Multiple clinical trials evaluate lithocholic acid and related bile acid derivatives, investigating therapeutic and physiological impacts in primary biliary cirrhosis, obesity, and healthy volunteer cohorts. Encompassing Phase 2 as well as unassigned phase studies, these protocols are sponsored by academic institutions such as North Dakota State University and the University of Reading, alongside pharmaceutical entities like Intercept Pharmaceuticals. Completed protocols evaluated gut microbiota alterations following gastric bypass surgery and lipid metabolism in primary biliary cirrhosis, while active recruitment is underway for a clinical trial examining bile acid supplementation in healthy populations.
| NCT Number | Recruitment | Conditions | Sponsor/Collaborators | Start Date | Phases |
|---|---|---|---|---|---|
| NCT07499414 | RECRUITING | Healthy |
University of Reading |
2026-04-06 | |
| NCT02654496 | Completed | Obesity |
North Dakota State University |
2016-01 | -- |
| NCT01865812 | Completed | Primary Biliary Cirrhosis |
Intercept Pharmaceuticals |
2013-12-03 | Phase 2 |
(data from https://clinicaltrials.gov, updated on 2026-03-30)
Mechanism and Biochemical Profile
Appendix RUO and cGMP Quality Standards
| Quality Dimension | RUO (Research Use Only) | cGMP (Current Good Manufacturing Practice) |
|---|---|---|
| Clinical Applicability | Prohibited in human clinical trials or medical diagnostics. | Mandatory for human clinical trials (Phase I–III) and therapies. |
| Regulatory Status | Non-regulated grade; exempt from drug manufacturing laws. | Legally enforced by health authorities (e.g., FDA, EMA, NMPA). |
| Facility Environment | Unclassified analytical or research laboratories. | Validated Cleanrooms (ISO Class 5–8) with continuous monitoring. |
| Quality Control | Basic purity and activity testing. | Rigorous safety release testing (Sterility, Endotoxin, Mycoplasma). |
| Process Validation | Basic equipment calibration; no process validation required. | Full qualification (IQ/OQ/PQ) and complete batch records. |
| Quality Assurance | Vendor self-declared without required formal QMS. | Mandatory QA/QC unit, Change Control, CAPA, and vendor audits. |
| Regulatory Impact | High risk of IND rejection if used as a critical raw material. | Required for IND/NDA filings, supported by Drug Master Files (DMF). |
Footnotes
Regulatory Note: Governed by FDA (21 CFR Parts 210/211/312), EMA (EudraLex Vol 4), ICH Guidelines (E6/Q7/Q9/Q10), and compendial standards (USP <71>/<85>/<1043>).