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Chorionic Gonadotropin

Chorulon, Pregnyl

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Sourced from published veterinary references. Awaiting credentialed clinical reviewer — our editorial process.

Drug Class

Endocrine

Routes

IVIM

Indications

Cryptorchidism diagnosisovulation induction

Mechanism of Action

Mimics luteinizing hormone (LH) action. Induces ovulation and luteinization of ovarian follicles. Stimulates testosterone production in males.

Side effects & warnings

Used for ovulation induction, cryptorchidism diagnosis, and luteal support. Antibody formation with repeated use reduces efficacy. Anaphylaxis rare.

Species with Chorionic Gonadotropin dosing data (1 dose rule)

Dog (Domestic)

Species references:All Dog (Domestic) drugs

Evidence levels across 1 dose rule

Moderate×1

Each ExoticRx dose rule is graded by the strength of its primary evidence — see the editorial process.

Backed by a published source

  • · Plumb's Veterinary Drug Handbook, 9th Ed

Sample dosing (1 of 1 cited rule)

A dog/cat sample is shown here. Cited dosing for all 1 species — reptiles, birds, pocket pets, livestock, and equine — is free on the per-species pages above. Pro adds the weight-based calculator for every species.

SpeciesRouteDoseFrequencyEvidenceSource
Dog (Domestic)IM250–1000 IU per dogonce or per protocolModeratePlumb's Veterinary Drug Handbook, 9th Ed

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