The REPLACE Registry for Cholbam® (Cholic Acid)

This is a prospective, observational, non-interventional patient registry study designed to document product safety and effectiveness outcomes for 10 years in patients treated with Cholbam, including those who have been using Cholbam for at least 30 days (existing users) and those who are first-time initiators of Cholbam.

Inclusion Criteria: 1. Male and female patients, of any age. 2. The patient and/or the patient's parent/legal guardian is willing and able to provide signed informed consent, and the patient, if less than 18 years of age, is willing to provide assent as appropriate and in accordance with local regulatory, IRB, and EC requirements. 3. The patient has a diagnosis for which Cholbam is indicated. 4. The patient is or will be treated with Cholbam at the time of signing the informed consent form (ICF) (enrollment). Exclusion Criteria: 1\. Patients who, by judgement of the Investigator, will not be able to comply with the requirements of the protocol will be excluded