Clinical trials
Drug Addiction clinical trials
Below are recruiting drug addiction clinical trials, each written for real people, not researchers. We’re tracking 14 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT03745339Recruiting
Smell-based memory task in people with opioid-use disorder
This study tests how people learn and infer what something means using a smell-and-memory task. It compares people with opioid-use disorder who are abstinent, those in maintenance treatment, and healthy controls to see what affects learning and decision-making after opioid use.
Baltimore, MarylandAges 21–60 - NCT06888700Enrolling by invitation
tDCS to improve social thinking in heroin recovery
This study uses a gentle brain stimulation technique called tDCS (transcranial direct current stimulation) to improve social thinking skills in people recovering from heroin addiction. It's for adults in early recovery who are in a rehabilitation center.
Xi'an, ShaanxiAges 30–60 - NCT05361603Recruiting
Screening for hepatitis B, C, and HIV at the same time
This trial tests how acceptable it is for people who use services outside traditional clinics to be screened for hepatitis B, hepatitis C, and HIV during the same visit. If you join, you would be asked to participate and provide consent for the screening process.
Limoges, Haute VienneAges 18 years+ - NCT07033728Recruiting
Health of women in addiction care
This study looks at the health of women getting addiction treatment at a hospital in France. It checks how they are doing overall.
StrasbourgAges 18 years+ - NCT06103370Recruiting
HIV prevention via telemedicine and peer networks
This study tests how well a program combining telemedicine (virtual doctor visits) and peer support can help prevent HIV among people who inject drugs. You'd get trained, attend weekly group sessions, and invite a friend or partner to also take part.
Baltimore, MarylandAges 18 years+ - NCT03713424RecruitingPhase 2
Brain scan study of an antibiotic for drug addiction
This study uses an MRI brain scan to see how taking clavulanic acid affects brain activity related to drug addiction. It may help researchers understand whether this medicine could change how addiction-related cues affect the brain.
Columbia, MissouriAges 18–65 - NCT05534815Recruiting
Long-term support for opioid use disorder treatment
This study looks at long-term treatment support for people receiving medicine-assisted treatment for opioid use disorder. It may help by testing an approach to improve long-term outcomes while you receive buprenorphine or methadone.
Marquette, MichiganAges 18 years+ - 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 - NCT07028983Recruiting
Music therapy for drug and alcohol addiction recovery
This trial tests if adding music therapy to standard addiction treatment helps people recover from substance use disorders. It is for adults who have completed detox and are not currently going through detox.
ViennaAges 18 years+ - 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 - NCT06880705Recruiting
Trans-Led Care Study for alcohol and drug support
This study is testing a program designed by and for transgender adults to help with alcohol or drug use problems. It looks at whether a supportive, community-based approach can improve health and well-being.
Chicago, IllinoisAges 18 years+ - NCT04478838RecruitingPhase 4
Alternate-day antipsychotic dosing for schizophrenia
This trial looks at whether taking an antipsychotic every other day can keep symptoms controlled in adults with schizophrenia or another psychotic disorder. It may help some people avoid daily dosing, but it requires specific medication stability and screening checks.
Toronto, OntarioAges 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+ - NCT07340554Recruiting
Brain imaging study for teens who use cannabis
This study looks at the brains of teenagers who use cannabis using an MRI scanner. It aims to understand how cannabis affects the developing brain, which might help improve treatment options.
Indianapolis, IndianaAges 14–17
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Common questions
- Are there clinical trials for drug addiction?
- Yes. Clin2 currently lists 14 recruiting drug 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 drug 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 drug 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.