Clinical trials
Addiction clinical trials
Below are recruiting addiction clinical trials, each written for real people, not researchers. We’re tracking 213 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06512220RecruitingPhase 2
Psilocybin for treatment-resistant depression brain imaging study
This study tests whether a psilocybin-based treatment can help people with depression that has not improved after trying several antidepressants. You will receive the study treatment and have brain scans to see how it affects brain connections.
Toronto, OntarioAges 18–65 - NCT06512389RecruitingPhase 2
Testing CBD for alcohol cravings
This study tests whether a medication called cannabidiol (CBD) can help reduce cravings for alcohol. Over several weeks, you will take the study pill and attend lab sessions where you can choose to drink alcohol in a safe setting.
Toronto, OntarioAges 19 years+ - NCT06534047RecruitingPhase 4
Brain stimulation or nicotine patch to help you quit smoking
This study tests whether a brain stimulation treatment called rTMS can help people with psychiatric conditions quit smoking. You will be randomly assigned to get either rTMS or a nicotine patch, and your progress will be tracked to see which treatment works better.
Toronto, OntarioAges 18–70 - NCT06544057Recruiting
E-counseling to help quit smoking or vaping
This trial tests a real-time e-counseling program to help adults quit smoking or vaping. It is designed for those who are motivated to stop using nicotine and set a quit date.
Leicester, MidlandsAges 18–65 - NCT06550167Recruiting
Nano PSO for brain protection in substance users
This trial tests whether a supplement called Nano PSO can help protect the brain in people who have used methamphetamines, cocaine, and cannabis for at least three years. It looks at effects during the withdrawal period for men currently in residential treatment.
Guadalajara, JaliscoAges 18–50 - NCT06582888RecruitingEarly Phase 1
VR attention test for smoking cravings
This study tests whether a virtual reality (VR) program can measure how your brain pays attention to smoking cues. It also involves taking a medication called varenicline (Chantix) to see if it reduces cravings. You may be eligible if you are a daily smoker, have been smoking for at least 3 years, and are not ready to quit in the next month.
San Diego, CaliforniaAges 22 years+ - NCT06618755Recruiting
Staying sober after detox: a coaching study
This study tests if motivational interviews after hospital detox help people with alcohol use disorder stay completely sober for one year. It might help you if you are committed to full abstinence and have a phone available.
MontpellierAges 18 years+ - NCT06633081Recruiting
Smartphone use and shoulder muscle strength
This study looks at how heavy smartphone use (more than 4 hours a day) might affect the strength of the muscles that help rotate your shoulder. It aims to understand if smartphone addiction is linked to weakness in these rotator cuff muscles.
Giza, Giza GovernorateAges 18–30 - NCT06672588Recruiting
Magnetic seizure therapy for schizophrenia
This trial tests a new type of brain stimulation called magnetic seizure therapy (MST) for people with schizophrenia who haven't gotten better with standard medicines. The goal is to see if MST can help reduce symptoms like hallucinations or confusion.
Vancouver, British ColumbiaAges 18 years+ - NCT06675539Recruiting
Testing a tool to predict alcohol withdrawal severity in French speakers
This study tests a French version of a questionnaire (PAWSS) that helps doctors predict how severe alcohol withdrawal might be. It is for people aged 18 to 60 who are dependent on alcohol and planning a supervised detox or being hospitalized for another reason.
ÉtampesAges 18–60 - NCT06732128Recruiting
Nature virtual reality for depression in Alzheimer's disease
This trial tests whether a virtual reality nature experience can help improve mood in people with early-to-moderate Alzheimer's disease. Participants will use a VR headset and a few apps at home, with a caregiver present, over several sessions.
Toronto, OntarioAges 50 years+ - NCT06737588Recruiting
Better MRI scanning for prostate cancer detection
This study tests if a special MRI measurement (ADC) can improve how well a standard MRI finds prostate cancer. If you have a suspicious MRI and are scheduled for a biopsy, this might help better understand your results.
