Clinical trials · Washington, D.C., DC
Substance Use Disorders clinical trials in Washington, D.C.
We’re tracking 34 recruiting substance use disorders studies with a site in or near Washington, D.C. — including Early Phase 1, Phase 1, Phase 1/Phase 2, Phase 2, Phase 2/Phase 3, Phase 3 and Phase 4 studies, each written for real people, not researchers.
Recruiting studies near Washington, D.C.
- NCT06303778Recruiting
Smartphone app with medications for heavy drinking
This study tests whether a smartphone app, when used alongside medications for alcohol use disorder, helps Veterans reduce heavy drinking. If you're a Veteran receiving care at the VA, this could be a way to get extra support for your drinking goals.
Washington D.C., District of ColumbiaAges 18–80 - 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+ - NCT06405074Recruiting
Ultrasound for Smoking Cessation in Veterans
This study tests if a gentle ultrasound aimed at a specific part of the brain (the insula) can help veterans who smoke tobacco reduce or quit smoking. The research is for veterans who smoke heavily and are motivated to think about quitting but are not currently in treatment.
Washington D.C., District of ColumbiaAges 18–75 - NCT06453109Recruiting
Focused ultrasound for chronic back pain with opioid use
This study tests whether focused ultrasound (a non-invasive treatment using sound waves) can help people with chronic back pain who also have opioid use disorder and anxiety. It aims to find a better way to manage pain without relying on opioids.
Washington D.C., District of ColumbiaAges 18–75 - NCT07631598Recruiting
Buprenorphine at Needle Exchange Programs to Prevent Overdoses
This study tests whether offering buprenorphine (a medication that reduces cravings and withdrawal) directly at syringe service programs (places where people get clean needles) can help people with opioid addiction stay safe and reduce overdose risk. If you use opioids and visit a syringe service program, this may be an option to explore.
Washington D.C., District of ColumbiaAges 18 years+ - NCT05973838Recruiting
Telemedicine support plus recovery coaching for multiple drug use
This study tests whether adding peer recovery support to a phone/video treatment program helps people stay in treatment longer and reduce polysubstance use. It focuses on adults in opioid use disorder care who have used other non-prescribed substances in the last three months.
Washington D.C., District of ColumbiaAges 18 years+ - NCT06269627RecruitingPhase 4
Brain activity study for alcohol use treatment
This trial tests how the medication acamprosate affects brain activity in people with moderate to severe alcohol use disorder. It may help researchers understand how this treatment works.
Bethesda, MarylandAges 21–65 - NCT05703685RecruitingPhase 1
Imaging brain inflammation target in depression with PET
This Phase 1 study uses a PET brain scan tracer to see how a specific brain target (PDE4B) is involved in major depressive disorder (MDD). It’s mainly testing whether the imaging approach works and what it shows in people with depression who meet specific safety and medication rules.
Bethesda, MarylandAges 18–70 - NCT07764536Recruiting
Parent training plus a digital tool for child temper outbursts
This trial tests whether a digital tool can make parent training more effective for children who have frequent temper outbursts and irritability. The training helps parents learn skills to manage their child's behavior, and the digital tool may help them practice and apply those skills.
Bethesda, MarylandAges 8–13 - NCT07559500RecruitingPhase 1
Study of tirzepatide for alcohol use disorder
This trial tests if tirzepatide, a diabetes drug, affects brain chemistry linked to alcohol use. Researchers want to see if it can help people with mild-to-moderate alcohol use disorder who also have tried stimulants.
Bethesda, MarylandAges 21–65 - NCT06484075RecruitingPhase 1/Phase 2
Sleep medication for alcohol use disorder
This study tests whether suvorexant, a sleep aid, can help people with alcohol use disorder by looking at brain changes. It may improve sleep and reduce drinking.
Bethesda, MarylandAges 18–75 - NCT05011266RecruitingPhase 2/Phase 3
Buprenorphine plus naltrexone shot to prevent opioid relapse
This trial tests whether a combination of buprenorphine (through your care plan) and a monthly extended-release naltrexone (XR-NTX) shot can help prevent opioid relapse. It may help people who are ready to move toward a naltrexone-based relapse-prevention treatment after detox.
Rockville, MarylandAges 18–65 - NCT07219966RecruitingPhase 3
Study of Brenipatide for alcohol use disorder
This trial tests an injectable medicine called brenipatide to help people with moderate-to-severe alcohol use disorder reduce or stop drinking. It is for adults who are motivated to change their drinking habits.
Rockville, MarylandAges 18–75 - NCT07420283RecruitingPhase 2
Study of Brenipatide for opioid use disorder
This trial tests a new medicine called Brenipatide for people with opioid use disorder who are already taking buprenorphine but still occasionally use non-prescribed opioids. It aims to see if the study drug can help reduce opioid use.
Rockville, MarylandAges 18–75 - NCT07219953RecruitingPhase 3
Testing brenipatide for alcohol use disorder
This study tests an experimental medicine called brenipatide to help people reduce or stop drinking. It involves getting a daily injection and completing check-ins and questionnaires over several months.
