Gut bacteria may hold key to smoking cessation in addiction recovery

NCT ID NCT06803706

Recruiting now Knowledge-focused Sponsor: Sigmund Freud PrivatUniversitat Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study looks at how stopping smoking for six weeks affects the body's chemistry and gut bacteria in people being treated for substance use disorders. Researchers will compare 100 participants who quit smoking with 50 healthy controls, using blood and stool samples along with psychological surveys. The goal is to find biological markers that could lead to better smoking cessation treatments for this group.

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Conditions

The condition(s) this trial relates to.

alcohol abuse nicotine dependence Smoking Cessation substance-related disorder

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

ALCOHOL USE DISORDER (AUD) HEALTHY ADULT PARTICIPANTS NICOTINE ADDICTION SUBSTANCE USE DISORDER (SUD)

Contacts and locations

Locations

Grüner Kreis Organization Johnsdorf Facility
RECRUITING

Fehring, 8350, Austria
Medical University Graz
RECRUITING

Graz, 8036, Austria
Sigmund Freud Private University Vienna
RECRUITING

Vienna, 1020, Austria

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