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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Opioid Dependency Clear all
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 Sep 25, 2026, 10:46 AM 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 25, 2026, 10:46 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

First in Humans Study of JDTic

NCT01431586
View directory record Official record
Conditions
Cocaine Dependence
Interventions
JDtic
Drug
Lead sponsor
RTI International
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated May 9, 2012 · Synced Sep 25, 2026, 10:46 AM EDT
Completed No phase listed Observational

ALK21-025: Vivitrol's Cost and Treatment Outcomes Registry

NCT01422837
View directory record Official record
Conditions
Opioid Dependence
Interventions
Not listed
Lead sponsor
Alkermes, Inc.
Industry
Eligibility
18 Years and older
Enrollment
403 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
31
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Ben Lomond, California + 26 more
Source: ClinicalTrials.gov public record
Updated Nov 15, 2018 · Synced Sep 25, 2026, 10:46 AM EDT
Completed Phase 2 Interventional Results available

Gabapentin Treatment of Benzodiazepine Abuse in Methadone Maintenance Patients

NCT00420771
View directory record Official record
Conditions
Benzodiazepine Dependence, Opioid Dependence
Interventions
Gabapentin, Placebo
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 65 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Long Island City, New York
Source: ClinicalTrials.gov public record
Updated Apr 23, 2019 · Synced Sep 25, 2026, 10:46 AM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Outcomes of Opioid Addicted Prisoners With Extended-Release Injectable Naltrexone

NCT02617628
View directory record Official record
Conditions
Opiate Dependence
Interventions
extended release naltrexone
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
146 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 27, 2021 · Synced Sep 25, 2026, 10:46 AM EDT
Completed Not applicable Interventional Results available

5HT3 Antagonists to Treat Opioid Withdrawal and to Prevent the Progression of Physical Dependence

NCT01549652
View directory record Official record
Conditions
Opioid Withdrawal, Physical Dependence
Interventions
Ondansetron, Placebo, Morphine, Naloxone 0.4 mg/70 kg, Naloxone 0.8 mg/70 kg
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 60 Years
Enrollment
133 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jan 6, 2019 · Synced Sep 25, 2026, 10:46 AM EDT
Recruiting Not applicable Interventional

Encouraging Abstinence Behavior in a Drug Epidemic: Optimizing Dynamic Incentives

NCT04927143
View directory record Official record
Conditions
Opioid-use Disorder, Cocaine Use Disorder, Opioid Use, Cocaine Use, Substance Use, Methamphetamine Abuse, Methamphetamine-dependence
Interventions
App-Based Contingency Management, Sham Control
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
2
States / cities
Oconomowoc, Wisconsin • Wauwatosa, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 11, 2026 · Synced Sep 25, 2026, 10:46 AM EDT
Completed Phase 2 Interventional

Evaluation of L-alpha-acetylmethadol (LAAM) in Methadone Patients - 5

NCT00000356
View directory record Official record
Conditions
Opioid-Related Disorders, Substance-Related Disorders
Interventions
LAAM
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
1991 – 1992
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Sep 25, 2026, 10:46 AM 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 Sep 25, 2026, 10:46 AM EDT
Completed Phase 3 Interventional Results available

Efficacy, Safety and Dose-Response Study Followed by Open-Label Study of Lofexidine Treatment of Opioid Withdrawal

NCT01863186
View directory record Official record
Conditions
Opioid Dependence, Acute Opioid Withdrawal Syndrome
Interventions
Lofexidine HCl, Placebo, Open Label Lofexidine HCL
Drug
Lead sponsor
USWM, LLC (dba US WorldMeds)
Industry
Eligibility
18 Years and older
Enrollment
603 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
18
States / cities
Clovis, California • Escondido, California • San Diego, California + 15 more
Source: ClinicalTrials.gov public record
Updated Mar 21, 2022 · Synced Sep 25, 2026, 10:46 AM EDT
Completed Not applicable Interventional

Fluoxetine to Reduce Cocaine Use in Cocaine and Opioid Addicts

NCT00142779
View directory record Official record
Conditions
Cocaine-Related Disorders, Opioid-Related Disorders
Interventions
Fluoxetine
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 60 Years
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2006
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Sep 25, 2026, 10:46 AM EDT
Terminated Not applicable Interventional Results available

