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ClinicalTrials.gov public records Last synced Oct 29, 2026, 4:18 AM EDT

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Showing 529–552 of 711 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Behavior, Addictive Clear all
Completed Phase 3 Interventional Results available

Extended-Release Naltrexone for Opioid Relapse Prevention Following Release From Jail

NCT01180647
View directory record Official record
Conditions
Opiate Dependence
Interventions
Extended-Release Naltrexone, Motivational Enhancement Counseling
Drug · Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 60 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
2
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 7, 2016 · Synced Oct 29, 2026, 4:18 AM EDT
Completed Not applicable Interventional Results available

Treatment for Nicotine Addiction in Women

NCT02448654
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Tolcapone, Sugar Pill
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Nov 24, 2020 · Synced Oct 29, 2026, 4:18 AM EDT
Not yet recruiting Phase 4 Interventional

Impact of Daridorexant on Sleep, Daytime Alertness, and Smoking

NCT07328594
View directory record Official record
Conditions
Smoking, Nicotine, Tobacco, Addiction, Substance Use Disorders, Insomnia, Sleep
Interventions
Daridorexant 50 mg, Placebo
Drug · Other
Lead sponsor
Legacy Health System
Other
Eligibility
18 Years to 55 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jan 9, 2026 · Synced Oct 29, 2026, 4:18 AM EDT
Completed Phase 2 Interventional

Behavioral Therapy Combined With Carbidopa/Levodopa for the Treatment of Cocaine Dependence

NCT00218075
View directory record Official record
Conditions
Cocaine Abuse, Cocaine-Related Disorders
Interventions
Levodopa, Carbidopa, Clinical Management, Relapse Prevention Therapy, Contingency Management
Drug · Behavioral
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 55 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2007
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 5, 2016 · Synced Oct 29, 2026, 4:18 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Temporal Interference Methods for Addiction Treatment

NCT07210268
View directory record Official record
Conditions
Nicotine Use Disorder, Substance Use Disorders
Interventions
TI-NDBS, Sham TI-NDBS
Device
Lead sponsor
Indiana University
Other
Eligibility
21 Years to 50 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
2
States / cities
Bloomington, Indiana • Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Sep 11, 2026 · Synced Oct 29, 2026, 4:18 AM EDT
Not yet recruiting Phase 1 Interventional

Impact of Sweeteners on the Addictive Threshold of Nicotine

NCT07771725
View directory record Official record
Conditions
Smoking ( Cigarette)
Interventions
Nicotine 0.05 mg/pulse and 0.1 mg/pulse, Saline Placebo (0.5mL injection), sucralose, Sugar syrup (Placebo)
Drug · Dietary Supplement
Lead sponsor
Yale University
Other
Eligibility
21 Years to 59 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Oct 29, 2026, 4:18 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Probiotic Intervention Study

NCT06030362
View directory record Official record
Conditions
Obesity, Food Addiction
Interventions
Probiotic, Placebo
Dietary Supplement
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 50 Years
Enrollment
106 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 9, 2026 · Synced Oct 29, 2026, 4:18 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Enhancing Panic and Smoking Reduction Treatment With D-Cycloserine

NCT01944423
View directory record Official record
Conditions
Nicotine Addiction, Panic Attack
Interventions
d-cycloserine, Pill Placebo, Nicotine replacement therapy, Panic and Smoking Reduction Treatment
Drug · Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 65 Years
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated May 19, 2021 · Synced Oct 29, 2026, 4:18 AM EDT
Completed Phase 2 Interventional Results available

Hyperalgesia in Methadone-Maintained Patients: Can it be Treated?

NCT01210079
View directory record Official record
Conditions
Opioid-Induced Hyperalgesia
Interventions
Gabapentin;, Placebo
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 55 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2010
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 6, 2012 · Synced Oct 29, 2026, 4:18 AM EDT
Completed Phase 2 Interventional Results available

Varenicline vs Placebo for the Treatment of Methamphetamine Dependence

NCT01011829
View directory record Official record
Conditions
Methamphetamine Dependence, Substance Abuse, Methamphetamine Abuse
Interventions
Varenicline, Placebo
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 14, 2013 · Synced Oct 29, 2026, 4:18 AM EDT
Recruiting Not applicable Interventional

PASCAL Feasibility Study

NCT07301151
View directory record Official record
Conditions
Smoking Cessation, Smoking (Tobacco) Addiction
Interventions
chatbot, no chatbot
Other
Lead sponsor
University of Minnesota
Other
Eligibility
21 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 24, 2026 · Synced Oct 29, 2026, 4:18 AM EDT
Completed Not applicable Interventional Results available

Substance Use Treatment and Recovery Team (START)

NCT04314648
View directory record Official record
Conditions
Opioid-use Disorder, Opioid-Related Disorders, Alcohol Use Disorder, Alcohol-Related Disorders
Interventions
Substance Use Treatment and Recovery Team (START)
Behavioral
Lead sponsor
RAND
Other
Eligibility
18 Years and older
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 20, 2023 · Synced Oct 29, 2026, 4:18 AM EDT
Completed Not applicable Interventional Results available

