Using vitamin C to enhance treatment for brain cancer

Redox manipulation of iron to improve glioblastoma therapy: A phase 1 trial

NIH-funded research University of Iowa · NIH-10842278

This study is looking at whether high-dose vitamin C given through an IV can make standard treatments for glioblastoma, a tough type of brain cancer, work better by helping to damage the cancer cells more effectively.

Quick facts

Grant typeR21 grant
Study typeNIH-funded research
Funding institutionUniversity of Iowa NIH-funded
Lab location1 site (Iowa City, United States)
Project IDNIH-10842278 on NIH RePORTER

What this research studies

This research investigates the use of pharmacological ascorbate, or high-dose intravenous vitamin C, in combination with standard therapies for glioblastoma, a highly aggressive brain cancer. The approach focuses on how vitamin C can enhance the effectiveness of radiation and chemotherapy by altering the metabolism of iron in tumor cells, leading to increased production of harmful reactive oxygen species that can damage cancer cells. Patients will be monitored for safety and treatment outcomes as they receive this combined therapy.

Who could benefit from this research

Good fit: Ideal candidates for this research are patients diagnosed with glioblastoma who are undergoing standard treatment and have specific tumor characteristics.

Not a fit: Patients with glioblastoma who do not meet the specific tumor criteria or those who are not receiving standard treatment may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could improve survival rates and treatment outcomes for patients with glioblastoma.

How similar studies have performed: Previous trials have shown promising results with similar approaches, indicating potential for significant advancements in glioblastoma treatment.

Where this research is happening

Iowa City, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Conditions Cancersneoplasm/cancer
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.