Clinical trials
Substance Use Disorders clinical trials
Below are recruiting substance use disorders clinical trials, each written for real people, not researchers. We’re tracking 416 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06163651Recruiting
Parent-child support program for parents of young children
This trial tests a one-year program to help parents with young children. It offers support and resources to strengthen your family.
Enid, OklahomaAges 18 years+ - NCT06225232RecruitingPhase 2
Psilocybin for cannabis use disorder
This trial tests whether a single dose of psilocybin (a psychedelic compound) can help people with moderate to severe cannabis use disorder reduce or stop their cannabis use. You will receive the drug in a supervised setting and have follow-up check-ins.
Hamilton, OntarioAges 18–65 - NCT06262958Recruiting
Early help for teen alcohol and substance issues
This study looks at early help for alcohol and substance use in teenagers. The goal is to see if early support can improve outcomes for young people who have been treated at a psychiatric clinic.
KuopioAges 14–19 - NCT06296186Recruiting
PTSD treatment for veterans in substance use recovery
This trial tests a condensed form of prolonged exposure therapy for PTSD in veterans who are also receiving treatment for a substance use disorder. The goal is to help you process trauma and reduce substance use together.
San Diego, CaliforniaAges 18 years+ - NCT06320015Recruiting
Peer support for recovery after an emergency visit
This trial tests whether a peer recovery worker can help adults who came to the emergency room for a drug- or alcohol-related problem stay engaged in recovery. If you join, you'll get extra support from someone who has been through similar experiences.
Providence, Rhode IslandAges 18 years+ - NCT06335407RecruitingPhase 1
Testing a new under-the-tongue med for alcohol use and trauma
This study tests a new sublingual (under-the-tongue) medication for people with alcohol use disorder who have also had a traumatic life event. It aims to see if the medication can help reduce drinking and related symptoms.
West Haven, ConnecticutAges 21–65 - NCT06370481Recruiting
HIV and addiction training program for Alabama clinics
This study tests a program to help people living with HIV in Alabama who also struggle with opioid or stimulant use. It takes place at your HIV clinic and checks whether a new approach to addiction care can improve your health.
Birmingham, AlabamaAges 18 years+ - NCT06413979Recruiting
Family support program for teens with substance use and mood or anxiety issues
This trial offers a family support program for teens with both substance use and internalizing problems like depression or anxiety. The goal is to help you and your caregiver work together to manage symptoms and improve well-being.
Jacksonville, FloridaAges 13–21 - NCT06432985Recruiting
Smoking Cessation Program for Veterans with Cancer
This study tests a video-based program to help Veterans who smoke and are being treated for cancer or lung cancer screening to quit. If you're a VA patient in San Francisco and currently smoke, you may be able to join.
San Francisco, CaliforniaAges 18 years+ - NCT06442423RecruitingPhase 1
Psilocybin study for people with psychiatric symptoms
This trial tests if psilocybin, a substance found in certain mushrooms, can help people with various mental health symptoms that affect daily life. You would take a single dose in a supervised setting and be monitored for changes in your mood and well-being.
New Haven, ConnecticutAges 18 years+ - NCT06470698Recruiting
Using emotional awareness to predict treatment success in addiction
This trial tests whether tracking emotional awareness can help predict how well people recover from cocaine or alcohol addiction. It uses a mobile app to monitor feelings and progress.
HuelvaAges 18 years+ - NCT06513156Recruiting
Care support for hospitalized patients with drug-related infections
This study is for people who are in the hospital with a serious infection caused by injection drug use. It aims to provide better care and support while you are in the hospital and after you leave.
Washington D.C., District of ColumbiaAges 18 years+ - NCT06552741Recruiting
Screening for substance and alcohol use studies
This study screens people with or without past or current substance or alcohol use problems. It helps the researchers see if you might qualify for other studies at the NIDA research center.
Baltimore, MarylandAges 18–99 - NCT06580457Recruiting
Personalized smartphone program for Veterans with substance use
This study tests a personalized smartphone program to help Veterans reduce harmful substance use. It uses daily surveys and feedback to support healthier habits.
Minneapolis, MinnesotaAges 18 years+ - NCT06584448Recruiting
Drinking, acetate, and stress study
This study looks at how acetate (a substance produced when the body breaks down alcohol) affects stress and drinking. It tests if giving acetate can help people with alcohol use disorder (AUD) reduce their drinking.
New Haven, ConnecticutAges 18–55 - NCT06585631Recruiting
Collaborative care for young men with HIV and substance use
This study looks at how to better support young men living with or at risk for HIV while also addressing substance use. You'll work with a care team that helps you stay healthy and connected to services.
Baltimore, MarylandAges 15–29 - NCT06593652Recruiting
How caregivers can help teens with alcohol use
This study looks at how involving caregivers in a brief talk with a primary care provider might help teens who are drinking alcohol or using other substances. It aims to find better ways to support teens and their families.
Indianapolis, IndianaAges 12–17 - NCT06608979Recruiting
Trauma screening and violence prevention for women in addiction treatment
This study offers trauma screening and a program to help prevent interpersonal violence for women who are currently receiving treatment for substance use. It aims to understand how these services can improve safety and well-being.
Greenville, South CarolinaAges 18 years+ - NCT06617949RecruitingEarly Phase 1
Pain Control Study for New Mothers on Opioid Medication
This study looks at better ways to manage pain after childbirth for mothers who are taking medication for opioid use disorder. It aims to find which pain control method works best and is safest for you and your baby.
Milwaukee, WisconsinAges 18–40 - NCT06641115Recruiting
Integrated treatment for opioid use disorder and PTSD
This study tests a combined therapy for people with both opioid use disorder and PTSD. It aims to help you manage both conditions together, rather than treating them separately.
Charleston, South CarolinaAges 18–70 - NCT06677515Recruiting
Using VR to improve social skills in people with substance use and mental health issues
This study tests whether virtual reality (VR) training can help people with substance use and mental health disorders improve their social functioning. If you are getting treatment for substance use and can attend VR sessions twice a week for 5 weeks, you may be able to join.
BrumunddalAges 18–70 - NCT06678672Recruiting
Help for veterans who smoke before major surgery
This study tests a program to help veterans who smoke quit before a planned major surgery. The program uses rewards to encourage quitting, and it may improve surgery outcomes.
San Francisco, CaliforniaAges 18 years+ - NCT06679062RecruitingPhase 2
Suvorexant for alcohol use disorder and PTSD
This study tests whether the sleep medication suvorexant can help people with both alcohol use disorder and PTSD. If you're struggling with drinking, PTSD symptoms, and poor sleep, this trial may offer a new treatment option.
Los Angeles, CaliforniaAges 21–65 - NCT06701487Recruiting
Brain learning mechanisms and substance use control
This study looks at how certain learning mechanisms in the brain (called Pavlovian conditioning) influence your ability to control alcohol or drug use. It may help explain why some people have trouble stopping, and could lead to better treatments. You'll fill out questionnaires and likely have a brain scan (MRI).
DresdenAges 18–65
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Common questions
- Are there clinical trials for substance use disorders?
- Yes. Clin2 currently lists 416 recruiting substance use disorders 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 substance use disorders 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 substance use disorders 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.