Research

Hormonal

Exenatide treatment significantly reduces dopamine transporter (DAT) availability in the striatum, caudate, and putamen in patients with Alcohol Use Disorder.

Exenatide changes the brain's dopamine transporter levels in key reward areas, which may help compensate for the dopamine deficits seen in chronic alcohol use. This is a biological mechanism, not a direct measure of drinking behavior.

GoodSupportsHIGH confidence
After 26 weeks of treatment, the analysis revealed a significant reduction of DAT in the striatum, caudate, and putamen in the exenatide group compared with placebo...
Mette Kruse Klausen et al. · JCI Insight · 2022

Why this rating

Substudy of the RCT with SPECT imaging, statistically significant.

Source

Exenatide once weekly for alcohol use disorder investigated in a randomized, placebo-controlled clinical trial

Mette Kruse Klausen et al. · JCI Insight · 2022

DOI 10.1172/jci.insight.159863

rct · n=127Cited 215×
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DOI resolved against Crossref · corpus check 2026-06-10

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