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ClinicalTrials.gov public records Last synced Oct 29, 2026, 10:50 PM EDT

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Showing 673–696 of 1,475 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Narcotics Clear all
Completed No phase listed Observational Results available

Harnessing Digital Health to Understand Clinical Trajectories of Opioid Use Disorder

NCT04535583
View directory record Official record
Conditions
Opioid-use Disorder
Interventions
Not listed
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated Nov 15, 2023 · Synced Oct 29, 2026, 10:50 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Social Functioning in Opioid Use Disorder

NCT07044466
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
CBT4CBT-Buprenorphine
Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
230 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Oct 29, 2026, 10:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Study to Find Optimal Dose of Local Spinal Anesthetic (Mepivacaine) Combined With Narcotic (Fentanyl) For Knee Surgery

NCT01701102
View directory record Official record
Conditions
Arthroscopic Knee Surgery
Interventions
Mepivacaine (24 mg) plus fentanyl, Mepivacaine (27 mg) plus fentanyl, Mepivacaine (30 mg) plus fentanyl, Mepivacaine
Procedure
Lead sponsor
Hospital for Special Surgery, New York
Other
Eligibility
18 Years to 60 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 5, 2016 · Synced Oct 29, 2026, 10:50 PM EDT
Completed Not applicable Interventional Results available

Surmounting Withdrawal to Initiate Fast Treatment With Naltrexone

NCT04762537
View directory record Official record
Conditions
Opioid-use Disorder
Interventions
Standard Induction Procedure (SP), Rapid Induction Procedure (RP)
Other
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years and older
Enrollment
415 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
6
States / cities
Orlando, Florida • Rockville, Maryland • Cape Girardeau, Missouri + 3 more
Source: ClinicalTrials.gov public record
Updated Sep 18, 2023 · Synced Oct 29, 2026, 10:50 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Bone Density and Serum Testosterone in Male Methadone Maintained Patients

NCT00170339
View directory record Official record
Conditions
Opiate Dependence, Osteoporosis, Erectile Dysfunction, Hypogonadism
Interventions
Not listed
Lead sponsor
Hennepin Healthcare Research Institute
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 14, 2016 · Synced Oct 29, 2026, 10:50 PM EDT
Completed Phase 2 Interventional

Proof of Concept and Dose-ranging Study of INDV-2000 in Individuals With Moderate to Severe Opioid Use Disorder

NCT06384157
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
INDV-2000, Placebo
Drug · Other
Lead sponsor
Indivior Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
35
States / cities
Hamilton, Alabama • Phoenix, Arizona • Oceanside, California + 29 more
Source: ClinicalTrials.gov public record
Updated Dec 16, 2025 · Synced Oct 29, 2026, 10:50 PM EDT
Completed Phase 4 Interventional Results available

Rapid Initiation of Drug Treatment Engagement

NCT03908437
View directory record Official record
Conditions
Opioid-use Disorder, Overdose
Interventions
buprenorphine/naloxone
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 3, 2024 · Synced Oct 29, 2026, 10:50 PM EDT
Active, not recruiting Not applicable Interventional

Supporting Treatment Access and Recovery Through Linkage and Support

NCT05713695
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 – 2027
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Oct 29, 2026, 10:50 PM EDT
Active, not recruiting No phase listed Observational

Infectious Disease (ID) Testing OUtreach in Carceral Hubs

NCT06679751
View directory record Official record
Conditions
HIV Infections, Opioid Use Disorder
Interventions
Not listed
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Oct 29, 2026, 10:50 PM EDT
Completed Not applicable Interventional Results available

Consortium to Disseminate and Understand Implementation of Opioid Use Disorder Treatment

NCT04178551
View directory record Official record
Conditions
Opioid Medication Assisted Treatment
Interventions
Implementation Facilitation
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
Not listed
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
11
States / cities
Birmingham, Alabama • West Los Angeles, California • Aurora, Colorado + 8 more
Source: ClinicalTrials.gov public record
Updated Nov 10, 2025 · Synced Oct 29, 2026, 10:50 PM EDT
Not listed Phase 2 Interventional

Study to Determine if Pre- and Post- Operative TAP Catheters With Ropivacaine Versus Placebo Affects Anesthetic, Narcotic Dosing, and Pain Scores

NCT03149783
View directory record Official record
Conditions
Pain, Postoperative, Delirium, Anesthesia, Local
Interventions
Ropivacaine HCL, sodium chloride
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
50 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated May 27, 2021 · Synced Oct 29, 2026, 10:50 PM EDT
Not yet recruiting Phase 1 Interventional

Cannabis Effects on Opioid Self-Administration

NCT07668635
View directory record Official record
Conditions
Opioid Use Disorder, Cannabis Use
Interventions
Cannabis, Placebo Cannabis, Intranasal Opioid Agonist, Oral Opioid Agonist
Drug
Lead sponsor
Shanna Babalonis, PhD
Other
Eligibility
18 Years to 55 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Oct 14, 2026 · Synced Oct 29, 2026, 10:50 PM EDT
Recruiting Phase 3 Interventional

CARES (Comprehensive Analgesic, Recovery, and Education Support) for Surgery Trial

