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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Completed Not applicable Interventional Accepts healthy volunteers

Addressing Origins of the Opioid Epidemic by Improving Prescribing for Opioid-Naive Patients

NCT03377855
View directory record Official record
Conditions
Opioid Use, Opioid-Related Disorders, Opioid Abuse, Prescription Drug Abuse and Dependency
Interventions
Default Prescribing Change
Other
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 89 Years
Enrollment
948 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
2
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 23, 2020 · Synced Jul 22, 2026, 5:56 AM EDT
Completed Not applicable Interventional

Improving Delivery of Mental Health Services for Patients With Drug Use and Other Behavioral and Emotional Problems

NCT00787735
View directory record Official record
Conditions
Study Focusing on Integrated Versus Non-integrated Psychiatric Care in, Opioid-dependent and Methadone Treated Patients With Other Psychiatric, Diagnoses
Interventions
Counseling compliance
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 80 Years
Enrollment
380 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 5, 2017 · Synced Jul 22, 2026, 5:56 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Impact of Delta Opioid Receptor Gene (OPRD1) Variations on Treatment Outcome in African Americans

NCT02225184
View directory record Official record
Conditions
Genetic Underpinning of Substance Abuse, Polymorphism-genetic, Drug Abuse/Dependence, Opiod-Related Disorders
Interventions
Not listed
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years and older
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 2, 2019 · Synced Jul 22, 2026, 5:56 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Student Athlete Testing Using Random Notification

NCT00451854
View directory record Official record
Conditions
Drug Abuse, Alcohol Abuse, Substance Abuse
Interventions
Random, no advanced notice drug and alcohol testing
Procedure
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
13 Years to 19 Years
Enrollment
14,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2002
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jan 10, 2017 · Synced Jul 22, 2026, 5:56 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Prevention of Post Sexual Assault Stress

NCT01430624
View directory record Official record
Conditions
Drug Use, Drug Abuse, Posttraumatic Stress Disorder
Interventions
PPRS, PIRI
Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
15 Years to 90 Years · Female only
Enrollment
245 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
2
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 12, 2016 · Synced Jul 22, 2026, 5:56 AM EDT
Completed No phase listed Observational Results available

A Health System Wide Evaluation of Clinical Decision Support Tools to Improve PDMP Utilization and Patient Outcomes

NCT04918355
View directory record Official record
Conditions
Medication Abuse
Interventions
Clinical Decision Support (CDS) alerts
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
12 Years to 89 Years
Enrollment
3,635 participants
Timeline
2021 – 2023
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Sep 15, 2025 · Synced Jul 22, 2026, 5:56 AM EDT
Completed Not applicable Interventional

Impact of Personalized Feedback Alone on Substance Use Behaviors

NCT01501318
View directory record Official record
Conditions
Substance Abuse
Interventions
Personalized feedback report, Personalized feedback report plus education
Behavioral
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years to 105 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 29, 2016 · Synced Jul 22, 2026, 5:56 AM EDT
Completed Not applicable Interventional

Employment-based Reinforcement to Motivate Drug Abstinence in the Treatment of Drug Addiction. - 2

NCT00249457
View directory record Official record
Conditions
Behavior, Addictive, Cocaine Abuse, Cocaine Dependence, Heroin Dependence, Opioid Dependence
Interventions
Contingency management
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1996 – 2006
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 29, 2017 · Synced Jul 22, 2026, 5:56 AM EDT
Completed Phase 2 Interventional

Study to Evaluate the Subjective Effects of PTI-801 in Non-Physically Dependent Subjects With a History of Drug Abuse

NCT00734461
View directory record Official record
Conditions
Opioid-Related Disorders
Interventions
oxycodone and naltrexone
Drug
Lead sponsor
Pain Therapeutics
Industry
Eligibility
18 Years to 65 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 1, 2016 · Synced Jul 22, 2026, 5:56 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Home-Based Program to Help Parents of Drug Abusing Adolescents

NCT01591239
View directory record Official record
Conditions
Substance-Related Disorders, Drug Addiction, Substance Abuse
Interventions
Home-Based Intervention, Educational Group
Behavioral
Lead sponsor
Treatment Research Institute
Other
Eligibility
12 Years to 19 Years
Enrollment
286 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 27, 2023 · Synced Jul 22, 2026, 5:56 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Testing ALERT With GTO in Middle Schools

NCT05219422
View directory record Official record
Conditions
Substance Abuse
Interventions
Project ALERT, Getting to Outcomes
Behavioral
Lead sponsor
RAND
Other
Eligibility
11 Years to 70 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Jul 22, 2026, 5:56 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

An Opioid Prescribing Nudge

NCT04069403
View directory record Official record
Conditions
Opioid Use, Unspecified, Prescription Drug Abuse (Not Dependent), Prescription Drug Abuse and Dependency, Health Behavior, Benzodiazepine Abuse, Benzodiazepine Dependent
Interventions
Automated Reports on prescription patterns for their patients
Other
Lead sponsor
Duke University
Other
Eligibility
Not listed
Enrollment
427 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 29, 2020 · Synced Jul 22, 2026, 5:56 AM EDT
Completed No phase listed Observational

