Gonadorelin (GnRH) for Cattle
Gonadorelin (GnRH) is used in cattle for cystic ovarian disease, ovarian cysts, Ovsynch/timed AI, Ovulation induction. Routes documented in cattle: IM, IV. ExoticRx tracks Gonadorelin (GnRH) dosing for cattle from primary veterinary literature; sign in to view the full rule set. Verify against current literature before clinical use.
Trade names: Factrel, Fertagyl, Cystorelin, OvaCyst
Dose rules — sign in to view
Cited dose rules for Gonadorelin (GnRH) in cattle are available with a free ExoticRx account. Each row carries the route, dose range, frequency, indication, evidence level, and primary-source citation.
Mechanism of action
Synthetic gonadotropin-releasing hormone (GnRH) that stimulates release of luteinizing hormone (LH) and follicle-stimulating hormone (FSH) from the anterior pituitary. Causes ovulation or luteinization of follicles.
Side effects & warnings
Used in timed AI protocols (Ovsynch, CoSynch) in cattle. No withdrawal period required. Response depends on stage of estrous cycle and presence of a dominant follicle.
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? Gonadorelin (GnRH) 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.