Bardoxolone has been evaluated across Phase 1 through Phase 3 in numerous clinical trials focusing on renal and respiratory conditions—including chronic kidney disease, diabetic nephropathy, IgA nephropathy, focal segmental glomerulosclerosis, and pulmonary arterial hypertension—alongside solid tumors and healthy volunteers. Sponsored by industry entities such as Biogen and Kyowa Kirin as well as academic institutions like NYU Langone Health, these studies comprise completed, withdrawn, and terminated protocols evaluating safety, efficacy, and pharmacokinetics.
| NCT Number | Recruitment | Conditions | Sponsor/Collaborators | Start Date | Phases |
|---|---|---|---|---|---|
| NCT03749447 | TERMINATED | Chronic Kidney Diseases; Alport Syndrome; Autosomal Dominant Polycystic Kidney |
Biogen |
2019-03-08 | PHASE3 |
| NCT03918447 | TERMINATED | Autosomal Dominant Polycystic Kidney; ADPKD |
Biogen |
2019-05-29 | PHASE3 |
| NCT03550443 | TERMINATED | Diabetic Kidney Disease |
Kyowa Kirin Co., Ltd. |
2018-05-30 | PHASE3 |
| NCT04702997 | COMPLETED | Chronic Kidney Diseases |
Biogen |
2021-02-09 | PHASE2 |
| NCT04494646 | COMPLETED | Covid19 |
NYU Langone Health |
2020-09-08 | PHASE2 |
| NCT03019185 | COMPLETED | Alport Syndrome |
Biogen |
2017-03-02 | PHASE2; PHASE3 |
| NCT03068130 | TERMINATED | Pulmonary Hypertension |
Biogen |
2017-04-18 | PHASE3 |
| NCT04018339 | COMPLETED | Obese Adult Male |
Kyowa Kirin Co., Ltd. |
2019-08-20 | PHASE1 |
| NCT02657356 | TERMINATED | Connective Tissue Disease-Associated Pulmonary Arterial Hypertension |
Biogen |
2016-10-04 | PHASE3 |
| NCT04023903 | COMPLETED | Healthy Subject |
Kyowa Kirin Co., Ltd. |
2019-04-04 | PHASE1 |
| NCT03366337 | COMPLETED | IgA Nephropathy; CKD Associated With Type 1 Diabetes; Focal Segmental Glomerulosclerosis; Autosomal Dominant Polycystic Kidney |
Biogen |
2017-12-26 | PHASE2 |
| NCT02036970 | COMPLETED | Pulmonary Arterial Hypertension; Pulmonary Hypertension; Interstitial Lung Disease; Idiopathic Interstitial Pneumonia; Idiopathic Pulmonary Fibrosis; Sarcoidosis; Respiratory Bronchiolitis Associated Interstitial Lung Disease; Desquamative Interstitial Pneumonia; Cryptogenic Organizing Pneumonia; Acute Interstitial Pneumonitis; Idiopathic Lymphoid Interstitial Pneumonia; Idiopathic Pleuroparenchymal Fibroelastosis |
Biogen |
2014-05-31 | PHASE2 |
| NCT03264079 | COMPLETED | Healthy Volunteers |
Biogen |
2017-10-16 | PHASE1 |
| NCT02036970 | Completed | Pulmonary Arterial Hypertension|Pulmonary Hypertension|Interstitial Lung Disease|Idiopathic Interstitial Pneumonia|Idiopathic Pulmonary Fibrosis|Sarcoidosis|Respiratory Bronchiolitis Associated Interstitial Lung Disease|Desquamative Interstitial Pneumonia|Cryptogenic Organizing Pneumonia|Acute Interstitial Pneumonitis|Idiopathic Lymphoid Interstitial Pneumonia|Idiopathic Pleuroparenchymal Fibroelastosis |
Reata a wholly owned subsidiary of Biogen|Biogen |
2014-05-31 | Phase 2 |
| NCT01551446 | WITHDRAWN | Renal Insufficiency, Chronic; Diabetes Mellitus, Type 2 |
Biogen |
2012-04-30 | PHASE1 |
| NCT01563562 | COMPLETED | Hepatic Impairment; Healthy |
Biogen |
2012-04-30 | PHASE1 |
| NCT01549769 | TERMINATED | Renal Insufficiency, Chronic; Diabetes Mellitus, Type 2 |
Biogen |
2012-04-30 | PHASE1 |
| NCT01689116 | COMPLETED | Healthy Volunteers |
Biogen |
2012-08-31 | PHASE1 |
| NCT01500798 | TERMINATED | Chronic Kidney Disease; Type 2 Diabetes |
Biogen |
2012-01-31 | PHASE1 |
| NCT01655186 | WITHDRAWN | Renal Insufficiency, Chronic; Diabetes Mellitus, Type 2 |
Biogen |
2012-09-30 | PHASE2 |
| NCT01576887 | WITHDRAWN | End-Stage Renal Disease; Type 2 Diabetes Mellitus |
Biogen |
2012-07-31 | PHASE2 |
| NCT01351675 | TERMINATED | Renal Insufficiency, Chronic; Diabetes Mellitus, Type 2 |
Biogen |
2011-06-30 | PHASE3 |
| NCT01598363 | COMPLETED | Healthy Volunteers |
Biogen |
2012-06-30 | PHASE1 |
| NCT01598363 | Completed | Healthy Volunteers |
Reata a wholly owned subsidiary of Biogen|Biogen |
2012-06-30 | Phase 1 |
| NCT01551446 | Withdrawn | Renal Insufficiency Chronic|Diabetes Mellitus Type 2 |
Reata a wholly owned subsidiary of Biogen|Biogen |
2012-04-30 | Phase 1 |
| NCT01461161 | COMPLETED | Healthy Volunteers |
Biogen |
2011-10-31 | PHASE1 |
| NCT01503866 | COMPLETED | Healthy |
Biogen |
2011-12-01 | PHASE1 |
| NCT01503866 | Completed | Healthy |
Reata a wholly owned subsidiary of Biogen|Biogen |
2011-12-01 | Phase 1 |
| NCT01461161 | Completed | Healthy Volunteers |
Reata a wholly owned subsidiary of Biogen|Biogen |
2011-10-31 | Phase 1 |
| NCT01053936 | COMPLETED | Renal Insufficiency, Chronic; Diabetes Mellitus, Type 2 |
Biogen |
2010-01-31 | PHASE2 |
| NCT00811889 | COMPLETED | Chronic Kidney Disease; Type 2 Diabetes; Diabetic Nephropathy |
Biogen |
2009-04-30 | PHASE2 |
| NCT00529113 | TERMINATED | Pancreatic Neoplasms; Pancreatic Cancer |
Biogen |
2007-09-30 | PHASE1 |
| NCT00664027 | COMPLETED | Diabetic Nephropathy |
Biogen |
2008-04-30 | PHASE2 |
| NCT00529438 | COMPLETED | Advanced Solid Tumors; Lymphoid Malignancies |
Biogen |
2006-04-30 | PHASE1 |
(data from https://clinicaltrials.gov, updated on 2025-06-03)
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>).