Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Jul 22, 2026, 2:05 PM EDT

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

Showing 1–24 of 595 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Addiction, Substance Clear all
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Multiple Ascending Dose Study of TMP-301 in Healthy Subjects

NCT06025396
View directory record Official record
Conditions
Cocaine Use Disorder, Substance Use Disorders, Healthy Volunteers
Interventions
Cohort 1 - TMP-301, Placebo, Cohort 2 - TMP-301, Cohort 3 - TMP-301, Cohort 4 - TMP-301
Drug
Lead sponsor
Tempero Bio, Inc.
Industry
Eligibility
18 Years to 59 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Jul 28, 2025 · Synced Jul 22, 2026, 2:05 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Methadone Maintenance for Prisoners

NCT00378079
View directory record Official record
Conditions
Heroin Addiction
Interventions
Counseling Only, Counseling + Transfer, Counseling + Methadone
Other · Drug
Lead sponsor
Friends Research Institute, Inc.
Other
Eligibility
18 Years to 65 Years · Male only
Enrollment
211 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2008
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 2, 2014 · Synced Jul 22, 2026, 2:05 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Preventing Parental Opioid and/or Methamphetamine Addiction Within DHS-Involved Families: PRE-FAIR

NCT05380440
View directory record Official record
Conditions
Opioid-Related Disorders, Stimulant-Related Disorder, Child Neglect, Mental Health Impairment
Interventions
Prevention Adaptation of Families Actively Improving Relationships (PRE-FAIR), Standard Case Management and Referral
Behavioral
Lead sponsor
Chestnut Health Systems
Other
Eligibility
16 Years to 30 Years
Enrollment
241 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Jul 22, 2026, 2:05 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Baclofen Effects in Cigarette Smokers

NCT01821560
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Baclofen, placebo
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 60 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 18, 2018 · Synced Jul 22, 2026, 2:05 PM EDT
Completed Not applicable Interventional

Bridging Active Heroin Users to Hepatitis C Treatment Using Buprenorphine - 1

NCT00249574
View directory record Official record
Conditions
Hepatitis C, Heroin Dependence
Interventions
Buprenorphine/naloxone, pegInterferon
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated Jan 15, 2017 · Synced Jul 22, 2026, 2:05 PM EDT
Completed No phase listed Observational Results available

Methadone Monitoring for Insights Into Adverse Events

NCT01191242
View directory record Official record
Conditions
Pain, Opiate Addiction
Interventions
Not listed
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
2
States / cities
Murray, Utah • Taylorsville, Utah
Source: ClinicalTrials.gov public record
Updated Mar 28, 2017 · Synced Jul 22, 2026, 2:05 PM 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 18, 2021 · Synced Jul 22, 2026, 2:05 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Abuse Liability of Reduced Nicotine Content Cigarettes in the Context of Concurrent E-Cigarette Use

NCT02870218
View directory record Official record
Conditions
Nicotine Addiction, Cigarette Smoking
Interventions
Smoking research cigarettes with e-cigarette, Nicotine discrimination thresholds
Drug
Lead sponsor
Rose Research Center, LLC
Industry
Eligibility
21 Years to 65 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
2
States / cities
Charlotte, North Carolina • Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 13, 2022 · Synced Jul 22, 2026, 2:05 PM EDT
Recruiting Not applicable Interventional

Implementation of Tobacco Cessation Programming at Community Behavioral Health Sites

NCT06837220
View directory record Official record
Conditions
Nicotine Use Disorder, Smoking Cessation, Smoking Cessation Intervention
Interventions
Enhanced Courage to Quit
Behavioral
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 26 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 6, 2026 · Synced Jul 22, 2026, 2:05 PM EDT
Recruiting Not applicable Interventional

PRoducing Outcome Measures for OTP Quality Improvement

NCT07214389
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
Quality Measures (Audit and Feedback), Quality Improvement (QI) Toolkit, External QI Facilitation
Behavioral
Lead sponsor
RTI International
Other
Eligibility
18 Years and older
Enrollment
4,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 20, 2026 · Synced Jul 22, 2026, 2:05 PM EDT
Not yet recruiting Not applicable Interventional

Combining Social Network Strategies and Routine Substance Use Screening

NCT07414459
View directory record Official record
Conditions
HIV, Substance Use Disorder (SUD)
Interventions
Substance use disorder screening, Social network intervention
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older · Male only
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced Jul 22, 2026, 2:05 PM EDT
Completed Not applicable Interventional

Stage III Community-based Efficacy Trial for Mothering From the Inside Out

NCT02955199
View directory record Official record
Conditions
Addiction, Substance Abuse Drug Chronic, Child Neglect, Child Neglect Emotional, Child Abuse, Parenting, Parent-Child Problem, Parent-Child Relations, Parent / Child Problem, Parenteral Drug Abuse, Parents
Interventions
Mothering From the Inside Out (MIO), Parent Education
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 60 Years · Female only
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 13, 2021 · Synced Jul 22, 2026, 2:05 PM EDT
Completed Phase 2 Interventional

