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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Addiction Clear all
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Neuromodulation of Trauma Memories in PTSD & Alcohol Dependence

NCT01055171
View directory record Official record
Conditions
Alcohol Dependence, PTSD
Interventions
Propranolol, Placebo
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 100 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Mar 7, 2016 · Synced Jun 7, 2026, 1:30 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Study to Evaluate the Likeability, Safety, and Abuse Potential of NRP 104 in Adults With Histories of Stimulant Abuse

NCT00248092
View directory record Official record
Conditions
Attention Deficit Disorder With Hyperactivity, Amphetamine-Related Disorders, Substance-Related Disorders
Interventions
NRP104
Drug
Lead sponsor
New River Pharmaceuticals
Industry
Eligibility
18 Years to 55 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 4, 2007 · Synced Jun 7, 2026, 1:30 PM EDT
Completed Not applicable Interventional Results available

Life Care Specialists (LCS) With a Focus on Patient Pain Management and Prevention of Substance Misuse

NCT04154384
View directory record Official record
Conditions
Opioid Use
Interventions
Life Care Specialist (LCS) Intervention, Clinical Coordination with Referrals, Pilot Study of Pain Management Strategies
Behavioral · Other
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
333 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Nov 20, 2024 · Synced Jun 7, 2026, 1:30 PM EDT
Completed Phase 1Phase 2 Interventional

Phase Ib/2a Drug-drug Interaction Study of a Combination of 45mg Dextromethorphan With 105 mg Bupropion

NCT05976646
View directory record Official record
Conditions
Addiction, Opioid Use, Substance Use Disorders, Opioid Use Disorder
Interventions
Placebo, Auvelity
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 65 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Jun 7, 2026, 1:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Acute and Chronic Nicotine Modulation of Reinforcement Learning

NCT01830842
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 18, 2017 · Synced Jun 7, 2026, 1:30 PM EDT
Completed Not applicable Interventional Results available

Cognitive Enhancement as a Target for Cocaine Pharmacotherapy

NCT01531153
View directory record Official record
Conditions
Addiction
Interventions
Galantamine, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 60 Years
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Oct 25, 2018 · Synced Jun 7, 2026, 1:30 PM EDT
Completed Phase 4 Interventional Results available

A Pilot Study of Treating HCV at a Psychiatrist-staffed Outpatient Addiction Clinic

NCT03235154
View directory record Official record
Conditions
Hepatitis C, Chronic, Hepatitis C, Opiate Dependence
Interventions
sofosbuvir/velpatasvir
Drug
Lead sponsor
Community Research Initiative of New England
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Somerville, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 12, 2021 · Synced Jun 7, 2026, 1:30 PM EDT
Completed Phase 1 Interventional

Safety Study of Intravenous 6β-Naltrexol (AIKO-150) in Opioid-Dependent Subjects

NCT00829777
View directory record Official record
Conditions
Opiate Addiction
Interventions
6β-Naltrexol escalating doses from 0.05-0.5 mg IV
Drug
Lead sponsor
California Pacific Medical Center Research Institute
Other
Eligibility
21 Years to 45 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 15, 2009 · Synced Jun 7, 2026, 1:30 PM EDT
Completed Phase 2 Interventional Results available

Treatment of Cocaine Dependence With Lisdexamfetamine

NCT00958282
View directory record Official record
Conditions
Cocaine Dependence
Interventions
lisdexamfetamine/Behavior Therapy, placebo
Drug · Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 16, 2015 · Synced Jun 7, 2026, 1:30 PM EDT
Completed Not applicable Interventional

Group Activities to Support Addiction Recovery

NCT07071883
View directory record Official record
Conditions
Addiction, Substance Use Disorders (SUD)
Interventions
Holotropic breathwork, Multiple modality
Behavioral
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced Jun 7, 2026, 1:30 PM EDT
Completed Not applicable Interventional Results available

Circuitry-Guided Smoking Cessation in Schizophrenia

NCT03281629
View directory record Official record
Conditions
Smoking Cessation, Nicotine Addiction, Schizophrenia
Interventions
Active TMS stimulation, Sham TMS stimulation
Device
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 60 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 17, 2023 · Synced Jun 7, 2026, 1:30 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Non-Invasive Deep Brain Neuromodulation for Smoking Cessation

