Clinical trials
Nicotine Use Disorder clinical trials
Below are recruiting nicotine use disorder clinical trials, each written for real people, not researchers. We’re tracking 156 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT04935619Recruiting
Testing cannabis abstinence effects in depression symptoms
This study looks at how stopping cannabis for a period of time may affect depression symptoms and thinking/memory. You might benefit by getting close monitoring of mood and cognition while researchers compare changes during cannabis abstinence.
Toronto, OntarioAges 18–55 - 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+ - NCT06897670Recruiting
Brain blood flow patterns in mood and memory disorders
This study uses a headband with light sensors (fNIRS) to measure blood flow in the brain while you do thinking tasks. It aims to understand differences in brain activity for people with depression, bipolar disorder, or mild memory loss.
Rochester, MinnesotaAges 18 years+ - NCT06372899Recruiting
Switching to E-cigarettes or Nicotine Pouches for Smokers
This study tests whether switching to e-cigarettes or nicotine pouches can help smokers who have tried many times to quit. If you are a heavy smoker (at least 5 cigarettes a day) and have failed to quit before, this trial may offer a new way to reduce harm from smoking.
Philadelphia, PennsylvaniaAges 21 years+ - NCT06395415Recruiting
Mobile health program for young adult e-cigarette users
This study tests a mobile health program to help young adults ages 18–26 who use e-cigarettes regularly to reduce or quit. It uses text messages to support you, and you'll need to be interested in changing your vaping habits.
Chicago, IllinoisAges 18–26 - NCT06853665RecruitingPhase 4
Study of mixed amphetamine for autism and ADHD in teens
This trial tests if a mixed amphetamine medication helps teenagers with both autism and ADHD who still have significant symptoms, even if they are already on other treatments. It also includes typically developing teens as a comparison group.
Boston, MassachusettsAges 8–18 - NCT07132814Recruiting
Testing abuse potential of five oral nicotine products
This study tests how much people might want to use five different types of modern oral nicotine products (like pouches or lozenges) compared to smoking their usual cigarette. It helps researchers understand if these products could be less addictive than cigarettes.
Overland Park, KansasAges 21–60 - NCT06609083RecruitingPhase 1
How cannabis affects cigarette smoking
This study looks at how cannabis affects cigarette smoking habits. If you smoke every day and also use cannabis weekly, researchers want to see if cannabis changes how much you smoke.
Baltimore, MarylandAges 21 years+ - NCT07280065RecruitingPhase 3
Testing a smartphone tool for PTSD diagnosis
This study tests a new tool (Senseye) that uses an iPhone camera to help diagnose PTSD. You will have a few video visits and answer questions about your mood and experiences.
Aurora, ColoradoAges 18 years+ - NCT06048172Recruiting
Trauma therapy for PTSD with a psychotic disorder
This trial tests if prolonged exposure therapy, a common PTSD treatment, can help people who also have a psychotic disorder (like schizophrenia or bipolar with psychosis). The goal is to reduce PTSD symptoms.
HamburgAges 18 years+ - NCT06609109RecruitingPhase 1
Testing how cannabis affects e-cigarette use
This study is for daily e-cigarette users who also use cannabis at least once a week. It tests how cannabis affects vaping behavior. Researchers want to see if using cannabis changes how much or how people vape.
Baltimore, MarylandAges 21 years+ - NCT05205291Recruiting
Imaging inflammation in Parkinson’s using PET/MR scans
This study uses special brain scans (PET/MR) to see inflammation in people with Parkinson’s disease or related conditions. It may help researchers better understand what drives symptoms and how inflammation changes in the brain.
ExeterAges 50–85
Hear when a new Nicotine Use Disorder trial opens
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Common questions
- Are there clinical trials for nicotine use disorder?
- Yes. Clin2 currently lists 156 recruiting nicotine use disorder 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 use disorder 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 use disorder 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.