How blocking orexin affects cravings for opioids and methamphetamine

Influence of Orexin Antagonism on Opioid and Methamphetamine Demand

NIH-funded research Johns Hopkins University · NIH-11007205

This study is looking at how a brain system called orexin affects cravings for opioids and methamphetamine in people who use both drugs, to help find better ways to treat addiction.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionJohns Hopkins University NIH-funded
Lab location1 site (Baltimore, United States)
Project IDNIH-11007205 on NIH RePORTER

What this research studies

This research investigates the role of the orexin system in regulating cravings for opioids and methamphetamine, particularly among individuals who use both substances. By employing a behavioral economic framework, the study aims to understand how motivation for using these drugs changes when orexin is blocked. Participants will be assessed to determine if opioids and methamphetamine act as substitutes or complements in their usage, which could inform future treatment strategies. The findings could lead to new approaches for managing addiction in patients with opioid use disorder.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals diagnosed with opioid use disorder who may also be using methamphetamine.

Not a fit: Patients who do not have a history of opioid or methamphetamine use are unlikely to benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new treatment options for individuals struggling with opioid and methamphetamine addiction.

How similar studies have performed: Previous research has shown promise in targeting the orexin system for addiction treatment, suggesting that this approach may yield beneficial results.

Where this research is happening

Baltimore, 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 2026-06-09 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.