Clinical trials
Nicotine Dependence clinical trials
Below are recruiting nicotine dependence clinical trials, each written for real people, not researchers. We’re tracking 43 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07007195RecruitingEarly Phase 1
Smart smell app to help you quit smoking
This study tests a smartphone app that uses your sense of smell to help you quit smoking. You'll use nicotine replacement therapy (like patches or gum) and the app to avoid relapse.
Houston, TexasAges 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 - NCT07712887Recruiting
Studying how IQOS users puff across device models
This study looks at how people who regularly use IQOS inhale from different versions of the device. It aims to understand how the feeling and pattern of use change between models.
Beirut, BeirutAges 18–65 - NCT07540780Recruiting
Social media support groups to help teens quit vaping
This study tests whether online support groups on social media can help teenagers stop vaping. You'd join a group with other teens your age working toward the same goal, with support from trained peer mentors.
San Francisco, CaliforniaAges 13 years+ - NCT05630781Recruiting
Orexin's role in the neurobiology of addiction
This study looks at how a brain chemical called orexin affects addiction. Researchers will give a medication that blocks orexin to see if it helps reduce cravings or use. It might help people who smoke or vape regularly.
Baltimore, MarylandAges 18–60 - NCT05224154Recruiting
Help to quit smoking using a smartphone program
This study tests a smartphone-based program to help people quit smoking. It may help if you want to stop and are comfortable using a phone and speaking/read English.
Glassboro, New JerseyAges 18 years+ - NCT05660798Recruiting
Switching from cigarettes to heat-not-burn to protect heart arteries
This study looks at whether switching from regular cigarettes to a tobacco heating product slows buildup of plaque in the heart arteries. You’d be guided through smoking change and monitored using heart scans, to see if artery plaque stays the same or improves.
WarsawAges 18–75 - NCT06239350Recruiting
Young adult tobacco and cannabis co-use study
This study tests a program to help young adults who use both nicotine and cannabis products reduce or quit nicotine use. If you are between 18 and 25, use nicotine products at least 20 days a month and cannabis at least 10 days a month, and want to quit nicotine, you may be eligible.
Charleston, South CarolinaAges 18–25 - NCT06688539RecruitingPhase 4
Quitting e-cigarettes in adults who also use cannabis
This trial tests if varenicline, a stop-smoking medication, can help people ages 18 to 40 quit e-cigarettes while also using cannabis. It's designed for regular e-cigarette users who want to quit and who use cannabis at least 10 days per month.
Charleston, South CarolinaAges 18–40 - NCT06765291Recruiting
Help for teens to quit or reduce vaping
This program is for teens aged 14 to 19 who vape at least once a week and want to quit or cut back. It tests a behavioral support approach to help them stop using nicotine vapes.
Boston, MassachusettsAges 14–19 - NCT07040566RecruitingPhase 2
Varenicline to help stop vaping
This trial tests whether varenicline, a medicine that reduces cravings, can help people quit using e-cigarettes that contain nicotine. You must be a daily nicotine vaper and live in Connecticut or South Carolina.
New Haven, ConnecticutAges 18 years+ - NCT07148232RecruitingPhase 4
Helping people experiencing homelessness quit smoking
This study tests an extended program to help people who are homeless and smoke at least 5 cigarettes a day quit smoking. It provides nicotine replacement therapy (like patches or gum) and support over time.
San Francisco, CaliforniaAges 18 years+ - NCT01036581Recruiting
Brain MRI study to improve brain imaging for drug research
This study uses advanced MRI brain scans to better show how the brain responds to medicines (drug-related effects). You may also do extra safety screening and non-invasive brain stimulation for some parts of the research.
Baltimore, MarylandAges 18–80 - NCT07568483Recruiting
Web-based smoking cessation support program
This study tests TUBSIS 2.0, a digital program designed to help you quit or cut back on smoking. You'll use it on your computer, tablet, or phone, and researchers will track how it affects your smoking habits over time.
ZurichAges 18 years+ - NCT06924697Enrolling by invitation
Testing a diabetes drug to help men quit smoking
This study tests if a medication used for type 2 diabetes (GLP-1 receptor agonists) can also reduce smoking in men with diabetes who smoke. If you qualify, you may receive this drug or a standard diabetes pill to see if it helps you smoke less.
Shanghai, Shanghai MunicipalityAges 18–75 - NCT03506867Enrolling by invitation
Test program to help recent smokers in Ottawa or Toronto
This trial offers a health program for people age 16+ who smoked recently and live in Ottawa or Toronto. It aims to help with quitting and follow-up over one year, especially for people facing financial hardship or housing instability.
Ottawa, OntarioAges 16 years+ - NCT03249428Enrolling by invitation
Cytisine vs nicotine patches for quitting smoking
This study compares cytisine (an aid to reduce cravings) with nicotine replacement therapy (like patches or gum) to help people quit tobacco/nicotine. It also looks at whether the two options work for people facing higher barriers like low income or housing insecurity.
Ottawa, OntarioAges 18 years+ - NCT06966362RecruitingPhase 4
Help cutting back on smoking for veterans not ready to quit
This study tests a medicine called varenicline (also known as Chantix) to help veterans who aren't ready to quit smoking yet but want to cut down. The goal is to see if it helps reduce how much they smoke.
San Diego, CaliforniaAges 21 years+ - NCT07491627Enrolling by invitation
Nicotine's effect on gum disease treatment in smokers and non-smokers
This study looks at how smoking and nicotine affect the success of gum disease treatment. It compares results between smokers and non-smokers who have gum disease.
Liège, LiegeAges 18 years+
Hear when a new Nicotine Dependence trial opens
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Common questions
- Are there clinical trials for nicotine dependence?
- Yes. Clin2 currently lists 43 recruiting nicotine dependence 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 nicotine dependence 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 nicotine dependence 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.