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ClinicalTrials.gov public records Last synced May 21, 2026, 9:50 PM EDT

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

Showing 1–19 of 19 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Illicit Drug Use Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Substance Use Disorders
Interventions
Critical Dialogue, Capacity Building Project, Quality of Life Wheel, PF, LC
Behavioral
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
18 Years and older · Male only
Enrollment
602 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Dec 22, 2022 · Synced May 21, 2026, 9:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Substance Use, Binge Drinking, Marijuana Use, Alcohol Drinking, Prescription Opioid Misuse, Illicit Drug Use
Interventions
iSTART Web-app
Behavioral
Lead sponsor
California State University, Northridge
Other
Eligibility
18 Years to 30 Years
Enrollment
1,100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Northridge, California
Source: ClinicalTrials.gov public record
Updated Feb 6, 2024 · Synced May 21, 2026, 9:50 PM EDT
Active, not recruiting Not applicable Interventional
View directory record Official record
Conditions
Drug Use Disorders, Illicit Drug Use, Alcohol-Related Disorders
Interventions
Care Navigation
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years and older
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 2, 2025 · Synced May 21, 2026, 9:50 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Drugs of Abuse
Interventions
HOPE supervision, Parole-as-usual
Behavioral
Lead sponsor
Pepperdine University
Other
Eligibility
18 Years and older · Male only
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Apr 9, 2018 · Synced May 21, 2026, 9:50 PM EDT
Not listed Not applicable Interventional
View directory record Official record
Conditions
Chronic Hepatitis C, Illicit Drug Use
Interventions
Collaborative, multidisciplinary, integrated care
Other
Lead sponsor
Brian Edlin
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 29, 2012 · Synced May 21, 2026, 9:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Tobacco Use, Alcohol Abuse, Prescription Drug Abuse, Substance Use
Interventions
Screening
Other
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jan 25, 2026 · Synced May 21, 2026, 9:50 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Illicit Opioid Drug Use
Interventions
Linkage, Treatment as Usual
Behavioral · Other
Lead sponsor
Butler Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
335 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2018
U.S. locations
1
States / cities
Fall River, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 3, 2019 · Synced May 21, 2026, 9:50 PM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Substance Use, Substance Abuse, Substance-Related Disorders
Interventions
Processing of clinical notes in the EHR data collected during routine care
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 89 Years
Enrollment
64,996 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 23, 2025 · Synced May 21, 2026, 9:50 PM EDT
Completed Phase 4 Interventional Results available
View directory record Official record
Conditions
HIV-1-infection
Interventions
Bictegravir/emtricitabine/tenofovir alafenamide
Drug
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Oct 3, 2023 · Synced May 21, 2026, 9:50 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Substance Abuse, Risk Reduction, RIsky Sexual Behavior
Interventions
Handbook condition, Handbook plus condition
Behavioral
Lead sponsor
Washington State University
Other
Eligibility
17 Years to 22 Years
Enrollment
910 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Pullman, Washington
Source: ClinicalTrials.gov public record
Updated May 18, 2020 · Synced May 21, 2026, 9:50 PM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Drug Use Disorders, Illicit Drug Use, Alcohol-Related Disorders, Opioid Use Disorder
Interventions
Standard implementation, Health Coaching, Practice Facilitation
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years and older
Enrollment
18,430 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced May 21, 2026, 9:50 PM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Drug Use Disorders, Illicit Drug Use, Alcohol-Related Disorders
Interventions
Health Coaching, Practice Facilitation, Standard Implementation
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years and older
Enrollment
1,552 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 5, 2025 · Synced May 21, 2026, 9:50 PM EDT
Active, not recruiting Not applicable Interventional
View directory record Official record
Conditions
Mental Health Disorders, Substance Use Disorders
Interventions
Full MISSION, Linkage Only Delivered by a Peer Specialist
Behavioral
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years and older
Enrollment
208 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 12, 2026 · Synced May 21, 2026, 9:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Tobacco, Alcohol, Prescription Drug, and Illicit Substance Use
Interventions
Screening
Other
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Aug 20, 2019 · Synced May 21, 2026, 9:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Substance Use, Criminal Recidivism
Interventions
HOPE, Probation as Usual
Behavioral
Lead sponsor
RTI International
Other
Eligibility
18 Years to 90 Years
Enrollment
1,504 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
4
States / cities
Benton, Arkansas • Salem, Massachusetts • Oregon City, Oregon + 1 more
Source: ClinicalTrials.gov public record
Updated Dec 14, 2017 · Synced May 21, 2026, 9:50 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Opioid-use Disorder, IV Drug Usage, Overdose, Drug Addiction, Substance Use Disorders
Interventions
self-administered, e-health application
Other
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 9, 2019 · Synced May 21, 2026, 9:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Drug Abuse Illicit
Interventions
Pilot Website Evaluation Component
Other
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
212 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 25, 2015 · Synced May 21, 2026, 9:50 PM EDT
Completed Early Phase 1 Interventional Results available
View directory record Official record
Conditions
Chronic Pain
Interventions
cognitive-behavioral treatment, educational supportive group
Behavioral
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
131 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 12, 2015 · Synced May 21, 2026, 9:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
HIV, Mental Health, Illicit Substance Use, Sexually Transmitted Infections (STI)
Interventions
Level 1, Level 2, Level 3
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
12 Years to 24 Years
Enrollment
170 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
2
States / cities
Los Angeles, California • New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Dec 5, 2022 · Synced May 21, 2026, 9:50 PM EDT