Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 25, 2026, 12:01 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 73–96 of 413 matching trials from the live ClinicalTrials.gov search.
Completed Not applicable Interventional Accepts healthy volunteers Results available

Acute and Chronic Nicotine Modulation of Reinforcement Learning

NCT01830842
Conditions
Nicotine Addiction
Interventions
Nicotine polacrilex, Placebo, satiety, abstinence
Drug · Other
Lead sponsor
Duke University
Other
Eligibility
18 Years to 55 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Durham, North Carolina
Completed Early Phase 1 Interventional Results available

Imaging the Neurochemistry of Drug Addiction With PET

NCT02817698
Conditions
Smoking, Cannabis
Interventions
cannabis
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
3
States / cities
New Haven, Connecticut
Conditions
Opioid Use Disorders
Interventions
uMAT-R mobile app with coaching component
Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 80 Years · Female only
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Nicotine Dependence
Interventions
Chantix, Zyban, Nicotine patches
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years to 65 Years · Male only
Enrollment
376 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
4
States / cities
Charlotte, North Carolina • Durham, North Carolina • Raleigh, North Carolina + 1 more
Conditions
Substance Use Disorders, Posttraumatic Stress Disorder
Interventions
Written Exposure Therapy, Neutral Topic Writing
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
West Haven, Connecticut
Completed Not applicable Interventional Accepts healthy volunteers

Alcohol and Gender Effects on Stress Circuit Function

NCT00226694
Conditions
Alcoholism, Stress, Alcohol Dependence
Interventions
Citalopram, Placebo
Drug · Other
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years to 65 Years
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2012
U.S. locations
1
States / cities
Cincinnati, Ohio
Conditions
Opioid Dependence
Interventions
BEMA Buprenorphine NX, Buprenorphine
Drug
Lead sponsor
BioDelivery Sciences International
Industry
Eligibility
18 Years to 55 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2017
U.S. locations
3
States / cities
Birmingham, Alabama • Orem, Utah • Salt Lake City, Utah
Completed Not applicable Interventional Results available

HEALing Communities Study

NCT04111939
Conditions
Opioid Use Disorder (OUD)
Interventions
Communities That HEAL, Wait-list control
Other
Lead sponsor
RTI International
Other
Eligibility
Not listed
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
4
States / cities
Lexington, Kentucky • Boston, Massachusetts • New York, New York + 1 more
Conditions
Alcohol Dependence, Bipolar Disorder, Depression, Mania, Psychosis
Interventions
Lamotrigine, Placebo
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Charleston, South Carolina
Conditions
Cocaine Dependence
Interventions
Zonisamide, Placebo, Cocaine Hydrochloride, Neurocognitive and Performance Battery, Smoking Assessments
Drug · Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years to 45 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Addiction, Addiction Disorders
Interventions
SKY Breathing Program
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Sanborn, New York
Conditions
Alcohol Use Disorder (AUD)
Interventions
Mindfulness-Based Relapse Prevention
Behavioral
Lead sponsor
University of Georgia
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
2
States / cities
Macon, Georgia • Winder, Georgia
Conditions
Substance-Related Disorders, Opioid Medication Assisted Treatment, Opioid Use Disorder, Opioid Use, Opioid Addiction, Treatment Adherence, Retention in Care
Interventions
Peer-Delivered Behavioral Activation ("Peer Activate")
Behavioral
Lead sponsor
University of Maryland, College Park
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
2
States / cities
Baltimore, Maryland • College Park, Maryland
Recruiting Not applicable Interventional Accepts healthy volunteers

Effect of Product Characteristics on the Abuse Liability of Nicotine Pouches

NCT07165808
Conditions
Nicotine Addiction
Interventions
Nicotine pouch: Low dose, Nicotine pouch: High dose, Low pH, High pH
Other
Lead sponsor
Emory University
Other
Eligibility
21 Years to 35 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Addiction
Interventions
Interviews with Stakeholders
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
3
States / cities
Boston, Massachusetts • New York, New York • Portland, Oregon
Conditions
Nicotine Dependence
Interventions
Nicotine Patch, Moclobemide
Drug
Lead sponsor
Jed E. Rose
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
3
States / cities
Charlotte, North Carolina • Durham, North Carolina • Winston-Salem, North Carolina
Conditions
Drug Addiction, Nicotine Dependence
Interventions
Nicotrol
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 55 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Cocaine-Related Disorders, Substance-Related Disorders
Interventions
quetiapine
Drug
Lead sponsor
Seattle Institute for Biomedical and Clinical Research
Other
Eligibility
18 Years to 65 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
1
States / cities
Tacoma, Washington
Conditions
Nicotine Dependence
Interventions
Varenicline, Bupropion, Nicotine patches, Placebo varenicline, Placebo bupropion, Placebo patch
Drug · Other
Lead sponsor
Duke University
Other
Eligibility
18 Years to 50 Years
Enrollment
282 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
2
States / cities
Durham, North Carolina • Raleigh, North Carolina
Conditions
Smokeless Tobacco Use
Interventions
Nicotine Lozenges, Placebo lozenge
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
2
States / cities
Rochester, Minnesota • Eugene, Oregon
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Does Oxytocin Alter Tolerance to or Motivation for Alcohol

NCT05312008
Conditions
Alcohol Use Disorder
Interventions
Intranasal oxytocin, Intranasal placebo
Drug
Lead sponsor
Indiana University
Other
Eligibility
21 Years to 60 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Indianapolis, Indiana
Completed Not applicable Interventional Results available

Substance Use Treatment and Recovery Team

NCT05086796
Conditions
Opioid-use Disorder, Opioid-Related Disorders
Interventions
Substance Use Treatment and Recovery Team (START)
Behavioral
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older
Enrollment
325 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
3
States / cities
Los Angeles, California • Springfield, Massachusetts • Albuquerque, New Mexico
Conditions
Polysubstance Addiction, Opioid Medication Assisted Treatment, Treatment Adherence, Retention in Care, Substance-Related Disorders
Interventions
Peer-Delivered Behavioral Activation ("Peer Activate")
Behavioral
Lead sponsor
University of Maryland, College Park
Other
Eligibility
18 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
4
States / cities
Washington D.C., District of Columbia • Baltimore, Maryland • College Park, Maryland + 1 more
Conditions
Sexual Addiction
Interventions
No Intervention
Other
Lead sponsor
American Foundation for Addiction Research
Other
Eligibility
18 Years and older
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
8
States / cities
Scottsdale, Arizona • Wickenburg, Arizona • Los Angeles, California + 4 more