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
- NCT06789692Recruiting
Reducing tobacco use in people with HIV
This study combines a medication to help people stop smoking with a custom mobile app, all within the Swiss HIV Cohort Study. It's designed for people living with HIV who smoke and want to quit.
Basel, BaselAges 18 years+ - NCT06609369RecruitingPhase 2
Sleep and smoking relapse study
This study tests whether improving sleep can help people quit smoking and avoid relapse. It uses brain scans, a quitting medication, and counseling.
New Haven, ConnecticutAges 18–65 - NCT06582693Recruiting
Tobacco treatment for families through children's hospital
This study offers proactive, personalized help to stop smoking for adults who smoke and have a child who is a patient at Children's Hospital of Philadelphia. It aims to see if this approach works better than usual care.
Philadelphia, PennsylvaniaAges 18 years+ - NCT06483412Enrolling by invitation
Healthy Futures: A Vaping Intervention for Teens
This study is testing a program called Healthy Futures that schools can use instead of suspending students caught vaping. The trial wants to see if the program helps teens quit vaping.
Palo Alto, CaliforniaAges 14–18 - NCT06488443Recruiting
Yoga for reducing tobacco cravings
This study tests whether yoga can help men who are dependent on tobacco reduce their cravings. If you are a male tobacco user aged 18 to 65, this trial may offer a non-medicine way to manage your urge to smoke or chew tobacco.
Bengaluru, KarnatakaAges 18–65 - NCT04209153Recruiting
Brain stimulation study to help people quit nicotine addiction
This trial tests whether direct brain electrical stimulation can help people who use tobacco every day. You must have strong nicotine dependence and be able to follow the study in French, while avoiding certain health and safety conditions.
Paris, IDFAges 18 years+ - NCT06315881RecruitingPhase 2
Study of Nicotine Pouches for Cigarette or Snuff Users
This trial tests nicotine pouches (like small pouches you put in your mouth) as a way to help people who smoke cigarettes or use moist snuff. It studies how your body reacts to these pouches under controlled conditions and during daily life.
Columbus, OhioAges 21 years+ - NCT06260683Recruiting
Comparing tobacco vs. non-tobacco flavored e-cigarettes for quitting smoking
This study tests whether using e-cigarettes with a tobacco flavor or a non-tobacco flavor helps people who smoke switch away from regular cigarettes. Participants will use either e-cigarettes or nicotine replacement therapy for a period of time, and researchers will track their smoking behavior.
Columbus, OhioAges 21 years+ - NCT06127589Recruiting
Quit for Kids: help parents quit smoking and protect children
This study offers a program to help parents who smoke quit for good, while protecting their young children from secondhand smoke. It uses text messaging and support to make quitting easier.
Hong KongAges 18 years+ - NCT05999383RecruitingPhase 2
Marijuana and tobacco use study
This trial looks at how marijuana and tobacco work together in your body. If you regularly use both cannabis and tobacco, you may help researchers understand their combined effects.
San Francisco, CaliforniaAges 21–65 - NCT05863923Enrolling by invitation
Text message program to help people with HIV quit smoking
This study tests a texting program that sends messages to help people living with HIV who smoke quit smoking. It may help you reduce tobacco use using regular, motivational text messages.
Worcester, MassachusettsAges 18 years+ - NCT05852860Enrolling by invitation
Mentoring program for HIV clinicians on tobacco cessation
This study tests a mentoring program to help clinicians who care for HIV patients learn more about helping patients quit smoking. It aims to improve how doctors and nurses support tobacco cessation in HIV care.
Philadelphia, PennsylvaniaAges Any age - NCT05733767RecruitingPhase 2
Nurse-led help to quit smoking after heart or lung illness
This Phase 2 study tests a nurse practitioner–led program and medicine plan to help you stop smoking after certain heart or lung conditions. It may help you quit and stay smoke-free, while using lab testing (like breath measurements) to confirm progress.
Springfield, MassachusettsAges 18 years+ - NCT05660525Recruiting
Helping rural smokers quit with pharmacist support and nicotine replacement
This study tests a smoking-cessation program delivered through community pharmacies in rural Appalachia. It may help people quit smoking using nicotine replacement (patch or lozenges) plus support from pharmacists.
Charlottesville, VirginiaAges 18 years+ - NCT05452772RecruitingPhase 2
Psilocybin plus niacin to help quit smoking
This Phase 2 study tests whether a psilocybin “session” with niacin can help people quit smoking. It’s for adults who smoke daily and want to quit but have tried and struggled before.
Birmingham, AlabamaAges 21 years+ - NCT04812613Enrolling by invitation
Study of cannabis use and mental health support for Ottawa youth
This study looks at tobacco use alongside other addictions in young people in Ottawa who have unstable housing and mental health concerns, and who use cannabis or have used it before. It may offer support or new approaches aimed at reducing health risks related to tobacco and substance use.
Ottawa, OntarioAges 16 years+ - NCT03495024RecruitingPhase 4
Varenicline for quitting smoking in people with schizophrenia
This trial tests whether varenicline helps people with schizophrenia or schizoaffective disorder stop smoking. It also looks at related nervous-system side effects that can happen with some anti-psychotic medicines.
Philadelphia, PennsylvaniaAges 18–75 - NCT07743710Recruiting
Telehealth smoking study for chronic pain
This study tests a telehealth program to help people with chronic pain learn about smoking and pain management. It may help you understand how smoking affects your pain and explore ways to reduce smoking without quitting right away.
Binghamton, New YorkAges 18 years+ - NCT06673225Recruiting
INSPIRE respiratory health program in Botucatu
This study tests a respiratory health program for adults with breathing symptoms and a history of smoking. It aims to see if the program improves lung health and quality of life.
Botucatu, São PauloAges 18 years+ - NCT07598136Recruiting
How e-cigarette flavors affect smoking habits
This study looks at whether different flavors in e-cigarettes help smokers quit or reduce regular cigarettes. You'll use e-cigarettes with different flavors while researchers track your smoking habits through a smartphone app.
Maitland, FloridaAges 21–65 - NCT07599462Recruiting
Better Communication for People Who Use Cigarettes and E-Cigarettes
This study tests new ways to talk with people about quitting or reducing cigarettes and e-cigarettes. Researchers want to understand what communication approaches work best for people using both products.
Chapel Hill, North CarolinaAges 18 years+ - NCT07592793Enrolling by invitation
Community Health Worker Perspectives on New Programs
This study asks community health center workers and partner staff about their experiences implementing a new health program. Your feedback helps researchers understand what works and what challenges exist in delivering care in community settings.
Boston, MassachusettsAges 18 years+ - NCT07585006RecruitingPhase 1
How nicotine affects the body: comparing e-cigarette liquids
This study compares different nicotine products to understand how they affect your body. Researchers will measure your heart rate, breathing, and blood samples during three short lab visits. The results may help scientists better understand nicotine's effects.
Columbus, OhioAges 21 years+ - NCT07576595Recruiting
Lung Cancer Screening and Quit-Smoking Support for African Americans
This study helps African American smokers get lung cancer screening and receive support to quit smoking. Researchers will provide guidance and resources tailored to help you stop smoking and catch lung disease early if needed.
New Orleans, LouisianaAges 50–80
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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.