Ursodeoxycholic acid (UDCA) is a naturally occurring bile acid widely used in veterinary medicine to support liver health and treat chronic liver disease in dogs and cats.
Key Benefits & Uses
- Helps dissolve and prevent certain types of gallstones
- Reduces liver inflammation and improves bile flow in chronic hepatitis and cholestatic liver diseases
- Protects liver cells and supports detoxification
- Commonly prescribed for conditions such as chronic hepatitis, primary biliary cholangitis, gallbladder mucocele (dogs), and lipidosis (cats)
Typical Dosage
- Dogs: 10-15 mg/kg body weight once daily or divided twice daily
- Cats: 10-15 mg/kg body weight once daily Always administer with food to improve absorption. Dosage and duration must be determined by your veterinarian based on blood work and the specific condition.
Side Effects
- Mild diarrheas or loose stools
- Vomiting or decreased appetite
- Lethargy (uncommon)
If any side effects occur, contact your veterinarian. Long-term use is usually safe under veterinary supervision with periodic blood monitoring.

