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Showing 1–24 of 181 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Narcotic Abuse Clear all
Completed Not applicable Interventional Results available

A Patient-Centered Intervention to Improve Opioid Safety

NCT02791399
View directory record Official record
Conditions
Opioid Safety, Prescription Opioid Misuse, Chronic Pain
Interventions
ISOP Intervention with the Nurse Care Manager
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
286 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jul 26, 2023 · Synced Sep 10, 2026, 5:28 PM EDT
Recruiting Not applicable Interventional

The MOUD Plus Pilot: Counseling and Peer Support to Support Retention for Medically Complex Patients With Opioid Use Disorder Seen In Primary Care

NCT06837662
View directory record Official record
Conditions
Opioid Dependence, Substance Abuse Disorders, Complex Medical Patients, Primary Care Patients With Chronic Conditions
Interventions
MOUD "Plus" Intervention (treatment as usual + coordinated counseling and referral to community based peer), Treatment As Usual (primary care with low threshold MOUD prescribing)
Behavioral
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Feb 24, 2026 · Synced Sep 10, 2026, 5:28 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Memantine-enhanced Buprenorphine Treatment for Opioid-dependent Young Adults

NCT01052662
View directory record Official record
Conditions
Opioid Dependence
Interventions
Memantine, Placebo
Drug
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years to 25 Years
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 31, 2015 · Synced Sep 10, 2026, 5:28 PM EDT
Recruiting Phase 2 Interventional

Opioid/Benzodiazepine Polydrug Abuse: Aim 3

NCT05006079
View directory record Official record
Conditions
Opioid Abuse, Benzodiazepine Abuse, Polysubstance Abuse
Interventions
Morphine, Alprazolam, Placebo
Drug
Lead sponsor
Wayne State University
Other
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 29, 2025 · Synced Sep 10, 2026, 5:28 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Clinician Practice Companion to Address Youth Substance Use

NCT07725289
View directory record Official record
Conditions
Substance Use, Substance-Related Disorders, Adolescent Substance Use, Cannabis Use, Opioid Use Disorder, Drug Overdose, Overdose Prevention, Co-occurring Mental Health Conditions
Interventions
Practice Companion
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
14 Years to 24 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2027 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 8, 2026 · Synced Sep 10, 2026, 5:28 PM EDT
Completed Phase 2 Interventional

Treatment Efficacy for Drug Abuse and AIDS Prevention - 2

NCT00000211
View directory record Official record
Conditions
Cocaine-Related Disorders, Heroin Dependence
Interventions
Buprenorphine
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
26 Years to 41 Years · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
1989 – 1996
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Sep 10, 2026, 5:28 PM EDT
Not listed No phase listed Observational

Substance Abuse Pre-Treatment Screening Study

NCT00439049
View directory record Official record
Conditions
Cocaine Abuse, Cocaine Dependence, Opiate Dependence, Alcohol Dependence, Substance Abuse
Interventions
modafinil, d-amphetamine, L-Dopa, Naltrexone
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 60 Years
Enrollment
7,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 19, 2023 · Synced Sep 10, 2026, 5:28 PM 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 Sep 10, 2026, 5:28 PM EDT
Active, not recruiting Not applicable Interventional

Neuromodulation and Cognitive Training in Opioid Use Disorder

NCT03773523
View directory record Official record
Conditions
Opioid-use Disorder, Opioid Dependence, Opioid Abuse
Interventions
Transcranial Direct Current Stimulation (tDCS)
Device
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 60 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Sep 10, 2026, 5:28 PM EDT
Withdrawn Phase 1 Interventional Accepts healthy volunteers

A Comparison of Plasma Concentrations of Hydrocodone and Acetaminophen After Administration of a New and a Marketed Tablet Formulation Under Fasted and Fed Conditions in Healthy Adults