Evaluating Alternative Aftercare Models for Ex-offenders

NCT01586689
View directory record Official record
Conditions
Drug/Substance Abuse/Addiction, Alcohol Abuse/Addiction
Interventions
Oxford House, Safe Haven, Usual aftercare
Behavioral
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years and older
Enrollment
270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2013
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Jul 22, 2026, 2:05 PM EDT
Recruiting Not applicable Interventional

Adaptive Decision Support for Addiction Treatment Master

NCT06799117
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
EMBED CDS, Nurse prompt to complete COWS, Provider Prompt, Patient facing materials, Optimized EMBED, Name of Intervention
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
1,912 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
3
States / cities
Guilford, Connecticut • New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Jul 22, 2026, 2:05 PM EDT
Completed Not applicable Interventional

Safety and Health Intervention Project

NCT02152397
View directory record Official record
Conditions
Drug Overdose, Opioid Related Disorders
Interventions
Therapist-led brief intervention (TBI)
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
139 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Waterford, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 16, 2017 · Synced Jul 22, 2026, 2:05 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effect of Medical Marijuana on Neurocognition and Escalation of Use

NCT03224468
View directory record Official record
Conditions
Pain, Insomnia, Depression, Anxiety
Interventions
Medical Marijuana
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
269 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 14, 2023 · Synced Jul 22, 2026, 2:05 PM EDT
Completed Not applicable Interventional

Neurofeedback During Naturalistic Stimuli to Reduce Craving in Heroin Addiction

NCT07344233
View directory record Official record
Conditions
Opioid Use Disorder, Substance Use Disorder, Heroin Use Disorder
Interventions
Real-time fMRI Neurofeedback, Sham Real-time fMRI Neurofeedback
Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 64 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 14, 2026 · Synced Jul 22, 2026, 2:05 PM 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 1, 2015 · Synced Jul 22, 2026, 2:05 PM EDT
Completed Not applicable Interventional

Inpatient Link to Addiction Recovery

NCT04098601
View directory record Official record
Conditions
Substance Use Disorders
Interventions
Recovery Coach Intervention
Behavioral
Lead sponsor
Prisma Health-Upstate
Other
Eligibility
18 Years and older
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Greenville, South Carolina
Source: ClinicalTrials.gov public record
Updated Nov 3, 2024 · Synced Jul 22, 2026, 2:05 PM EDT
Completed Phase 4 Interventional

Quetiapine for Cocaine Use and Cravings

NCT00232336
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 18, 2024 · Synced Jul 22, 2026, 2:05 PM EDT
Completed Phase 1 Interventional Results available

Developing a Smoking Cessation Intervention for Methadone Maintained Smokers

NCT01393392
View directory record Official record
Conditions
Nicotine Dependence, Opiate Dependence
Interventions
Intensive, tailored intervention, NJ Quitline Referral
Behavioral
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years and older
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 5, 2018 · Synced Jul 22, 2026, 2:05 PM EDT
Completed Phase 3 Interventional

Cognitive Behavioral Therapy (CBT) for Posttraumatic Stress Disorder (PTSD) in Community Addiction Treatment

NCT01457391
View directory record Official record
Conditions
Stress Disorders, Post-Traumatic, Substance-Related Disorders
Interventions
Cognitive Behavioral Therapy, Individual Addiction Counseling, Treatment-as-usual
Behavioral
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older
Enrollment
443 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
4
States / cities
Berlin Corners, Vermont • Brattleboro, Vermont • Burlington, Vermont + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 15, 2015 · Synced Jul 22, 2026, 2:05 PM EDT
Completed Not applicable Interventional Results available

QuitFast: Evaluating Transcranial Magnetic Stimulation as a Tool to Reduce Smoking Directly Following a Quit Attempt

NCT04159571
View directory record Official record
Conditions
Smoking, Smoking Cessation, Craving, Addiction, Addiction Nicotine, Nicotine Dependence, Cigarette Smoking
Interventions
Real TBS to the vmPFC, Sham cTBS to the vmPFC
Device
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated May 20, 2024 · Synced Jul 22, 2026, 2:05 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Prazosin and Naltrexone (PaN) Study for Veterans With Alcohol Use Disorders

NCT02322047
View directory record Official record
Conditions
Alcohol Use Disorder, Posttraumatic Stress Disorder (PTSD)
Interventions
Prazosin, Naltrexone, Placebo (Prazosin), Placebo (Naltrexone)
Drug
Lead sponsor
Seattle Institute for Biomedical and Clinical Research
Other
Eligibility
18 Years to 80 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 28, 2020 · Synced Jul 22, 2026, 2:05 PM EDT