Equine · Equus caballus · typical adult weight 350.00–700.00 kg
Marbofloxacin (Livestock) is dosed at 2 mg/kg PO q24h in horses, per Verified against Papich/Saunders Handbook of Veterinary Drugs, 4th Ed, p.501 (2026-08-01).. Marbofloxacin (Livestock) is used in horses for Bacterial infection. Routes documented in horses: PO. A typical adult horse weighs 350.00–700.00 kg. ExoticRx lists 1 cited dose rule for Marbofloxacin (Livestock) in horses, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Marbocyl, Zeniquin
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 2 mg/kg | q24h | 5-7 days | Bacterial infection | Moderate | Verified against Papich/Saunders Handbook of Veterinary Drugs, 4th Ed, p.501 (2026-08-01). |
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Fluoroquinolone that inhibits bacterial DNA gyrase and topoisomerase IV. Concentration-dependent bactericidal activity with long post-antibiotic effect.
Extra-label use in food animals restricted by FDA in US. Must be used under VCPR for extra-label use. Withdrawal periods vary by species. Not for use in dairy cattle of breeding age.
Species-specific contraindications and adverse-reaction reports for horses may differ from canine / feline reference data — consult the primary citations listed with each rule.
Marbofloxacin (Livestock) dose range in horses, with cited source references: PO 2 mg/kg q24h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Marbofloxacin (Livestock) in horses: PO.
Cited course lengths for Marbofloxacin (Livestock) in horses include: 5-7 days. Duration depends on the indication — match it to the specific dose rule in the table above.
Marbofloxacin (Livestock) is indicated in horses for: Bacterial infection.
These are general warnings for Marbofloxacin (Livestock) across species; consult the horse dosing table above for species-specific guidance. Extra-label use in food animals restricted by FDA in US. Must be used under VCPR for extra-label use. Withdrawal periods vary by species. Not for use in dairy cattle of breeding age.
Why a species-specific page? Marbofloxacin (Livestock) pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in horses — 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.