Hefei, AnhuiAges 18 years+ - NCT06780917Recruiting
Online cognitive testing for older adults with depression or memory concerns
This study tests whether an online cognitive assessment platform (Creyos) is valid for older adults with major depression or mild cognitive impairment. Participants will complete brain games or puzzles to see how well the online tool measures thinking skills.
Toronto, OntarioAges 60 years+ - NCT06783283Recruiting
Brain stimulation to improve memory in mild cognitive impairment
This trial tests whether a gentle electrical brain stimulation technique called tACS can improve working memory in people with mild cognitive impairment (MCI). If you have MCI due to early Alzheimer's, this study may help find new ways to boost memory.
Toronto, OntarioAges 60 years+ - NCT06788587RecruitingPhase 2
Long-term stimulant for methamphetamine recovery
This study tests whether a high dose of a stimulant medication (lisdexamfetamine, an ADHD medicine) taken over many weeks can help people who have already completed a methamphetamine treatment program to stay off meth, reduce use, or avoid relapse.
Montreal, QuebecAges 18–55 - NCT06792981Recruiting
Digital school program to prevent eating disorders in pre-teens
This trial tests a digital program for schools to help prevent eating disorders in pre-teens. It is designed for 5th and 6th graders and involves activities and questionnaires.
Santa Cruz de Tenerife, Santa Cruz de TenerifeAges 10–13 - NCT06798324RecruitingPhase 4
Brain stimulation plus smoking cessation medication for quitting smoking
This trial tests whether combining brain stimulation (tDCS) with a smoking cessation medication (varenicline) helps people quit smoking. You would attend daily visits for two weeks.
Toronto, OntarioAges 18–85 - NCT06799117Recruiting
Decision Support for Opioid Addiction Treatment
This study tests a new way to help people in the emergency department who have moderate to severe opioid use disorder. It looks at using a decision-support tool to guide treatment choices.
Guilford, ConnecticutAges 18 years+ - NCT06803706Recruiting
Gut bacteria changes during smoking quit attempt
This study looks at how quitting smoking changes your body's gut bacteria and metabolism. It is for people with a substance use disorder who want to stop smoking.
FehringAges 18 years+ - NCT06804694Recruiting
Technology-based support for young adults with type 1 diabetes distress
This study tests a special program that combines technology and a care team to help young adults with type 1 diabetes who feel stressed or overwhelmed by their diabetes. The goal is to see if this approach is helpful and manageable for participants.
Toronto, OntarioAges 18–29 - NCT06845124RecruitingPhase 2
Testing CBD and naltrexone for alcohol craving
This trial is testing if taking cannabidiol (CBD) plus naltrexone can reduce alcohol craving in people with alcohol dependence. Naltrexone is already used to help with alcohol cravings, and CBD may add extra benefit.
Wiesloch, Baden-WurttembergAges 18–70 - NCT06854367Recruiting
Comparing fast vs. standard brain stimulation for depression in older adults
This study tests if a faster form of brain stimulation (accelerated theta burst stimulation) works as well as the standard version for treating depression in adults 60 and older. It may help those who haven't gotten relief from antidepressant medications.
Toronto, OntarioAges 60 years+ - NCT06899308Recruiting
Health check for university students
This study checks the health of students at two universities in Germany. It uses online surveys and interviews to monitor well-being over time.
BremenAges 18 years+ - NCT06899594RecruitingEarly Phase 1
Psilocybin for quitting methamphetamine
This trial tests whether psilocybin (a psychedelic medicine) can help people quit methamphetamine. You'll receive counseling before, during, and after the drug session, and your progress will be followed for several months.
Shreveport, LouisianaAges 25–65
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Common questions
- Are there clinical trials for addiction?
- Yes. Clin2 currently lists 213 recruiting addiction 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 addiction 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 addiction 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.