How the serotonin 5-HT7 receptor may drive alcohol craving and relapse

Serotonin-7 receptors and Alcohol-seeking Behaviors

['FUNDING_R01'] · INDIANA UNIVERSITY INDIANAPOLIS · NIH-11103320

This project looks at whether changing activity of the 5-HT7 serotonin receptor can reduce cue-driven alcohol craving and relapse for people with alcohol dependence.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorINDIANA UNIVERSITY INDIANAPOLIS (nih funded)
Locations1 site (INDIANAPOLIS, UNITED STATES)
Trial IDNIH-11103320 on ClinicalTrials.gov

What this research studies

If I have struggled with alcohol relapse, this research looks at a brain receptor called 5-HT7 that may control cue-triggered craving. The team uses lab experiments (mostly in animal models) to change 5-HT7 activity in a key brain area, the nucleus accumbens shell, and watches how cue- and context-driven alcohol-seeking changes over time during abstinence. The researchers build on strong preliminary data showing that turning 5-HT7 activity up or down can alter alcohol-seeking behavior. Results could point toward new drugs that target 5-HT7 to help prevent relapse.

Who could benefit from this research

Good fit: Ideal candidates would be people with alcohol use disorder who experience strong cue- or context-triggered cravings and repeated relapses.

Not a fit: People without alcohol use disorder or whose relapse is unrelated to cue-triggered craving are unlikely to benefit directly from this work in the near term.

Why it matters

Potential benefit: If successful, this work could lead to new medications that reduce cue-driven craving and lower relapse rates in people with alcohol use disorder.

How similar studies have performed: Serotonin systems have been linked to alcohol use in prior animal and some human studies, but targeting the 5-HT7 receptor specifically is mainly at the preclinical stage and not yet proven in people.

Where this research is happening

INDIANAPOLIS, 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.

View on NIH RePORTER →

Conditions: Alzheimer disease dementia

Last reviewed 2026-05-15 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.