Ceftiofur Crystalline Free Acid (Long-Acting) for Cattle
Livestock · Bos taurus · typical adult weight 250.00–900.00 kg
Ceftiofur Crystalline Free Acid (Long-Acting) is used in cattle for Bovine respiratory disease. Routes documented in cattle: SC. A typical adult cattle weighs 250.00–900.00 kg. ExoticRx lists 1 cited dose rule for Ceftiofur Crystalline Free Acid (Long-Acting) in cattle, drawn from published veterinary references. Verify against current literature before clinical use.
Trade names: Excede
Dose ranges
| Route | Dose | Frequency | Indication | Evidence | Source |
|---|---|---|---|---|---|
| SC | 6.6 mg/kg | single dose at base of ear | Bovine respiratory disease | Strong | FDA NADA Label |
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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.
Mechanism of action
Inhibits bacterial cell wall synthesis by binding to penicillin-binding proteins. Long-acting crystalline formulation provides sustained therapeutic concentrations for up to 7 days from a single injection.
Side effects & warnings
Not for use in dairy cattle 20 months of age or older or in veal calves. Single injection site; do not exceed 1 injection site per animal. Do not use in horses intended for food.
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
Ceftiofur Crystalline Free Acid (Long-Acting) dosing in other species
Why a species-specific page? Ceftiofur Crystalline Free Acid (Long-Acting) 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.