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Showing 1–24 of 1,254 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Substance Use Treatment Clear all
Completed Not applicable Interventional

Mindful Body Awareness With Medication Treatment for Opioid Use Disorder

NCT04082637
View directory record Official record
Conditions
Opioid-use Disorder
Interventions
Mindful Awareness in Body-oriented Therapy
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
303 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
5
States / cities
Bellingham, Washington • Port Angeles, Washington • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 23, 2025 · Synced Jul 23, 2026, 10:06 AM EDT
Completed No phase listed Observational

Rural MOUD Telemedicine in Primary Care Phase 1

NCT04418453
View directory record Official record
Conditions
Opioid-use Disorder
Interventions
Integration of telemedicine for MOUD in primary care
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 80 Years
Enrollment
36,762 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
7
States / cities
Cottonwood, Idaho • Grangeville, Idaho • Belfast, Maine + 4 more
Source: ClinicalTrials.gov public record
Updated May 10, 2023 · Synced Jul 23, 2026, 10:06 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Re-Connect Application for Smoking Cessation

NCT05224154
View directory record Official record
Conditions
Smoking Cessation, Acceptability of Health Care, Nicotine Dependence, Cigarettes
Interventions
Abstinent Contingent (AC) Re-Connect, Submission Contingent (SC) Re-Connect
Behavioral
Lead sponsor
Rowan University
Other
Eligibility
18 Years and older
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Glassboro, New Jersey
Source: ClinicalTrials.gov public record
Updated Feb 27, 2025 · Synced Jul 23, 2026, 10:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Combining a Smoke Ending Aid With Behavioral Treatment - 1

NCT00006151
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Behavioral Therapy
Behavioral
Lead sponsor
Peter Gariti
Other
Eligibility
21 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2002
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 2, 2015 · Synced Jul 23, 2026, 10:06 AM EDT
Not listed Early Phase 1 Interventional Accepts healthy volunteers

Nicotine and Pavlovian Bias

NCT06027723
View directory record Official record
Conditions
Nicotine Vaping, Nicotine Dependence
Interventions
Nicotine, Placebo
Drug · Other
Lead sponsor
University of Southern California
Other
Eligibility
21 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 8, 2023 · Synced Jul 23, 2026, 10:06 AM EDT
Completed Not applicable Interventional

Written Exposure in Substance Treatment

NCT06296940
View directory record Official record
Conditions
Posttraumatic Stress Disorder, Substance Use Disorders
Interventions
Written Exposure Therapy, Treatment as Usual
Behavioral
Lead sponsor
Potomac Health Foundations
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 9, 2025 · Synced Jul 23, 2026, 10:06 AM EDT
Completed Not applicable Interventional Results available

Usability Testing for the Reward-based Technology to Improve OUD Treatment

NCT05159362
View directory record Official record
Conditions
Opioid-use Disorder, Contingency Management, Medication for Opioid-use Disorder
Interventions
Software Application
Other
Lead sponsor
Q2i, LLC
Industry
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 29, 2023 · Synced Jul 23, 2026, 10:06 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

An Effectiveness Trial of Maintenance Therapy for Nicotine Dependence

NCT01047527
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Transdermal nicotine patch
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
525 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2014
U.S. locations
2
States / cities
Chicago, Illinois • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 7, 2015 · Synced Jul 23, 2026, 10:06 AM EDT
Not listed No phase listed Observational

The Use of Medicinal Cannabinoids as Adjunctive Treatment for Medically Refractory Epilepsy

NCT02523183
View directory record Official record
Conditions
Epilepsy, Unspecified, Refractory (Medically)
Interventions
Medical Cannabis
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
1 Month to 20 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 17, 2020 · Synced Jul 23, 2026, 10:06 AM EDT
Recruiting Phase 2 Interventional

Ketamine for Opioid Use Disorder

NCT06943859
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
Treatment with Ketamine, Treatment with Very Low Dose Ketamine
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 12, 2026 · Synced Jul 23, 2026, 10:06 AM EDT
Completed Phase 2 Interventional Results available

Enhancing the Effects of Adolescent Alcohol Treatment With Atomoxetine

NCT04565288
View directory record Official record
Conditions
Alcohol Use Disorder
Interventions
Atomoxetine, Placebo
Drug
Lead sponsor
Brown University
Other
Eligibility
14 Years to 20 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated May 8, 2025 · Synced Jul 23, 2026, 10:06 AM EDT
Completed Not applicable Interventional

Implementing a Pharmacist-Integrated Collaborative Model of Medication Treatment for Opioid Use Disorder

NCT05310786
View directory record Official record
Conditions
Opioid Use Disorder, Substance Use Disorders
Interventions
Pharmacist-integrated Medication Treatment for Opioid Use Disorder (PrIMO)
Other
Lead sponsor
Trustees of Dartmouth College
Other
Eligibility
18 Years and older
Enrollment
149 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
4
States / cities
Nashua, New Hampshire • Albuquerque, New Mexico • Salt Lake City, Utah + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 24, 2025 · Synced Jul 23, 2026, 10:06 AM EDT
Completed No phase listed Observational Results available

