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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Dependence Clear all
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Smoking Cessation Treatment for Adult Women

NCT01422239
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Tailored treatment, Standard Treatment
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 64 Years · Female only
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 19, 2020 · Synced Jun 25, 2026, 7:14 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Epi-Genetic Modulators of Fear Extinction in Alcohol Dependence

NCT02438969
View directory record Official record
Conditions
Fear, Stress, Alcohol Dependence
Interventions
Not listed
Lead sponsor
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
NIH
Eligibility
21 Years to 65 Years
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2022
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 16, 2026 · Synced Jun 25, 2026, 7:14 PM EDT
Completed Phase 4 Interventional Results available

Multi-Center, Open-Label, 24-Week Study of OX219 Safety and Efficacy for Maintenance Treatment of Opioid Dependence

NCT01903005
View directory record Official record
Conditions
Opioid Dependence, on Agonist Therapy
Interventions
Higher bioavailability BNX sublingual tablets
Drug
Lead sponsor
Orexo AB
Industry
Eligibility
18 Years to 65 Years
Enrollment
668 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
28
States / cities
Jefferson County, Alabama • Marion County, Alabama • Winston County, Alabama + 25 more
Source: ClinicalTrials.gov public record
Updated Oct 27, 2015 · Synced Jun 25, 2026, 7:14 PM EDT
Terminated Phase 2 Interventional Results available

Safety and Efficacy Study of Vigabatrin to Treat Methamphetamine Dependence

NCT00730522
View directory record Official record
Conditions
Methamphetamine Dependence
Interventions
CPP-109 vigabatrin, Matching Placebo
Drug
Lead sponsor
Catalyst Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
8
States / cities
Oceanside, California • San Diego, California • San Francisco, California + 5 more
Source: ClinicalTrials.gov public record
Updated Dec 8, 2020 · Synced Jun 25, 2026, 7:14 PM EDT
Completed Phase 4 Interventional

Determine the Safety of a Sublingual Tablet Formulation of Buprenorphine and Naloxone by Extending the Combination Tablet Availability to Physicians in Office-Based Practice

NCT00007527
View directory record Official record
Conditions
Opiate Dependence
Interventions
naloxone, buprenorphine
Drug
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
15 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2002
U.S. locations
2
States / cities
New York, New York • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 20, 2009 · Synced Jun 25, 2026, 7:14 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Progesterone and Brain Imaging Study

NCT01954966
View directory record Official record
Conditions
Nicotine Dependence, Nicotine Withdrawal
Interventions
Progesterone, Placebo
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 50 Years
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 4, 2022 · Synced Jun 25, 2026, 7:14 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effects of Nicotine in Tobacco Smokers

NCT03651869
View directory record Official record
Conditions
Smoking, Tobacco, Smoking (Tobacco) Addiction
Interventions
Cigarette 1, Cigarette 2, Patch 1, Patch 2
Drug
Lead sponsor
University of Southern California
Other
Eligibility
21 Years and older
Enrollment
221 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 12, 2023 · Synced Jun 25, 2026, 7:14 PM EDT
Completed Not applicable Interventional

Mindfulness Based Relapse Prevention for Stimulant Users

NCT01094223
View directory record Official record
Conditions
Stimulant Dependence
Interventions
Mindfulness Based Relapse Prevention, Health Education
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 59 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 28, 2022 · Synced Jun 25, 2026, 7:14 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

IV Nicotine Induced Changes in Hormone Function, Mood States and Behavior

NCT01589055
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Intravenous Nicotine
Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 40 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2015
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 16, 2024 · Synced Jun 25, 2026, 7:14 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

BREATHE Free: a Pilot Feasibility Trial

NCT06862050
View directory record Official record
Conditions
Smoking Cessation; Tobacco Dependence, E-Cig Use, Nicotine Dependence, Other Tobacco Product
Interventions
BREATHE Free Curriculum
Behavioral
Lead sponsor
Augusta University
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Augusta, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 5, 2025 · Synced Jun 25, 2026, 7:14 PM EDT
Completed Phase 1 Interventional

Effect of Clonidine on Responses to Imagery Scripts

NCT00318760
View directory record Official record
Conditions
Cocaine Abuse, Heroin Abuse
Interventions
Clonidine, Placebo
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 55 Years
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 4, 2018 · Synced Jun 25, 2026, 7:14 PM EDT
Withdrawn Phase 4 Interventional

Safety of Acamprosate for Alcohol Dependence in the Elderly: An Open-Label Study (SAFADIE)

