Dog · Canis lupus familiaris · typical adult weight 2.00–80.00 kg
Chorionic Gonadotropin is dosed at 250–1000 IU per dog IM once or per protocol in dogs, per Kawakami E, Hori T, Tsutsui T. Changes in plasma luteinizing hormone, testosterone and estradiol-17β levels and semen quality after injections of gonadotropin releasing hormone agonist and human chorionic gonadotropin in three dogs with oligozoospermia and two dogs with azoospermia. Anim Reprod Sci. 1997;47(1-2):157-167. — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.287 (2026-08-01).. Chorionic Gonadotropin is used in dogs for Cryptorchidism diagnosis, ovulation induction. Routes documented in dogs: IM. A typical adult dog weighs 2.00–80.00 kg. ExoticRx lists 1 cited dose rule for Chorionic Gonadotropin in dogs, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Chorulon, Pregnyl
| Route | Dose | Frequency | Indication | Evidence | Source |
|---|---|---|---|---|---|
| IM | 250–1000 IU per dog | once or per protocol | Cryptorchidism diagnosis, ovulation induction | Moderate | Kawakami E, Hori T, Tsutsui T. Changes in plasma luteinizing hormone, testosterone and estradiol-17β levels and semen quality after injections of gonadotropin releasing hormone agonist and human chorionic gonadotropin in three dogs with oligozoospermia and two dogs with azoospermia. Anim Reprod Sci. 1997;47(1-2):157-167. — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.287 (2026-08-01). |
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Mimics luteinizing hormone (LH) action. Induces ovulation and luteinization of ovarian follicles. Stimulates testosterone production in males.
Used for ovulation induction, cryptorchidism diagnosis, and luteal support. Antibody formation with repeated use reduces efficacy. Anaphylaxis rare.
Species-specific contraindications and adverse-reaction reports for dogs may differ from canine / feline reference data — consult the primary citations listed with each rule.
Chorionic Gonadotropin dose range in dogs, with cited source references: IM 250–1000 IU per dog once or per protocol. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Chorionic Gonadotropin in dogs: IM.
Chorionic Gonadotropin is indicated in dogs for: Cryptorchidism diagnosis, ovulation induction.
These are general warnings for Chorionic Gonadotropin across species; consult the dog dosing table above for species-specific guidance. Used for ovulation induction, cryptorchidism diagnosis, and luteal support. Antibody formation with repeated use reduces efficacy. Anaphylaxis rare.
Why a species-specific page? Chorionic Gonadotropin pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in dogs — 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.