STAR*D Alcohol: Treatment of Depression Concurrent With Alcohol Abuse

NCT00369746
View directory record Official record
Conditions
Major Depressive Disorder, Alcohol Use Disorder
Interventions
citalopram
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 65 Years
Enrollment
674 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 8, 2014 · Synced Jul 23, 2026, 10:06 AM EDT
Enrolling by invitation Not applicable Interventional

Optimizing and Advancing SBIRT in Schools

NCT06206161
View directory record Official record
Conditions
Adolescent Drinking, Adolescent Substance Use, Risk Behavior, Health
Interventions
Indicated Prevention, Clinical Staff, Selective Prevention, Expanded Paraprofessional Workforce
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
14 Years to 19 Years
Enrollment
21,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 25, 2025 · Synced Jul 23, 2026, 10:06 AM EDT
Enrolling by invitation Not applicable Interventional

Senyo Health With Substance Use Disorder (SUD) in Primary Care

NCT06743282
View directory record Official record
Conditions
Substance Use Disorders, Substance Abuse
Interventions
Senyo App, Follow-up
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
2
States / cities
Scottsdale, Arizona • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 21, 2026 · Synced Jul 23, 2026, 10:06 AM EDT
Completed Phase 2 Interventional Results available

Lofexidine for Management of Opioid Withdrawal With XR-NTX Treatment

NCT04056182
View directory record Official record
Conditions
Opioid-use Disorder
Interventions
Lofexidine 0.18 MG
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 8, 2021 · Synced Jul 23, 2026, 10:06 AM EDT
Completed Not applicable Interventional

Trauma and Trauma-Focused Therapy in the University of Kentucky SMART Clinic

NCT04760418
View directory record Official record
Conditions
PTSD, Opioid-use Disorder, Substance Use Disorders
Interventions
Concurrent Treatment of PTSD and Substance Use Disorders Using Prolonged Exposure (COPE)
Behavioral
Lead sponsor
Christal L Badour
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Oct 18, 2022 · Synced Jul 23, 2026, 10:06 AM EDT
Completed Phase 2 Interventional Results available

Varenicline Treatment for Cannabis Use Disorder

NCT02892110
View directory record Official record
Conditions
Substance Use Disorder
Interventions
Varenicline, Placebo
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Dec 2, 2019 · Synced Jul 23, 2026, 10:06 AM EDT
Completed Not applicable Interventional Results available

Reducing Alcohol Use & Post-traumatic Stress Disorder (PTSD) With Cognitive Restructuring & Experiential Acceptance

NCT00760994
View directory record Official record
Conditions
Alcoholism, Stress Disorders, Post-Traumatic
Interventions
Experiential acceptance, Cognitive restructuring, No-intervention control: Nutrition information
Behavioral · Other
Lead sponsor
Seattle Institute for Biomedical and Clinical Research
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 9, 2020 · Synced Jul 23, 2026, 10:06 AM EDT
Active, not recruiting Not applicable Interventional

Socializing a Science-Based Digital Therapeutic for Substance Use Disorders

NCT05648786
View directory record Official record
Conditions
Substance Use Disorders, Substance-Related Disorders
Interventions
Laddr® plus Behavioral- Group and individual counseling, Behavioral- Group and individual counseling
Behavioral
Lead sponsor
Square2 Systems, Inc.
Industry
Eligibility
18 Years and older
Enrollment
189 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Manchester, New Hampshire
Source: ClinicalTrials.gov public record
Updated Jan 5, 2025 · Synced Jul 23, 2026, 10:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of Yoga for Substance Use Risk Factors in a School Setting

NCT01821950
View directory record Official record
Conditions
Adolescent Development
Interventions
Yoga during physical education
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
11 Years to 14 Years
Enrollment
211 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 18, 2019 · Synced Jul 23, 2026, 10:06 AM EDT
Completed Not applicable Interventional

Juvenile Justice Translational Research on Interventions for Adolescents in the Legal System

NCT02672150
View directory record Official record
Conditions
Substance Use Disorders
Interventions
Core, Enhanced
Behavioral
Lead sponsor
Chestnut Health Systems
Other
Eligibility
Not listed
Enrollment
839 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
8
States / cities
Atlanta, Georgia • Bloomington, Illinois • Lexington, Kentucky + 5 more
Source: ClinicalTrials.gov public record
Updated Jul 22, 2019 · Synced Jul 23, 2026, 10:06 AM EDT
Active, not recruiting Not applicable Interventional

Therapy and Peer Support for Patients Taking Medication for Opioid Use Disorder

NCT06359340
View directory record Official record
Conditions
Opioid-use Disorder
Interventions
Psychosocial treatment
Behavioral
Lead sponsor
Public Health Management Corporation
Other
Eligibility
18 Years and older
Enrollment
440 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 5, 2025 · Synced Jul 23, 2026, 10:06 AM EDT
Completed Not applicable Interventional Results available

Enhancing Adolescent Substance Abuse Treatment

NCT03249350
View directory record Official record
Conditions
Substance Use Disorders
Interventions
Standard Contingency Management (CM), Enhanced Contingency Management (CM+)
Behavioral
Lead sponsor
Oregon Social Learning Center
Other
Eligibility
12 Years to 18 Years
Enrollment
129 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Nov 13, 2025 · Synced Jul 23, 2026, 10:06 AM EDT