NCT06027099
View directory record Official record
Conditions
Chronic Pain, Back Pain, Neck Pain, Opioid Misuse
Interventions
Tizanidine, MI-Opioid Taper, Placebo, Enhanced Usual Care
Drug · Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 75 Years
Enrollment
375 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
4
States / cities
Stanford, California • Kansas City, Kansas • Boston, Massachusetts + 1 more
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Oct 29, 2026, 10:50 PM EDT
Completed No phase listed Observational Results available

Emergency Department Outcomes for Patients With Opioid Use Disorder

NCT04289363
View directory record Official record
Conditions
Opioid-use Disorder
Interventions
Clinical program implementation
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
2
States / cities
Manchester, New Hampshire • New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 6, 2023 · Synced Oct 29, 2026, 10:50 PM EDT
Completed Not applicable Interventional Results available

Life Care Specialists (LCS) With a Focus on Patient Pain Management and Prevention of Substance Misuse

NCT04154384
View directory record Official record
Conditions
Opioid Use
Interventions
Life Care Specialist (LCS) Intervention, Clinical Coordination with Referrals, Pilot Study of Pain Management Strategies
Behavioral · Other
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
333 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Nov 21, 2024 · Synced Oct 29, 2026, 10:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Subjective/Psychomotor/ Effects of Combined Alcohol & Nitrous Oxide - 16

NCT00000264
View directory record Official record
Conditions
Opioid-Related Disorders, Substance-Related Disorders
Interventions
30% Nitrous oxide, 0.35 g/Kg ethanol, 0.7 g/Kg ethanol, 0 g/Kg ethanol
Drug · Other
Lead sponsor
University of Chicago
Other
Eligibility
Not listed
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1997 – 1999
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 27, 2015 · Synced Oct 29, 2026, 10:50 PM EDT
Completed Phase 4 Interventional Results available

An Analysis of the Efficacy of a Pre-Emptive Multimodal Pain Regimen in Reducing Acute Post-Operative Pain and Narcotic Pain Medication Requirements in Spine Surgery

NCT04522206
View directory record Official record
Conditions
Pain, Postoperative, Spine Injuries and Disorders, Narcotic Use
Interventions
Pre-op Multimodal analgesia (MMA) regimen + standard post-op oxycodone
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 11, 2022 · Synced Oct 29, 2026, 10:50 PM EDT
Not yet recruiting Not applicable Interventional

Measurement-Based Care to Support Buprenorphine-Naloxone Treatment in Outpatient Addiction Clinics

NCT07839182
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
Bup-MBC
Behavioral
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 30, 2026 · Synced Oct 29, 2026, 10:50 PM EDT
Completed Phase 1 Interventional

Patient Driven Recovery With Nalmefene and Coaching

NCT03279562
View directory record Official record
Conditions
Opioid-use Disorder, Harmful; Use, Alcohol
Interventions
Nalmefene
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 22, 2021 · Synced Oct 29, 2026, 10:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Does Altering Narcotic Prescription Methods Affect Opioid Distribution Following Select Upper Extremity Surgeries?

NCT03570320
View directory record Official record
Conditions
Opioid Use
Interventions
Modification of opioid prescription method
Other
Lead sponsor
John Yanik
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Mar 24, 2020 · Synced Oct 29, 2026, 10:50 PM EDT
Not listed Not applicable Interventional

Mobile Psychosocial Interventions for MMT Clients

NCT01632982
View directory record Official record
Conditions
Opioid Abuse, Substance Abuse
Interventions
standard treatment, MTS (Mobile Therapeutic System), mobile control
Behavioral
Lead sponsor
National Development and Research Institutes, Inc.
Other
Eligibility
18 Years and older
Enrollment
219 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Long Island City, New York
Source: ClinicalTrials.gov public record
Updated Sep 14, 2017 · Synced Oct 29, 2026, 10:50 PM EDT
Completed Phase 2 Interventional

Addition of Naltrexone to Methadone Taper

NCT00135759
View directory record Official record
Conditions
Heroin Dependence, Opioid-Related Disorders, Substance-Related Disorders
Interventions
naltrexone, Placebo comparator
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 65 Years
Enrollment
174 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 12, 2017 · Synced Oct 29, 2026, 10:50 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A118G SNP and OPRM1 Gene Opioid-Mediated Effects in Humans

NCT02360371
View directory record Official record
Conditions
Opioid Sensitivity, Individual Difference, Abuse Opioids
Interventions
Within-subject test of blinded study medication
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2021
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 27, 2025 · Synced Oct 29, 2026, 10:50 PM EDT
Completed No phase listed Observational

A Novel Usage of Transdermal Scopolamine in Reducing Narcotic Usage in Outpatient Hand Surgery

NCT04008264
View directory record Official record
Conditions
Post Operative Pain Management
Interventions
Scopolamine Patch (Transderm V)
Drug
Lead sponsor
Alexander M Spiess, MD
Other
Eligibility
18 Years to 55 Years
Enrollment
74 participants
Timeline
2019 – 2022
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 8, 2022 · Synced Oct 29, 2026, 10:50 PM EDT