Rockville, MarylandAges 18–75 - 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+ - NCT05538910Recruiting
Brain imaging study on substance use and depression
This study uses brain scans to understand how substance use and mental illness, like depression, are linked. It may help develop better treatments by looking at brain activity in people with and without depression.
Baltimore, MarylandAges 18–60 - NCT05829655RecruitingEarly Phase 1
Measuring drug cravings in people with opioid use disorder
This study tests whether the medication suvorexant can reduce drug cravings in people with opioid use disorder. You will take either suvorexant or a placebo and have your cravings measured in a safe setting.
Baltimore, MarylandAges 18–65 - NCT04197921Recruiting
Brain-focused ultrasound for opioid addiction-related substance use
This trial studies Exablate, a non-surgical brain treatment that aims to change activity in a specific brain area involved in cravings and substance use. It is meant for people in structured opioid or substance use treatment who are currently abstaining from opioids and other illicit drugs.
Baltimore, MarylandAges 18–60 - NCT06067737RecruitingPhase 2
Psilocybin and buprenorphine for opioid use disorder
This study tests whether adding psilocybin (a psychedelic medicine) to buprenorphine (a medication for opioid use disorder) can help people stop using opioids and stay in recovery. It is for people who have already been on buprenorphine but are still using other opioids.
Baltimore, MarylandAges 21–70 - NCT06995885Enrolling by invitation
A study to improve tracking of opioid use in the fentanyl era
This study aims to develop a better tool for recalling and tracking opioid use patterns, especially with fentanyl. It may help people who use opioids outside of medical settings to more accurately report their use.
Baltimore, MarylandAges 18–99 - NCT05452772RecruitingPhase 2
Psilocybin plus niacin to help quit smoking
This Phase 2 study tests whether a psilocybin “session” with niacin can help people quit smoking. It’s for adults who smoke daily and want to quit but have tried and struggled before.
Baltimore, MarylandAges 21 years+ - NCT05913752RecruitingPhase 1/Phase 2
Test drug CMND-100 in people with alcohol use disorder
This early study tests the safety and dosing of CMND-100 in first-time participants, including people with alcohol use disorder (AUD) and some healthy volunteers. It may help researchers understand whether the drug is safe, and how it might affect alcohol use in AUD.
Baltimore, MarylandAges 18–60 - NCT07148843RecruitingPhase 2/Phase 3
CBD for alcohol withdrawal and cravings
This study tests whether adding CBD (a cannabis compound that doesn't get you high) to usual care can help reduce alcohol withdrawal symptoms and cravings. It may offer a new way to support people trying to cut down or stop drinking.
Baltimore, MarylandAges 21–65
Hear when a new Substance Use Disorders trial opens near Washington, D.C., DC
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Substance Use Disorders trials in other cities
Where these studies are running near Washington, D.C.
Institutions with a site for the recruiting substance use disorders studies listed above.
- National Institutes of Health Clinical Center · 5 studies
- Johns Hopkins University · 4 studies
- Maryland Treatment Centers · 3 studies
- Maryland Treatment Centers - Avery Road Treatment Center · 3 studies
- National Institute on Drug Abuse · 2 studies
- Re:Cognition Health · 2 studies
- University of Maryland, Baltimore · 2 studies
- Avery Road Treatment Center (ARTC)
What taking part in a substance use disorders study involves
A screening visit first
Before anything else, the study team checks whether you fit — usually a visit with some tests. You can stop at any point, and screening is typically free.
Care at a nearby site
Study visits happen at a clinic or hospital taking part. Many studies cover the cost of the study treatment and related visits, and some reimburse travel.
You stay in control
Taking part is voluntary and you can leave a study at any time, for any reason, without affecting your regular care.
The team decides eligibility
Our fit check is a helpful first read, not a decision. The study team makes the final call after reviewing your health history.
Common questions
- Are there substance use disorders clinical trials near Washington, D.C.?
- Yes. We're currently tracking 34 recruiting substance use disorders studies with a site near Washington, D.C., each rewritten in plain language so you can see what it's testing and who it's for.
- How do I find out if I qualify for a substance use disorders study near Washington, D.C.?
- Each study lists its eligibility rules — age, diagnosis, prior treatments. On every trial page we explain these in plain language and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Do I have to live in Washington, D.C. to take part?
- Not necessarily. These studies have a site near Washington, D.C., but eligibility is about your health, not your address — some people travel to take part, and a few studies reimburse travel. The study team can tell you what's required.
- Does it cost anything to join a substance use disorders trial?
- Using Clin2 is always free. Many trials cover the study treatment and related visits; some reimburse travel. The study team explains exactly what's covered before you decide.
Not the right time?
New substance use disorders studies open near Washington, D.C. regularly. Set up a health profile and we’ll quietly watch for studies that fit you and email you when one opens.