Clinical Trials

Several clinical trials evaluate hypoxanthine or its metabolic pathway across diverse conditions, including gout, liver transplant failure, pancreatic cancer, cerebral ischemia, and age-related physiological changes. These studies encompass Phase 1, Phase 2, combined Phase 1/2, and observational designs sponsored by academic institutions and biopharmaceutical companies. Current recruitment statuses across these clinical records include completed, recruiting, terminated, and unknown.

NCT Number Recruitment Conditions Sponsor/Collaborators Start Date Phases
NCT05361044 Recruiting
Liver Transplant Failure
Hospices Civils de Lyon
2022-08-22 Not Applicable
NCT05256810 Terminated
Gout
Alnylam Pharmaceuticals
2022-02-25 Phase 1|Phase 2
NCT02498652 Completed
Gout
Ardea Biosciences Inc.
2015-07-28 Phase 2
NCT02187029 Terminated
Gout
Pfizer
2014-07 Phase 1
NCT02170012 Terminated
Healthy Elderly
Pfizer
2014-07 Phase 1

(data from https://clinicaltrials.gov, updated on 2024-05-22)

Check the Hypoxanthine product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Compliance for Clinical Use

Mechanism and Biochemical Profile

As a naturally occurring purine derivative formed from adenylic acid, hypoxanthine serves as a central metabolic substrate for xanthine oxidase in the purine catabolic pathway, generating downstream purine intermediates and uric acid while reflecting intracellular ATP breakdown. Dysregulation of this enzymatic cascade leads to hyperuricemia and oxidative cell stress, making the modulation and measurement of hypoxanthine clinically relevant for managing metabolic disorders such as gout and evaluating tissue hypoxia in cerebral ischemia or organ transplantation.

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>).

Note: Technical data last updated: Sep 1, 2026.