Skip to main content

Eprinomectin for Cattle

Eprinomectin is used in cattle for GI nematodes, GI nematodes (extended-release), Heartworm prevention. Routes documented in cattle: Topical, SC. ExoticRx tracks Eprinomectin dosing for cattle from primary veterinary literature; sign in to view the full rule set. Verify against current literature before clinical use.

Trade names: Eprinex, LongRange

Dose rules — sign in to view

Cited dose rules for Eprinomectin 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: Carpenter's Exotic Animal Formulary, 6th Ed; FDA NADA Label

Mechanism of action

Potentiates GABA and glutamate-gated chloride channels causing paralysis and death of nematodes and arthropods.

Side effects & warnings

Zero milk withdrawal in cattle. Do not use in cats or dogs. Ivermectin-sensitive breeds (Collies) may be at risk. Injectable form provides extended duration.

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? Eprinomectin 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.