Understanding how brain signals affect withdrawal symptoms from opioids like fentanyl

Aversive midbrain glutamatergic regulation of the locus coeruleus during opioid withdrawal

NIH-funded research Washington University · NIH-10993429

This study is looking at how a part of the brain helps manage withdrawal symptoms from synthetic opioids like fentanyl, and it aims to find new ways to make the tough feelings and physical discomfort of withdrawal easier to handle.

Quick facts

Grant typeR21 grant
Study typeNIH-funded research
Funding institutionWashington University NIH-funded
Lab location1 site (Saint Louis, United States)
Project IDNIH-10993429 on NIH RePORTER

What this research studies

This research investigates the role of a specific brain system in managing withdrawal symptoms from synthetic opioids, particularly fentanyl. It focuses on how glutamate, a neurotransmitter, influences the activity of noradrenergic neurons in the locus coeruleus during opioid withdrawal. By studying this interaction, the research aims to uncover potential new treatments for alleviating negative emotional and physical effects experienced during withdrawal. The approach involves advanced techniques to analyze brain activity and neurotransmitter levels in animal models.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals experiencing withdrawal symptoms from opioid use, particularly those using synthetic opioids like fentanyl.

Not a fit: Patients who are not currently experiencing opioid withdrawal or who have not used opioids may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new therapies that significantly reduce the distress and discomfort associated with opioid withdrawal.

How similar studies have performed: Previous research has shown that understanding brain mechanisms involved in withdrawal can lead to effective treatments, suggesting this approach has potential for success.

Where this research is happening

Saint Louis, 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.