Investigating how a brain region affects fentanyl relapse behavior

A Novel Role of Interpeduncular Nucleus GLP-1Rs in Fentanyl Reinstatement

NIH-funded research University of Pennsylvania · NIH-10885915

This study is looking at how certain brain receptors might help reduce cravings for fentanyl in people recovering from addiction, with the hope of finding new ways to support those struggling with opioid use disorder.

Quick facts

Grant typeFellowship grant
Study typeNIH-funded research
Funding institutionUniversity of Pennsylvania NIH-funded
Lab location1 site (Philadelphia, United States)
Project IDNIH-10885915 on NIH RePORTER

What this research studies

This research explores the neurobiological mechanisms behind fentanyl seeking behavior, particularly focusing on the role of glucagon-like peptide-1 receptors (GLP-1Rs) in the interpeduncular nucleus of the brain. By using animal models, the study examines how activating these receptors can reduce the desire to seek fentanyl after a period of abstinence. The findings aim to enhance our understanding of addiction and potentially lead to new treatments for opioid use disorder, specifically targeting fentanyl. The research involves administering a specific GLP-1R agonist to observe its effects on behavior related to fentanyl relapse.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals with a history of fentanyl use disorder or those at risk of opioid relapse.

Not a fit: Patients who are not affected by opioid use disorder or those who do not use fentanyl may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new therapeutic strategies that reduce relapse rates in individuals struggling with fentanyl addiction.

How similar studies have performed: Previous research has shown promising results in using GLP-1R agonists to influence addiction behaviors, suggesting that this approach may be effective.

Where this research is happening

Philadelphia, 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.