Ursodeoxycholic Acid (UDCA)

Bile Acid Medicationprescription

UDCA is a prescription hydrophilic bile acid used in cholestatic disease. Parent, glycine conjugate, and taurine conjugate circulate through enterohepatic cycling.

Pharmacokinetic model

A route-level PK model for ursodeoxycholic acid (udca) is being prepared from published data. Dosing references, studies, and documented interactions are below; the app catalog is updated as models are validated.

Key facts

Category
Bile Acid Medication
Suggested cadence
once daily

Research behind this entry

  1. Pharmacokinetics of Ursodeoxycholic Acid in Elderly Volunteers Compared With Younger Adults in a Korean Population Lee S, Yoon S, Chung H, Ji SC, Yoon SH, Yu KS, Cho JY, Chung JY · Journal of Clinical Pharmacology, 2019 DOI

    Sixteen elderly and sixteen younger adults received single and repeated UDCA. Elderly exposure was two- to four-fold higher and parent plus conjugates showed multiple peaks, demonstrating that a simple universal curve…

1 published study referenced in the app, each with a plain-language summary.