Clinical trials
Tobacco clinical trials
Below are recruiting tobacco clinical trials, each written for real people, not researchers. We’re tracking 176 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07161050Recruiting
Low nicotine and price effects on illegal cigarette buying
This study looks at how low-nicotine cigarettes and higher cigarette prices affect people's choices to buy illegal or cheaper cigarettes. It may help understand how to reduce smoking.
Roanoke, VirginiaAges 21 years+ - NCT07145866RecruitingPhase 4
Varenicline and TMS for quitting nicotine use
This study tests whether combining the medication varenicline (Chantix) with a special brain stimulation treatment (TMS) can help people quit vaping or smoking nicotine. If you're motivated to quit and use nicotine daily, you may be able to join.
Boston, MassachusettsAges 18–65 - NCT07129265Enrolling by invitation
Understanding vape marketing study for youth
This study looks at how young people understand vape marketing. You might join a working group or a focus group to share your thoughts.
Boston, MassachusettsAges 13 years+ - NCT07098065Recruiting
Health warnings and counseling to help you quit smoking
This trial tests whether health warnings and counseling can help smokers quit. You'll get support during visits to your local pharmacy.
DhakaAges 18–90 - NCT07102082Recruiting
Smokeless tobacco product claims study for Western New York smokers
This study looks at how people view a smokeless tobacco product that claims to be less harmful than cigarettes. If you smoke daily and are open to trying a smokeless tobacco product, you may be able to help by taking an online survey.
Buffalo, New YorkAges 21 years+ - NCT07080788Recruiting
Native American Pain Risk Study: Smoking Cessation
This study looks at how quitting smoking affects pain in Native American adults. Eligible participants are daily smokers who own a smartphone and do not have heart problems or chronic pain.
Tulsa, OklahomaAges 18 years+ - NCT07059377RecruitingPhase 3
Semaglutide to help smokers with diabetes quit
This study tests if the diabetes drug semaglutide can help people with type 2 diabetes stop smoking more easily. Participants will get either semaglutide or a placebo to see if it improves quit rates.
Ottawa, OntarioAges 18 years+ - NCT07039175RecruitingPhase 3
Helping veterans with chronic disease change smoking or drinking habits
This study tests a program to help veterans with diabetes, heart disease, or related conditions who are thinking about cutting back on smoking or alcohol. The goal is to see if the program can motivate positive changes in these habits.
Buffalo, New YorkAges 18 years+ - NCT07025772Recruiting
Quit smoking by reshaping your habits
This trial tests a program to help you quit smoking by reshaping your smoking habits. You'll attend in-person visits and learn new ways to handle cravings.
Houston, TexasAges 18 years+ - NCT07027956Recruiting
Smoking and lung function study
This study measures how well your lungs work and how much oxygen is in your blood. It compares smokers and non-smokers to see if smoking affects breathing.
KırşehirAges 18–65 - NCT07001930RecruitingPhase 1
Cannabidiol effects on stress and nicotine withdrawal
This trial tests whether a cannabis-derived compound called cannabidiol (CBD) can help people who smoke cigarettes cope with stress and withdrawal symptoms when they stop smoking. CBD is not the part of cannabis that makes you high.
Baltimore, MarylandAges 21–70 - NCT06983678Recruiting
Quitting smoking and pain sensitivity study
This study looks at how quitting smoking affects pain sensitivity in people who smoke, especially those with chronic low back pain. Researchers will use brain scans and daily surveys to understand these changes.
Durham, North CarolinaAges 21–65 - NCT06746623Recruiting
Non-endoscopic screening for Barrett's in veterans without reflux
This trial tests a new, non-endoscopic screening method for Barrett's esophagus (a condition that can lead to cancer) in veterans who do not have chronic acid reflux. It aims to find early signs of the condition using a simple swallowable device, potentially avoiding the need for a traditional endoscopy.
Cleveland, OhioAges 40–85 - NCT06965153Recruiting
Peer coaching to help people with opioid use disorder quit smoking
This trial tests whether having a peer recovery coach can help people with opioid use disorder quit or reduce smoking. If you're already on medication for opioid use disorder and want to work on your smoking, this program might offer extra support.
Boston, MassachusettsAges 18 years+ - NCT06932276Recruiting
Smoke-free homes study for families with kids
This study tests a program to help families make their homes smoke-free, especially when there are children and smokers living together. It aims to reduce secondhand smoke exposure for kids.
Barcelona, CataloniaAges 18 years+ - NCT06922617Recruiting
Comparing e-cigarettes to standard quitting aids for people in addiction treatment
This study compares two ways to help people who are in treatment for substance use also quit or reduce smoking: using e-cigarettes or using standard nicotine replacement therapy (like patches or gum). If you're ready to make a change in your smoking, this could be a helpful option.
Charleston, South CarolinaAges 21 years+ - NCT06926153Recruiting
A study to help smokers in psychiatric care reduce smoking
This trial tests a program to help people who smoke and are being treated for psychiatric conditions reduce their smoking. It aims to see if the program works well in real-world psychiatric clinics.
ArmentièresAges 18 years+ - NCT06909500Recruiting
Vaping cessation app for young adults
This trial tests a smartphone app called ACT on Vaping to help young adults quit vaping. It may help you if you are ready to stop using e-cigarettes and want support through a digital tool.
Seattle, WashingtonAges 18–30 - NCT06614504RecruitingPhase 2
Nicotine control for dual e-cigarette and cigarette users
This study is testing how to help people who both smoke cigarettes and use e-cigarettes. It looks at ways to control nicotine use to help you quit or cut back.
Providence, Rhode IslandAges 21 years+ - NCT06837220Recruiting
Smoking cessation program for people in community behavioral health
This study tests a smoking cessation program designed for people who receive care at community behavioral health centers in Chicago. If you're a daily smoker interested in quitting, you may be able to join and get support to help you stop.
Chicago, IllinoisAges 18–26 - NCT06832085RecruitingPhase 4
Comparing stop-smoking medications for adult smokers in Ontario
This study compares three different stop-smoking treatments—nicotine patches, cytisine, or varenicline—to see which works best. If you want to quit or cut down in the next six months, this could help you find the right medication.
Ottawa, OntarioAges 18 years+ - NCT06787937Recruiting
Study on reducing nicotine in cigarettes
This study tests cigarettes that have less nicotine to see how people react to them. You may be able to join if you are a regular adult smoker interested in trying reduced-nicotine cigarettes.
Atlanta, GeorgiaAges 21 years+ - NCT06762210Recruiting
Quit smoking with AI and dental health checks
This trial tests whether a smartphone app that uses artificial intelligence (AI) can help you quit smoking by looking at how it affects your dental health. If you smoke at least 5 cigarettes a day and want to quit, you may be able to join.
Fayoum, Alexandria GovernorateAges 21–65 - NCT06747871Recruiting
Opioids, low nicotine cigarettes, and chronic pain study
This study tests if using cigarettes with very low nicotine can help people with chronic pain who are on buprenorphine for opioid use disorder. It aims to see if this approach reduces smoking and helps you think about quitting.
Durham, North CarolinaAges 21 years+
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Common questions
- Are there clinical trials for tobacco?
- Yes. Clin2 currently lists 176 recruiting tobacco studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a tobacco trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a tobacco trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.