Home/Medicines/Bromocriptine
All medicines

Bromocriptine

Prescription
Dopamine Agonist / Prolactin Inhibitor
Last reviewed 21 Apr 2026 · PetCare.AI Editorial Team
Species
Dog, Cat
Brands
1 available
Formulations
2

Mechanism of action

Ergot-derived D2 dopamine receptor agonist that inhibits prolactin secretion from the anterior pituitary. Also has weak alpha-adrenergic and serotonin receptor activity. Used for pseudopregnancy and pituitary-dependent hyperadrenocorticism.

At a glance

Class
Dopamine Agonist / Prolactin Inhibitor
Schedule
Prescription
Storage
Store at room temperature, protect from light and moisture

Dosing

🐕

Dog

Used for pseudo-pregnancy/pseudolactation and pituitary-dependent Cushing's (adj
Dose
10–100 mcg/kg
Route
PO
Frequency
q24h
🐈

Cat

Used for pseudopregnancy
Dose
25 mcg/kg
Route
PO
Frequency
q24h

Formulations

💊

Other — 2

Strength
Strength

Storage

Store at room temperature, protect from light and moisture

Safety

Monitoring parameters

Clinical resolution of pseudopregnancyGI toleranceACTH stimulation test (Cushing's)Prolactin levels if available

Interactions

No documented interactions.

Brands

Other markets

Parlodel

FAQs

Frequently asked questions

What is Bromocriptine?
Bromocriptine is a dopamine agonist / prolactin inhibitor used in pets. Ergot-derived D2 dopamine receptor agonist that inhibits prolactin secretion from the anterior pituitary. Also has weak alpha-adrenergic and serotonin receptor activity. Used for pseudopregnancy and pituitary-dependent hyperadrenocorticism.
What is Bromocriptine used for in pets?
Bromocriptine is used in veterinary medicine for: Used for pseudo-pregnancy/pseudolactation and pituitary-dependent Cushing's (adj; Used for pseudopregnancy.
What is the Bromocriptine dose for dogs?
For dogs, Bromocriptine is typically dosed as follows — Used for pseudo-pregnancy/pseudolactation and pituitary-dependent Cushing's (adj: 10–100 mcg/kg PO q24h. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.
What is the Bromocriptine dose for cats?
For cats, Bromocriptine is typically dosed as follows — Used for pseudopregnancy: 25 mcg/kg PO q24h. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.
Does Bromocriptine need a prescription?
Yes. Bromocriptine is a prescription medication and should only be administered under veterinary supervision.

References

References

Textbooks & handbooks

  • Plumb, D.C. Plumb's Veterinary Drug Handbook. 10th ed., Wiley-Blackwell, 2023.
  • Vail, D.M., Thamm, D.H., & Liptak, J.M. (eds.). Withrow & MacEwen's Small Animal Clinical Oncology. 6th ed., Saunders/Elsevier, 2020.
  • Riviere, J.E., & Papich, M.G. (eds.). Veterinary Pharmacology and Therapeutics. 10th ed., Wiley-Blackwell, 2018.
  • National Research Council. Nutrient Requirements of Dogs and Cats. National Academies Press, Washington DC, 2006.
  • The Merck Veterinary Manual. Merck & Co., Online edition. https://www.merckvetmanual.com/

Clinical guidelines & consensus

  • Fletcher, D.J., Boller, M., Brainard, B.M., et al. "RECOVER Evidence and Knowledge Gap Analysis on Veterinary CPR." Journal of Veterinary Emergency and Critical Care, 2012;22(S1):S102–S131.
  • American Animal Hospital Association. 2018 AAHA Diabetes Management Guidelines for Dogs and Cats. AAHA Press.

Journals & peer-reviewed studies

  • Hogan, D.F., Fox, P.R., Jacob, K., et al. "Secondary prevention of cardiogenic arterial thromboembolism in the cat: The FAT CAT study." Journal of Veterinary Cardiology, 2015;17(Suppl 1):S306–S317.
  • Boswood, A., Häggström, J., Gordon, S.G., et al. "Effect of Pimobendan in Dogs with Preclinical Myxomatous Mitral Valve Disease and Cardiomegaly: The EPIC Study — A Randomized Clinical Trial." Journal of Veterinary Internal Medicine, 2016;30(6):1765–1779.
  • ASPCA Animal Poison Control Center. Toxicology and Poison Management Guidelines. American Society for the Prevention of Cruelty to Animals. https://www.aspca.org/pet-care/animal-poison-control

Regulatory & approvals

  • Central Drugs Standard Control Organisation (CDSCO), Government of India. Veterinary Drug Approval Registry, 1969–2026. Directorate General of Health Services. https://cdsco.gov.in/

Databases

  • Washington State University, College of Veterinary Medicine. Veterinary Clinical Pharmacology Laboratory (VCPL) — MDR1 Multidrug Sensitivity Database. https://vcpl.vetmed.wsu.edu/
Educational reference only
This information is provided for educational purposes and is not a substitute for professional veterinary advice, diagnosis, or treatment. Always consult a qualified veterinarian before administering any medication to your pet. Find a vet near you →