NCT03137017
View directory record Official record
Conditions
Opioid-Related Disorders, Pain, Acute, Pain, Postoperative
Interventions
Norco 5Mg-325Mg Tablet, GRT7014 - Abuse Deterrent Tablet
Drug
Lead sponsor
Grünenthal GmbH
Industry
Eligibility
18 Years to 55 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Lenexa, Kansas
Source: ClinicalTrials.gov public record
Updated Jul 20, 2017 · Synced Sep 10, 2026, 5:28 PM EDT
Completed Phase 3 Interventional Results available

Non-Invasive Vagal Nerve Stimulation in Opioid Use Disorders

NCT04556552
View directory record Official record
Conditions
Substance-Related Disorders, Substance Use Disorders, Substance Abuse, Intravenous, Substance Withdrawal, Substance Abuse, Opioid-use Disorder, Opioid Use Disorder, Severe, Opioid Use
Interventions
Non invasive VN stimulation (nVNS), Oxygen (15-O) Water, Sham Stimulation
Device · Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 12, 2023 · Synced Sep 10, 2026, 5:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Assessing Opioid Care Practices Using CPV Patient Simulation Modules

NCT04080037
View directory record Official record
Conditions
Pain, Pain, Acute, Pain, Chronic, Pain, Neuropathic, Opioid-use Disorder, Opioid Abuse and Addiction, Opioid Withdrawal
Interventions
Quality IQ Patient Simulations
Other
Lead sponsor
Qure Healthcare, LLC
Industry
Eligibility
Not listed
Enrollment
220 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Feb 9, 2020 · Synced Sep 10, 2026, 5:28 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Management of Postoperative Pain After Cesarean Delivery Using Bridge Auricular Percutaneous Nerve Field Stimulator

NCT06434714
View directory record Official record
Conditions
Post-operative Pain, Acute, Cesarean Section, Opioid Use Disorder, Opioids; Harmful Use
Interventions
Auricular percutaneous nerve field stimulator, Sham auricular percutaneous nerve field stimulator
Device
Lead sponsor
Inova Health Care Services
Other
Eligibility
18 Years to 55 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Falls Church, Virginia
Source: ClinicalTrials.gov public record
Updated Feb 2, 2025 · Synced Sep 10, 2026, 5:28 PM EDT
Recruiting Not applicable Interventional

Rural Expanded Access to OUD Care & Linkage Using Toxicologists for Telehealth Initiated Treatment

NCT05711056
View directory record Official record
Conditions
Opioid Use, Opioid Abuse
Interventions
Sociobehavioral Intervention
Behavioral
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
480 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Oct 19, 2025 · Synced Sep 10, 2026, 5:28 PM EDT
Completed Phase 1 Interventional Results available

Drug Interaction and Subjective Effects of Compounds for Opioid Use Disorder

NCT03143855
View directory record Official record
Conditions
Opioid Abuse, Opioid Dependence, Opioid-Related Disorders, Opioid Use
Interventions
Lorcaserin, Placebo
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 65 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Nov 11, 2020 · Synced Sep 10, 2026, 5:28 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Effects of Pioglitazone, a PPARgamma Receptor Agonist, on the Abuse Liability of Oxycodone

NCT01395784
View directory record Official record
Conditions
Opioid Abuse
Interventions
pioglitazone
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 45 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 22, 2016 · Synced Sep 10, 2026, 5:28 PM EDT
Terminated Phase 4 Interventional Results available

A Study of Loco-Regional Liposomal Bupivacaine Injection

NCT05992896
View directory record Official record
Conditions
Peripheral Arterial Disease
Interventions
Bupivacaine liposome, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Eau Claire, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 28, 2026 · Synced Sep 10, 2026, 5:28 PM EDT
Not yet recruiting Phase 1 Interventional

Cannabis and Opioid Use Disorder, Study 2

NCT07661446
View directory record Official record
Conditions
Opioid Use Disorders, Cannabis Use
Interventions
Inhaled Cannabis, Intranasal Opioid
Drug
Lead sponsor
University of Kentucky
Other
Eligibility
18 Years to 55 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Sep 10, 2026, 5:28 PM EDT
Completed No phase listed Observational

