba99-224d-4957-80ec-87212df5dfaf — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.556 (2026-08-01). — Plumb's 10th ed (held) printed p.529, Florfenicol monograph spanning p.528-529; page located 2026-08-05 from the book's own running heads, and carries this exact dose under the matching species heading. — 21 CFR § 522.955 (Florfenicol), conditions of use for Swine: 15-15 mg/kg. Related tolerances: 21 CFR § 556.283. Retrieved from the eCFR API, snapshot 2026-01-01. https://www.ecfr.gov/current/title-21/section-522.955 — SOURCE EDITION: Plumb's Veterinary Drug Handbook — ISBN 9781394172207, https://openlibrary.org/isbn/9781394172207. Florfenicol is used in swine for Swine respiratory disease. Routes documented in swine: IM. A typical adult swine weighs 1.00–300.00 kg. ExoticRx lists 1 cited dose rule for Florfenicol in swine, 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 | 15 mg/kg | q48h | 2 doses | Swine respiratory disease | Strong | NUFLOR-S - Florfenicol Solution [US Swine Product Label]. Intervet, Inc.; 2021. Distributed by John Wiley & Sons, Inc. https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=c1aeba99-224d-4957-80ec-87212df5dfaf — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.556 (2026-08-01). — Plumb's 10th ed (held) printed p.529, Florfenicol monograph spanning p.528-529; page located 2026-08-05 from the book's own running heads, and carries this exact dose under the matching species heading. — 21 CFR § 522.955 (Florfenicol), conditions of use for Swine: 15-15 mg/kg. Related tolerances: 21 CFR § 556.283. Retrieved from the eCFR API, snapshot 2026-01-01. https://www.ecfr.gov/current/title-21/section-522.955 — SOURCE EDITION: Plumb's Veterinary Drug Handbook — ISBN 9781394172207, https://openlibrary.org/isbn/9781394172207 |
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 |
|---|---|---|---|
| 15 | IM | Papich Saunders Handbook of Veterinary Drugs, 4th edp.357 | • 15 mg/kg IM in the neck q48h. |
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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These ranges are per kg. Enter your swine's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
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 swine may differ from canine / feline reference data — consult the primary citations listed with each rule.
Florfenicol dose range in swine, with cited source references: IM 15 mg/kg q48h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Florfenicol in swine: IM.
Cited course lengths for Florfenicol in swine include: 2 doses. Duration depends on the indication — match it to the specific dose rule in the table above.
Florfenicol is indicated in swine for: Swine respiratory disease.
These are general warnings for Florfenicol across species; consult the swine 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 swine — 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.