Quetiapine for the Reduction of Cocaine Use

NCT00631748
View directory record Official record
Conditions
Cocaine Dependence, Cocaine Abuse, Cocaine Addiction, Drug Abuse, Substance Abuse
Interventions
quetiapine fumarate, Matched Placebo, Cognitive-behavioral Therapy
Drug · Behavioral
Lead sponsor
Seattle Institute for Biomedical and Clinical Research
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Tacoma, Washington
Source: ClinicalTrials.gov public record
Updated Mar 31, 2014 · Synced Oct 29, 2026, 4:18 AM EDT
Completed Not applicable Interventional Results available

E-health Implementation (Iowa)

NCT03954184
View directory record Official record
Conditions
Substance Use Disorders
Interventions
NIATx-TI with Product Training/On-line Support
Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
23,659 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
49
States / cities
Adel, Iowa • Algona, Iowa • Ames, Iowa + 44 more
Source: ClinicalTrials.gov public record
Updated Feb 7, 2025 · Synced Oct 29, 2026, 4:18 AM EDT
Recruiting Not applicable Interventional

Circuitry-Guided Smoking Cessation in Schizophrenia (UH3)

NCT05276050
View directory record Official record
Conditions
Smoking Cessation, Nicotine Addiction, Schizophrenia
Interventions
active F8-coil delivered rTMS, active H-coil delivered rTMS
Device
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
22 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 16, 2026 · Synced Oct 29, 2026, 4:18 AM EDT
Completed Phase 2Phase 3 Interventional

Treating the Partners of Drug Using Pregnant Women: Stage II

NCT00496990
View directory record Official record
Conditions
Drug Addiction
Interventions
Enhanced care, control
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 60 Years
Enrollment
158 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 5, 2013 · Synced Oct 29, 2026, 4:18 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Extinction Updating in Reconsolidation

NCT02154685
View directory record Official record
Conditions
Nicotine Addiction, Smoking Cessation
Interventions
Retrieval-Extinction, Non-Retrieval Extinction
Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
77 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Oct 2, 2015 · Synced Oct 29, 2026, 4:18 AM EDT
Completed Not applicable Interventional Results available

Mobile Continuing Care Approach for Youth

NCT01632735
View directory record Official record
Conditions
Addiction
Interventions
Mobile Continuing Care
Behavioral
Lead sponsor
Azusa Pacific University
Other
Eligibility
12 Years to 24 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Azusa, California
Source: ClinicalTrials.gov public record
Updated Aug 21, 2015 · Synced Oct 29, 2026, 4:18 AM EDT
Completed No phase listed Observational

Reward Processing in Cocaine Addiction

NCT01036074
View directory record Official record
Conditions
Drug Abuse, Cocaine Dependence
Interventions
Not listed
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 50 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 17, 2019 · Synced Oct 29, 2026, 4:18 AM EDT
Completed Phase 1 Interventional Results available

PET Imaging and Bariatric Surgery

NCT00801827
View directory record Official record
Conditions
Obesity, Morbid
Interventions
F-18 (fallypride)
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 60 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 17, 2017 · Synced Oct 29, 2026, 4:18 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Phase II: Scalable Digital Delivery of CRAFT Training for Professionals to Maximize Treatment Rates of OUD in Families

NCT06685003
View directory record Official record
Conditions
Community Reinforcement And Family Training, Family Health, Substance-Related Disorders
Interventions
Digital Tutorial overview, Digital Tutorial plus training Materials, Digital Tutorial plus training Materials plus feedback and Coaching
Behavioral
Lead sponsor
We The Village, Inc.
Other
Eligibility
18 Years and older
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 12, 2024 · Synced Oct 29, 2026, 4:18 AM EDT
Recruiting Phase 2 Interventional

MDMA for Co-occurring PTSD and OUD After Childbirth

NCT05219175
View directory record Official record
Conditions
Stress Disorders, Post-Traumatic, Opioid Use Disorder
Interventions
MDMA Assisted Therapy
Drug
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years and older · Female only
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Mar 16, 2026 · Synced Oct 29, 2026, 4:18 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

An Evaluation of the Tobacco Prevention Toolkit Healthy Futures: Alternative-to-Suspension Vaping Intervention

NCT06483412
View directory record Official record
Conditions
Tobacco Use Cessation, Addiction
Interventions
Healthy Futures: Alternative-to-Suspension Curriculum
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
14 Years to 18 Years
Enrollment
2,540 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Dec 2, 2025 · Synced Oct 29, 2026, 4:18 AM EDT
Completed Phase 1 Interventional

Modafinil - Escitalopram Study for Cocaine Dependence

NCT01601730
View directory record Official record
Conditions
Cocaine Dependence, Cocaine Abuse, Cocaine Addiction, Substance Abuse
Interventions
Modafinil and Escitalopram, Placebo, Modafinil, Escitalopram
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 55 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 18, 2012 · Synced Oct 29, 2026, 4:18 AM EDT