Starting Treatment With Agonist Replacement Therapies Follow-up Study

NCT01592461
View directory record Official record
Conditions
Opioid Dependence
Interventions
Not listed
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
877 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
8
States / cities
Los Angeles, California • Sacramento, California • San Francisco, California + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 7, 2016 · Synced Sep 10, 2026, 5:28 PM EDT
Completed Not applicable Interventional Results available

PRescribing INterventions for Chronic Pain Via the Electronic Health Record Study - Current Opioid-User Population

NCT04601480
View directory record Official record
Conditions
Opioid-use Disorder, Opioid Use, Opioid Abuse
Interventions
Choice Architecture Nudge, PMP Integration & Nudge
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
Not listed
Enrollment
309 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 29, 2025 · Synced Sep 10, 2026, 5:28 PM EDT
Completed Phase 3 Interventional Results available

Medication Treatment for Opioid Use Disorder in Expectant Mothers

NCT03918850
View directory record Official record
Conditions
Opioid-Related Disorders, Drug Addiction, Pregnancy Related, Substance Abuse, Drug Abuse, Neonatal Abstinence Syndrome, Neonatal Opioid Withdrawal Syndrome, Drug Abuse in Pregnancy
Interventions
Buprenorphine Injection, Buprenorphine Sublingual Product
Drug
Lead sponsor
T. John Winhusen, PhD
Other
Eligibility
18 Years to 41 Years · Female only
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
12
States / cities
Jacksonville, Florida • Boston, Massachusetts • Albuquerque, New Mexico + 8 more
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Sep 10, 2026, 5:28 PM EDT
Completed No phase listed Observational

The CORE Buprenorphine Project - An HIV Primary Care Program Demonstration

NCT00227357
View directory record Official record
Conditions
HIV Infections, AIDS, Opiate Dependence, Post-Traumatic Stress Disorders
Interventions
On-site - buprenorphine/naloxone (Suboxone), Off-site - methadone or no agonist
Drug
Lead sponsor
Ruth M. Rothstein CORE Center
Other
Eligibility
18 Years and older
Enrollment
101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 6, 2010 · Synced Sep 10, 2026, 5:28 PM EDT
Withdrawn Phase 1 Interventional Accepts healthy volunteers

A Comparison of Plasma Concentrations of Hydrocodone and Acetaminophen After Administration of Different Amounts of Tablets of a New and a Marketed Tablet Formulation in Healthy Adults

NCT03137030
View directory record Official record
Conditions
Opioid-Related Disorders, Pain, Acute, Pain, Postoperative
Interventions
GRT7014 - Abuse Deterrend Tablet, Norco 5Mg-325Mg Tablet
Drug
Lead sponsor
Grünenthal GmbH
Industry
Eligibility
18 Years to 55 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Lenexa, Kansas
Source: ClinicalTrials.gov public record
Updated Jul 20, 2017 · Synced Sep 10, 2026, 5:28 PM EDT
Completed No phase listed Observational

Medication Treatment for Opioid Use Disorder in Expectant Mothers: Conceptual Model Assessments Sub-study

NCT03911466
View directory record Official record
Conditions
Opioid-Related Disorders, Drug Addiction, Pregnancy Related, Substance Abuse, Drug Abuse, Neonatal Abstinence Syndrome, Neonatal Opioid Withdrawal Syndrome, Drug Abuse in Pregnancy
Interventions
Buprenorphine Injection, Buprenorphine Sublingual Product
Drug
Lead sponsor
T. John Winhusen, PhD
Other
Eligibility
18 Years to 41 Years · Female only
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
12
States / cities
Jacksonville, Florida • Boston, Massachusetts • Albuquerque, New Mexico + 8 more
Source: ClinicalTrials.gov public record
Updated Mar 15, 2026 · Synced Sep 10, 2026, 5:28 PM EDT