NCT07298902
View directory record Official record
Conditions
Nicotine Addiction
Interventions
Low intensity focused ultrasound with active stimulations, low intensity focused ultrasound with sham stimulations
Device
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
20 Years to 60 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 10, 2026 · Synced Jun 7, 2026, 1:30 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Electronic Cigarettes as a Harm Reduction Strategy in Individuals With Substance Use Disorder

NCT04063267
View directory record Official record
Conditions
Cigarette Smoking, Addiction, E Cig Use
Interventions
E cigarettes, Nicotine Replacement Therapy
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 19, 2024 · Synced Jun 7, 2026, 1:30 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Twitter-enabled Mobile Messaging for Smoking Relapse Prevention (Tweet2Quit)

NCT02823028
View directory record Official record
Conditions
Smoking Cessation
Interventions
NRT, Web Guide, Tweet2Quit
Drug · Behavioral
Lead sponsor
University of California, Irvine
Other
Eligibility
21 Years to 59 Years
Enrollment
980 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
2
States / cities
Irvine, California • Stanford, California
Source: ClinicalTrials.gov public record
Updated Nov 20, 2024 · Synced Jun 7, 2026, 1:30 PM EDT
Completed No phase listed Observational

Targeting Effective Analgesia in Clinics for HIV - Patient Cohort

NCT02525731
View directory record Official record
Conditions
HIV Infection, Pain, Drug Dependence
Interventions
Not listed
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
2
States / cities
Atlanta, Georgia • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 19, 2018 · Synced Jun 7, 2026, 1:30 PM EDT
Completed Not applicable Interventional

Computer-Based Alcohol Use Disorder Recovery System

NCT01003119
View directory record Official record
Conditions
Alcohol Dependence
Interventions
Addiction CHESS
Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
2
States / cities
Peoria, Illinois • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 3, 2016 · Synced Jun 7, 2026, 1:30 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Injectable Extended-Release Buprenorphine (XR-B) in a Correctional Setting: Qualitative Interviews

NCT06354465
View directory record Official record
Conditions
Opioid Use Disorder, Criminal Justice, Treatment Adherence and Compliance
Interventions
Not listed
Lead sponsor
Lifespan
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Cranston, Rhode Island
Source: ClinicalTrials.gov public record
Updated Apr 8, 2024 · Synced Jun 7, 2026, 1:30 PM 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 4, 2016 · Synced Jun 7, 2026, 1:30 PM EDT
Withdrawn Phase 2Phase 3 Interventional

Pharmacogenetic Treatments for Alcoholism

NCT01591291
View directory record Official record
Conditions
Alcoholism
Interventions
Ondansetron + Brief Behavioral Enhancement Treatment, Placebo + Brief Behavioral Enhancement Treatment
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2018
U.S. locations
2
States / cities
Charlottesville, Virginia • Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 19, 2023 · Synced Jun 7, 2026, 1:30 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effect of Product Characteristics on the Abuse Liability of Nicotine Pouches

NCT07165808
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 26, 2026 · Synced Jun 7, 2026, 1:30 PM EDT
Completed Not applicable Interventional Results available

Neural Mechanisms Associated With Risk of Smoking Relapse

NCT02837510
View directory record Official record
Conditions
Nicotine Addiction
Interventions
Standard smoking cessation counseling
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 65 Years
Enrollment
119 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 4, 2025 · Synced Jun 7, 2026, 1:30 PM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers

Duloxetine Impact on Postoperative Pain Control and Outcomes

NCT05611749
View directory record Official record
Conditions
Acute Post-operative Pain, Chronic Post Operative Pain, Narcotic Use, Opioid Use, Opioid Addiction
Interventions
Duloxetine 60 MG, Placebo
Drug · Other
Lead sponsor
Scripps Health
Other
Eligibility
24 Years to 99 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated May 3, 2025 · Synced Jun 7, 2026, 1:30 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Do Flavors Increase the Addiction Potential of Nicotine?

NCT04696380
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Nicotine, JUUL e-cigarette
Drug · Device
Lead sponsor
University of Vermont
Other
Eligibility
21 Years and older
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Mar 21, 2022 · Synced Jun 7, 2026, 1:30 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Clinical Neurobiology of Serotonin and Addiction

NCT00732901
View directory record Official record
Conditions
Cocaine Dependence
Interventions
Escitalopram, Placebo
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 55 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 7, 2019 · Synced Jun 7, 2026, 1:30 PM EDT