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Cefquinome (Livestock) for Cattle

Livestock · Bos taurus · typical adult weight 250.00–900.00 kg

Cefquinome (Livestock) is used in cattle for Bovine respiratory disease, BRD, E. coli septicemia in calves, Bovine mastitis (E. coli, Klebsiella). Routes documented in cattle: IM, INTRAMAMMARY. A typical adult cattle weighs 250.00–900.00 kg. ExoticRx lists 3 cited dose rules for Cefquinome (Livestock) in cattle, drawn from published veterinary references. Verify against current literature before clinical use.

Trade names: Cobactan

Dose ranges

RouteDoseFrequencyDurationIndicationEvidenceSource
IM1 mg/kgq24h3-5 daysBovine respiratory diseaseModerateMerck Veterinary Manual
IM1–2 mg/kgq24h3-5 daysBRD, E. coli septicemia in calvesModerateMerck Veterinary Manual
INTRAMAMMARY75 mg per quarterq24h3 treatmentsBovine mastitis (E. coli, Klebsiella)ModerateMerck Veterinary Manual

Absolute dose ceiling, regardless of body weight: 75 mg total (INTRAMAMMARY).

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These ranges are per kg. Enter your cattle's weight to get the precise dose and draw-up volume — unit and concentration math done for you.

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Mechanism of action

Fourth-generation cephalosporin with broad-spectrum activity including many beta-lactamase-producing organisms. Stable against AmpC and extended-spectrum beta-lactamases.

Side effects & warnings

For cattle and swine. Not approved in US (available in EU). Intramammary formulation for bovine mastitis. Concerns about ESBL resistance selection limit use in some jurisdictions.

Species-specific contraindications and adverse-reaction reports for cattle may differ from canine / feline reference data — consult the primary citations listed with each rule.

Other Antibiotic drugs with cattle dosing

Cefquinome (Livestock) dosing in other species

Why a species-specific page? Cefquinome (Livestock) pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in cattle — 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.