Collaborative Care for Opioid Dependence And Pain Pilot Study

NCT04121546
View directory record Official record
Conditions
Opioid Dependence, Chronic Pain
Interventions
Telecare Intervention
Behavioral
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Feb 29, 2024 · Synced Sep 25, 2026, 10:46 AM EDT
Completed Phase 1 Interventional

Drug Discrimination in Methadone-Maintained Humans Study 3

NCT01068847
View directory record Official record
Conditions
Drug Dependence
Interventions
2-4 of the drugs listed below
Drug
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 65 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Mar 6, 2013 · Synced Sep 25, 2026, 10:46 AM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Measuring Acute Drug Demand in Humans

NCT05829655
View directory record Official record
Conditions
Opioid Use Disorder, Opioid Dependence
Interventions
Drug A (Blinded Drug), Drug B (Blinded Drug), Drug C (Blinded Drug), Drug D (Blinded Drug), Suvorexant (20mg/day), Placebo
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 65 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Sep 25, 2026, 10:46 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Addiction Treatment in Russia: Oral vs. Naltrexone Implant

NCT00218426
View directory record Official record
Conditions
Heroin Dependence, Opioid-Related Disorders
Interventions
naltrexone implant, oral naltrexone, oral placebo naltrexone, placebo implant
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 50 Years
Enrollment
306 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 17, 2019 · Synced Sep 25, 2026, 10:46 AM EDT
Terminated Not applicable Interventional Results available

Repetitive Transcranial Magnetic Stimulation for Opiate Use Disorder

NCT03538444
View directory record Official record
Conditions
Opiate Dependence, Chronic Pain
Interventions
Repetitive Transcranial Magnetic Stimulation, Sham rTMS
Device
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Feb 13, 2022 · Synced Sep 25, 2026, 10:46 AM EDT
Withdrawn Not applicable Interventional

Needle-X: Usability Testing of a Smartphone Application

NCT03665298
View directory record Official record
Conditions
Opioid Dependence
Interventions
Smartphone Application
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 1, 2020 · Synced Sep 25, 2026, 10:46 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Interaction of Buprenorphine With HIV Medications and Tuberculosis Medications

NCT00877591
View directory record Official record
Conditions
Opioid Dependency, HIV Infections
Interventions
Fosamprenavir/Ritonavir, Darunavir/Ritonavir, Rifampin, Rifabutin, Buprenorphine
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 5, 2014 · Synced Sep 25, 2026, 10:46 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Dexmedetomidine in the Treatment of Symptoms Of Acute Opioid Withdrawal

NCT04470050
View directory record Official record
Conditions
Opioid Withdrawal
Interventions
Dexmedetomidine, Placebo
Drug
Lead sponsor
BioXcel Therapeutics Inc
Industry
Eligibility
18 Years to 65 Years
Enrollment
225 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
3
States / cities
Miami Lakes, Florida • Marlton, New Jersey • New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Sep 25, 2026, 10:46 AM 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 Sep 25, 2026, 10:46 AM EDT
Completed No phase listed Observational

Effects of Environmental Factors on Opiate Drug Choice in Opioid Dependent Individuals.

NCT00608504
View directory record Official record
Conditions
Heroin Dependence, Opioid-Related Disorders
Interventions
Not listed
Lead sponsor
Wayne State University
Other
Eligibility
18 Years to 55 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 4, 2012 · Synced Sep 25, 2026, 10:46 AM EDT
Not listed Not applicable Interventional

Prevention of Opioid Use Disorder After Surgery

NCT04394559
View directory record Official record
Conditions
Opioid-use Disorder, Opioid Dependence, Opioid Use
Interventions
Discharge Order Sets, Pharmacist-Led Discharge Counseling and Communication, Post-discharge Pain Management Follow-up, Patient Engagement Pain Management App
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
204 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 6, 2023 · Synced Sep 25, 2026, 10:46 AM EDT
Terminated Phase 2 Interventional Results available

Efficacy of D-Cycloserine for Enhancing the Effects of CBT for Substance Use

NCT00430573
View directory record Official record
Conditions
Substance-Related Disorders
Interventions
D-cycloserine, Placebo
Drug
Lead sponsor
Boston University Charles River Campus
Other
Eligibility
18 Years to 70 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 16, 2018 · Synced Sep 25, 2026, 10:46 AM EDT