Safer non-opioid medicines for nerve pain from chemotherapy

Flupirtine Analogue Synthesis and Screening for the Treatment of Chemotherapy-Induced Neuropathic Pain

NIH-funded research University of Nebraska Medical Center · NIH-11267965

Testing new versions of the pain drug flupirtine to help people with chemotherapy-related nerve pain while lowering the risk of liver damage.

Quick facts

Grant typeR21 grant
Study typeNIH-funded research
Funding institutionUniversity of Nebraska Medical Center NIH-funded
Lab location1 site (Omaha, United States)
Project IDNIH-11267965 on NIH RePORTER

What this research studies

Researchers are creating and screening new flupirtine-like compounds that aim to keep pain relief but avoid the liver toxicity that limited the original drug. They have already found one compound that worked in mouse models and was metabolized faster with no liver injury after injection. The team will synthesize additional analogues and test them in laboratory and mouse models of short- and long-term chemotherapy-induced neuropathic pain, measuring pain behaviors and liver safety. Successful candidates would be prioritized for further development toward human testing.

Who could benefit from this research

Good fit: People who have nerve pain caused by chemotherapy (chemotherapy-induced neuropathic pain) and who find current pain medicines inadequate could be eventual candidates for related clinical trials.

Not a fit: Patients whose pain is not related to chemotherapy or who already have severe liver disease may not benefit from these specific drug candidates.

Why it matters

Potential benefit: If successful, this work could lead to a non-opioid treatment that reduces chemotherapy-related nerve pain with lower risk of liver injury.

How similar studies have performed: The original drug flupirtine relieved pain in clinical use but was withdrawn due to rare severe liver toxicity, and this analogue approach is relatively new with promising results so far in mice but not yet tested in people.

Where this research is happening

Omaha, 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.
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.