RecruitingPhase 4

Extended Intervention for Tobacco Use (EXIT) for People Experiencing Homelessness

United States150 participantsStarted 2025-11-14

Plain-language summary

This study is investigating tobacco use and providing tobacco treatment among people experiencing homelessness in California, in San Francisco and Los Angeles.

Who can participate

Age range18 Years

SexALL

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Inclusion criteria

✓. Age 18 years or older
✓. Able to understand study procedures and to comply with them for the entire length of the study.
✓. Ability of individual to understand a written informed consent document, and the willingness to sign it.
✓. Staying at the recruitment site and meeting criteria for homelessness as defined by the Homeless Emergency and Rapid Transition to Housing Act.
✓. Current smoking (smoking at least 5 cigarettes per day (cpd), verified via expired carbon monoxide (CO) \>= 8 ppm using Micro+pro Smokerlyzer).
✓. Having an intention to quit smoking within the next six months.
✓. English speaking.

Exclusion criteria

✕. Contraindication to any study-related procedure or assessment.
✕. Reasons that preclude the use of nicotine replacement therapy (NRT) (e.g., pregnancy or myocardial infarction in the past two weeks).

What they're measuring

Percentage of participants who attended coaching sessions

Timeframe: up to 6 months

Percentage of participants who used nicotine replacement therapy (NRT)

Timeframe: up to 6 months

7-day point prevalence tobacco abstinence at month 6

Timeframe: 6 months

Trial details

NCT IDNCT07148232

SponsorUniversity of California, San Francisco

Sponsor typeOTHER

Study typeINTERVENTIONAL

Primary completion2027-06-30

Contact for this trial

Jessica Alway

877-827-3222 jessica.alway@ucsf.edu

View on ClinicalTrials.gov More Tobacco Cessation trials