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Ceftiofur Crystalline Free Acid (Long-Acting) for Cattle

Ceftiofur Crystalline Free Acid (Long-Acting) is used in cattle for Bovine respiratory disease, Swine respiratory disease. Routes documented in cattle: SC. ExoticRx tracks Ceftiofur Crystalline Free Acid (Long-Acting) dosing for cattle from primary veterinary literature; sign in to view the full rule set. Verify against current literature before clinical use.

Trade names: Excede

Dose rules — sign in to view

Cited dose rules for Ceftiofur Crystalline Free Acid (Long-Acting) in cattle are available with a free ExoticRx account. Each row carries the route, dose range, frequency, indication, evidence level, and primary-source citation.

Sources include: FDA NADA Label

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.

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 primary literature; awaiting credentialed clinical reviewer. See our editorial process. Reference only — not veterinary advice.