Effect of Functional Genetic Polymorphisms on Brain Morphology and Function

NCT01035723
View directory record Official record
Conditions
Drug Abuse
Interventions
Not listed
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 50 Years
Enrollment
221 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 15, 2019 · Synced Jul 22, 2026, 5:56 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Preventing HIV/STI in Urban Adolescents Via an mHealth Primary Care Intervention

NCT03368456
View directory record Official record
Conditions
HIV/AIDS and Infections, Drug Abuse, Adolescent Behavior, Drug Usage
Interventions
S4E, Usual Care
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
14 Years to 21 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Ypsilanti, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 30, 2022 · Synced Jul 22, 2026, 5:56 AM EDT
Completed Phase 2 Interventional Results available

Lidocaine Infusion as a Treatment for Cocaine Relapse and Craving

NCT01929343
View directory record Official record
Conditions
Cocaine Addiction
Interventions
lidocaine following cue-induced craving, lidocaine following neutral stimulus, saline
Drug
Lead sponsor
Bryon Adinoff
Other
Eligibility
25 Years to 60 Years
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Dec 30, 2020 · Synced Jul 22, 2026, 5:56 AM EDT
Completed Not applicable Interventional Results available

Study of the Effects of Motivational Enhancement Therapy on Alcohol Use in Chronic Hepatitis C Patients

NCT00596960
View directory record Official record
Conditions
Alcohol Dependence, Chronic Hepatitis C
Interventions
Motivational Enhancement Therapy (MET), Health education
Behavioral
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
139 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
2
States / cities
Minneapolis, Minnesota • Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Nov 27, 2014 · Synced Jul 22, 2026, 5:56 AM EDT
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

Cannabis Effects as a Function of Sex

NCT04385082
View directory record Official record
Conditions
Pain, Abuse, Drug
Interventions
Active Cannabis, Placebo Cannabis
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 55 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 5, 2026 · Synced Jul 22, 2026, 5:56 AM EDT
Completed Phase 2 Interventional

A Placebo-Controlled Trial of Memantine for Alcohol Dependence

NCT00246415
View directory record Official record
Conditions
Alcohol Dependence (Primary Condition), Alcohol Abuse
Interventions
Memantine
Drug
Lead sponsor
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
NIH
Eligibility
18 Years to 65 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2005
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 7, 2008 · Synced Jul 22, 2026, 5:56 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Cannabis, Schizophrenia and Reward: Self-Medication and Agonist Treatment?

NCT01964404
View directory record Official record
Conditions
Schizophrenia, Dual Diagnosis, Psychotic Disorder, Cannabis Use Disorder
Interventions
Marijuana, Dronabinol, Placebo
Drug
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years to 55 Years
Enrollment
263 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2021
U.S. locations
2
States / cities
Lebanon, New Hampshire • Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Dec 8, 2025 · Synced Jul 22, 2026, 5:56 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Physiological, Behavioral and Subjective Effects of Drugs (GHB)

NCT00058955
View directory record Official record
Conditions
Sedative Abuse
Interventions
sodium oxybate, triazolam and pentobarbital
Drug
Lead sponsor
Orphan Medical
Industry
Eligibility
18 Years to 50 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2005
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 9, 2008 · Synced Jul 22, 2026, 5:56 AM EDT
Completed No phase listed Observational

A Qualitative Study to Assess the Content Validity of the Prescription Opioid Misuse and Abuse Questionnaire

NCT02660606
View directory record Official record
Conditions
Opioid-Related Disorders, Opiate Addiction, Narcotic Abuse, Drug Abuse
Interventions
Prescription Opioid Misuse and Abuse Questionnaire (POMAQ)
Other
Lead sponsor
Member Companies of the Opioid PMR Consortium
Industry
Eligibility
18 Years and older
Enrollment
54 participants
Timeline
2015 – 2016
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 14, 2020 · Synced Jul 22, 2026, 5:56 AM EDT
Completed Not applicable Interventional

Break the Cycle: Prevention for Reducing Initiation Into Injection Drug Use

NCT03502525
View directory record Official record
Conditions
Substance Abuse, Intravenous, Prevention and Control
Interventions
Break the Cycle Intervention, Bacterial Infection Prevention
Behavioral
Lead sponsor
New York University
Other
Eligibility
18 Years and older
Enrollment
402 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 24, 2025 · Synced Jul 22, 2026, 5:56 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

n-Acetylcysteine and Cocaine

NCT02141620
View directory record Official record
Conditions
Cocaine Abuse, Cocaine Dependence
Interventions
Cocaine, n-Acetylcysteine, Placebo
Drug
Lead sponsor
University of Kentucky
Other
Eligibility
18 Years to 55 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Jan 3, 2017 · Synced Jul 22, 2026, 5:56 AM EDT