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Substance Use Disorder Clinical Trials

Browse 940 substance use disorder clinical trials enrolling across the United States and Canada. 526 people applied to substance use disorder studies last month. Search by city or state to find one near you.

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Active & Responsive

OUD (Opioid Use Disorder) Target Trial

for
Opioid Use Disorder
Location: Durham NC
Sponsor: Duke University

Sex: All

Age: 18+

Code: NCT06585709

Recruiting
Active & Responsive

Brain/Craving Response to Smoking Cues After Oral Nicotine Pouch Use

for
Nicotine Dependence
Location: Los Angeles CA
Sponsor: University of Southern California

Sex: All

Age: 21 - 55

Code: NCT07698470

Recruiting
Active & Responsive

Neuroimaging of Opioid Phase (OPAL)

for
Chronic Pain, Opioid Use
Location: Durham NC
Sponsor: Duke University

Sex: Female

Age: 18+

Code: NCT05905419

Recruiting
Active & Responsive

Impact of Novel vs. Usual Brand Menthol Cigarettes on Abuse Liability

for
Cigarette Addiction, Tobacco Use Disorder
Location: Columbus OH
Sponsor: Ohio State University Comprehensive Cancer Center

Sex: All

Age: 21+

Code: NCT07564648

Recruiting
Active & Responsive

Cannabidiol and Cannabis Concentrate Users

for
Cannabis Use Disorder
Location: Aurora CO
Sponsor: University of Colorado, Denver

Sex: All

Age: 25 - 60

Code: NCT06575751

Phase 2, Recruiting

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Active & Responsive

Measuring Communal Coping in Dual-smoking Couples Making a Quit Attempt

for
Smoking (Tobacco) Addiction, Smoking ( Cigarette), Tobacco,
Location: Denver CO
Sponsor: University of Colorado, Denver

Sex: All

Age: 18+

Code: NCT07553962

Recruiting
Active & Responsive

Reset Challenge: Reducing High-risk Drinking for Cancer Prevention

for
Alcohol Drinking, Heavy Drinking, Binge Drinking
Location: Tulsa OK
Sponsor: University of Oklahoma

Sex: All

Age: 18 - 70+

Code: NCT07591428

Recruiting
Active & Responsive

Oklahoma Study of Native American Pain Risk IV: Smoking Cessation and Pain

for
Smoking Cessation Intervention, Pain,
Location: Tulsa OK
Sponsor: University of Oklahoma

Sex: All

Age: 18+

Code: NCT07080788

Recruiting
Active & Responsive

The CONQUER Trial - Cessation Of Nicotine, QUitting With E-cigarette Reduction

for
Addiction Nicotine
Location: New York NY
Sponsor: VapeAway

Sex: All

Age: 21+

Code: NCT07322432

Phase 2, Recruiting
Active & Responsive

Smart Olfaction App to Reduce Relapse

for
Nicotine Dependence
Location: Houston TX
Sponsor: University of Houston

Sex: All

Age: 18+

Code: NCT07007195

Early Phase 1, Recruiting
Active & Responsive

Testing an Accelerated TMS Protocol for Methamphetamine Use Disorder

for
Methamphetamine Use Disorder
Location: Aurora CO
Sponsor: University of Colorado, Denver

Sex: All

Age: 21 - 65

Code: NCT06320366

Recruiting
Active & Responsive

Imaging Traumatic Stress and Alcohol Use Disorder With [18F]Bavarostat

for
Alcohol Use Disorder, Post Traumatic Stress Disorder
Location: New Haven CT
Sponsor: Yale University

Sex: All

Age: 18 - 70

Code: NCT06371404

Recruiting
Active & Responsive

Integrated Treatment for Enhancing Growth in Recovery During Adolescence

for
Alcohol Use Disorder, Cannabis Use Disorder
Location: Boston MA, Farmington CT
Sponsor: Massachusetts General Hospital

Sex: All

Age: 14 - 21

Code: NCT06395467

Recruiting
Active & Responsive

Low-Dose Short-Term Ketorolac to Reduce Chronic Opioid Use in Orthopaedic Polytrauma Patients

for
Orthopaedic Trauma, Chronic Opioid Use
Location: Boston MA, Nashville TN
Sponsor: Massachusetts General Hospital

Sex: All

Age: 18 - 70

Code: NCT06201676

Recruiting
Active & Responsive

Neurobehavioral Mechanisms of Psilocybin-assisted Treatment for AUD

for
Alcohol Use Disorder
Location: New York NY
Sponsor: NYU Langone Health

Sex: All

Age: 18 - 65

Code: NCT06349083

Phase 2, Recruiting
Active & Responsive

Comparative Pharmacokinetics and Pharmacodynamics of Synthetic Nicotine

for
Nicotine Dependence, Nicotine Vaping
Location: San Francisco CA
Sponsor: University of California, San Francisco

Sex: All

Age: 21 - 65

Code: NCT05962229

Phase 1, Recruiting
Active & Responsive

Perceptual Influences From Smoking Cannabis: an Experimental Study

for
Cannabis Use, Stress
Location: Boulder CO
Sponsor: University of Colorado, Boulder

Sex: All

Age: 21 - 65

Code: NCT06588582

Recruiting
Active & Responsive

Psilocybin or Ketamine for Alcohol Use Disorder: An Active Comparator Trial

for
Alcohol Use Disorder, Alcohol Dependence, Alcohol Abuse
Location: Iowa City IA
Sponsor: University of Iowa

Sex: All

Age: 21 - 65

Code: NCT06405607

Phase 2, Recruiting
Active & Responsive

Better Experiences in Substance Treatment: A Brief Alcohol-focused Intervention Tailored for Patients in Opioid Agonist Treatment

for
Alcohol Use Disorder, Opioid Use Disorder, Alcohol Use,
Location: Notre Dame IN
Sponsor: University of Notre Dame

Sex: All

Age: 18+

Code: NCT07342504

Recruiting
Active & Responsive

Cannabis and Processing Emotions Study

for
Cannabis Use Disorder, Severe
Location: Auburn AL
Sponsor: Auburn University

Sex: All

Age: 18 - 50

Code: NCT06907979

Recruiting

Why research matters?

The medical options available depend enormously on which substance is involved. Nicotine has seven approved treatments in the US. Opioids have three. Alcohol has three. Stimulants such as methamphetamine and cocaine have none at all, and neither does cannabis.

That gap is not because stimulant addiction is rarer or less serious. It is because the research has been harder and slower. Every medication option for stimulant use disorder that exists today exists inside a clinical trial, which makes research in this area less of a backup plan and more of a front door.

Types of substance use disorder clinical trials

Who can participate in substance use disorder clinical trials?

Does information stay confidential when participating in trials?

How to enroll in a clinical trial for substance use disorder