NCT00655967
View directory record Official record
Conditions
Alcohol Dependence
Interventions
Acamprosate (Campral), Acamprosate
Drug
Lead sponsor
University of New Mexico
Other
Eligibility
60 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Jul 31, 2023 · Synced Jun 25, 2026, 7:14 PM EDT
Completed Early Phase 1 Interventional

A Novel Anti-Obesity Drug Combination as a Pharmacotherapy for Cocaine Dependence

NCT01739192
View directory record Official record
Conditions
Cocaine Use Disorders
Interventions
Bupropion
Drug
Lead sponsor
Craig Rush
Other
Eligibility
18 Years to 55 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Jun 25, 2018 · Synced Jun 25, 2026, 7:14 PM EDT
Withdrawn Phase 2 Interventional

Neurobiology of Opioid Dependence: 1 - 1

NCT00000192
View directory record Official record
Conditions
Opioid-Related Disorders
Interventions
Lamotrigine
Drug
Lead sponsor
Yale University
Other
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
1993 – 1998
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 6, 2015 · Synced Jun 25, 2026, 7:14 PM EDT
Recruiting Phase 1 Interventional

Psilocybin-assisted Treatment for Cannabis Use Disorder

NCT06660381
View directory record Official record
Conditions
Cannabis Use Disorder
Interventions
Psilocybin
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 17, 2026 · Synced Jun 25, 2026, 7:14 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

E-cigarettes, Nicotine Inhaler, and Blood Vessel Function

NCT03072628
View directory record Official record
Conditions
Nicotine Dependence
Interventions
e-cig with nicotine, e-cig without nicotine, nicotine inhaler, sham control
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 45 Years
Enrollment
148 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 3, 2023 · Synced Jun 25, 2026, 7:14 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study of Brain Receptor Occupancy in Healthy Subjects

NCT01232439
View directory record Official record
Conditions
Alcohol Dependence
Interventions
opioid receptor kappa antagonist
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 65 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated May 8, 2011 · Synced Jun 25, 2026, 7:14 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Brain Imaging of Cannabinoid Receptors

NCT03204305
View directory record Official record
Conditions
Cannabis Use Disorder, Cannabis Dependence, Continuous
Interventions
11C-OMAR, Cannabis
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 20, 2023 · Synced Jun 25, 2026, 7:14 PM EDT
Terminated Phase 4 Interventional Results available

Varenicline For Nicotine Vaping Cessation In Non Smoker Vaper Adolescents

NCT04602494
View directory record Official record
Conditions
Vaping, Nicotine Dependence
Interventions
Varenicline, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 25 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 3, 2024 · Synced Jun 25, 2026, 7:14 PM EDT
Completed Phase 2 Interventional

Peritransplant Deoxyspergualin in Islet Transplantation in Type 1 Diabetes

NCT00434850
View directory record Official record
Conditions
Diabetes Mellitus, Type 1
Interventions
Allogeneic Pancreatic Islet Cells, Deoxyspergualin, Antithymocyte globulin, Daclizumab or basiliximab, Sirolimus, Tacrolimus, Etanercept
Biological · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 65 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2013
U.S. locations
3
States / cities
San Francisco, California • Chicago, Illinois • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 15, 2016 · Synced Jun 25, 2026, 7:14 PM EDT
Recruiting Phase 2Phase 3 Interventional

A Study Of Vagal Nerve Stimulation In Conjunction With NRT For Smoking Cessation

NCT07487818
View directory record Official record
Conditions
Smoking Cessation
Interventions
Non-invasive vagus nerve stimulator plus nicotine replacement patches, nicotine replacement patches
Combination Product · Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Jun 25, 2026, 7:14 PM EDT
Terminated Phase 2Phase 3 Interventional Results available

Combination of Dronabinol and Clonidine for Cannabis Dependence in Patients With Schizophrenia

NCT01598896
View directory record Official record
Conditions
Cannabis Dependence, Marijuana Dependence
Interventions
Dronabinol, Clonidine, Placebo
Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 45 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 28, 2018 · Synced Jun 25, 2026, 7:14 PM EDT
Terminated Not applicable Interventional

Incentives to Promote Smoking Cessation in Low SES Women

NCT03173274
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Brief Motivational Intervention, Contingency Management, Non-Contingent Reinforcement
Behavioral
Lead sponsor
Brown University
Other
Eligibility
18 Years and older · Female only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Mar 3, 2019 · Synced Jun 25, 2026, 7:14 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Translational Neuropsychopharmacology Research of Nicotine Addiction

NCT02723162
View directory record Official record
Conditions
Nicotine Dependence, Cigarettes
Interventions
Varenicline (VRN), N-Acetylcysteine (NAC), Placebo
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 55 Years
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Aug 17, 2022 · Synced Jun 25, 2026, 7:14 PM EDT