Understanding how opioids affect throat muscle responses to prevent choking

Central and Peripheral Regulation of Laryngeal Adduction

NIH-funded research University of Florida · NIH-11090418

This study is looking at how using opioids might affect the way your throat muscles work to protect your airways, which could help prevent pneumonia, especially for people who take these medications.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Florida NIH-funded
Lab location1 site (Gainesville, United States)
Project IDNIH-11090418 on NIH RePORTER

What this research studies

This research investigates how opioid use can lead to aspiration, increasing the risk of pneumonia, particularly focusing on the laryngeal adductor reflex (LAR), which protects the airways. The study aims to identify the neural pathways involved in this reflex and how opioids may alter their function. By examining the interactions between specific neurons in the brain that control throat muscle movements, the research seeks to uncover mechanisms that could improve airway protection in patients using opioids. The approach includes both experimental and computational modeling to analyze these neural circuits.

Who could benefit from this research

Good fit: Ideal candidates for this research are patients who are prescribed opioids and are at risk of aspiration due to their medication.

Not a fit: Patients who do not use opioids or have no risk of aspiration pneumonia may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved strategies for preventing aspiration pneumonia in patients who use opioids.

How similar studies have performed: Previous research has shown that understanding neural pathways can lead to significant advancements in treating conditions related to airway protection, suggesting potential success for this approach.

Where this research is happening

Gainesville, 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.