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Tobacco Cessation clinical trials and research
As of November 12, 2026, Find a Trial lists 4 Tobacco Cessation clinical trials that are recruiting, at sites in 3 countries (most in United States (2), Bangladesh (1), Brazil (1)). By phase: Phase 4 (1), Phase 2 (1). Every study is explained in plain English. Data from ClinicalTrials.gov and NIH RePORTER, updated November 12, 2026.
- 4Clinical trials
- 3Countries
Newest Tobacco Cessation clinical trials
| Study | Phase | Where | Status | Registered |
|---|---|---|---|---|
| Extended tobacco support for people experiencing homelessness | Phase 4 | San Francisco, California | Recruiting | Aug 29, 2025 |
| Graphic health warnings plus pharmacist counseling to help people quit smoking | — | Dhaka | Recruiting | Aug 1, 2025 |
| Investigating how sleep affects smoking cessation | Phase 2 | New Haven, Connecticut and 1 other locations | Recruiting | Sep 24, 2024 |
| Culturally relevant tobacco cessation program for women in Brazil | — | Londrina, Paraná | Recruiting | Apr 29, 2021 |
All recruiting trials (4)
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Extended tobacco support for people experiencing homelessness
This program tests whether extending tobacco treatment to 6 months with pharmacist counseling, monthly nicotine replacement deliveries, and phone wellness coaching helps adults experiencing homelessness quit smoking compared with a 3-month package.
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Graphic health warnings plus pharmacist counseling to help people quit smoking
This project will test whether combining graphic health warnings with pharmacist-led counseling helps adult smokers in Bangladesh and Pakistan quit.
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Investigating how sleep affects smoking cessation
This study is testing whether improving sleep can help adults trying to quit smoking stay smoke-free longer by comparing two different support methods.
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Culturally relevant tobacco cessation program for women in Brazil
This study is testing a new tobacco quitting program for low-income women in Brazil that uses community health workers and a mobile app to see if it helps them stop smoking.
Related topics
Quick answers
How many Tobacco Cessation clinical trials are recruiting right now?
4, as of November 12, 2026. We update this list each time we refresh our data from ClinicalTrials.gov.
Where are these trials running?
In 3 countries. The most sites are in United States (2 trials), Bangladesh (1 trial), Brazil (1 trial). Each study page lists its sites and which ones are recruiting.
What phases are they in?
Phase 4: 1, Phase 2: 1. Trials with no phase listed are usually device, behavioural or observational studies.
How do I join one?
Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.
Find the studies that fit you
A list is a starting point. Tell us your situation in your own words and we'll rank the studies that match and explain why. It's free and needs no account.