Marbofloxacin (Livestock) for Horse
Equine · Equus caballus · typical adult weight 350.00–700.00 kg
Marbofloxacin (Livestock) is used in horse for Bacterial infection. Routes documented in horse: PO. A typical adult horse weighs 350.00–700.00 kg. ExoticRx lists 1 cited dose rule for Marbofloxacin (Livestock) in horse, drawn from published veterinary references. Verify against current literature before clinical use.
Trade names: Marbocyl, Zeniquin
Dose ranges
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 2 mg/kg | q24h | 5-7 days | Bacterial infection | Moderate | Plumb's Veterinary Drug Handbook, 9th Ed |
Need the exact dose for your patient?
These ranges are per kg. Enter your horse's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Mechanism of action
Fluoroquinolone that inhibits bacterial DNA gyrase and topoisomerase IV. Concentration-dependent bactericidal activity with long post-antibiotic effect.
Side effects & warnings
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 horse may differ from canine / feline reference data — consult the primary citations listed with each rule.
Other Antibiotic drugs with horse dosing
Marbofloxacin (Livestock) dosing in other species
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 horse — 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.