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ClinicalTrials.gov public records Last synced Oct 26, 2026, 4:15 AM EDT

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

Showing 601–624 of 2,682 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: OPIOID Clear all
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Effect of Nalbuphine and Naloxone on Experimentally Induced Skin Sensitivity

NCT00947284
View directory record Official record
Conditions
Healthy
Interventions
nalbuphine plus naloxone, nalbuphine plus saline, naloxone plus saline
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 40 Years
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 20, 2016 · Synced Oct 26, 2026, 4:15 AM EDT
Completed No phase listed Observational

TEMporal PostOperative Pain Signatures

NCT02407743
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Surgical patients' clinical progression, Genetic markers
Behavioral · Genetic
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
428 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 19, 2021 · Synced Oct 26, 2026, 4:15 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Buprenorphine Accumulation and Description of Its Metabolites During Co-Medication of Buprenorphine Transdermal System (BTDS) and Ketoconazole

NCT01259115
View directory record Official record
Conditions
Healthy
Interventions
Buprenorphine transdermal patch, Ketoconazole tablet, Placebo to match ketoconazole tablet
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
18 Years to 54 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2003
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated May 19, 2014 · Synced Oct 26, 2026, 4:15 AM EDT
Completed No phase listed Observational

Community and Familial Impacts of the Opioid Crisis

NCT05116852
View directory record Official record
Conditions
Opioid Use Disorder, Bereavement, Overdose of Opiate
Interventions
Survey
Other
Lead sponsor
Cambridge Health Alliance
Other
Eligibility
18 Years and older
Enrollment
578 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 4, 2025 · Synced Oct 26, 2026, 4:15 AM EDT
Terminated Not applicable Interventional Results available

Effects of Neuro-Stim System on Pain, Sleep, and Opioid Use

NCT02673684
View directory record Official record
Conditions
Pain (Visceral, Somatic, or Neuropathic)
Interventions
Experimental NSS, Sham NSS
Device
Lead sponsor
Defense and Veterans Center for Integrative Pain Management
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated May 27, 2020 · Synced Oct 26, 2026, 4:15 AM EDT
Completed Not applicable Interventional Results available

Virtual Reality for Pain Management Study

NCT02997085
View directory record Official record
Conditions
Pain, Acute
Interventions
Live-Action 360° Video Virtual Reality, CGI 360° Video Virtual Reality
Device
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 65 Years
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jun 23, 2021 · Synced Oct 26, 2026, 4:15 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Effects of Continuous ESP Catheters on Recovery, Pain and Opioid Consumption After Multilevel Spine Surgery

NCT05494125
View directory record Official record
Conditions
Post Operative Pain, Spine Surgery
Interventions
Ropivacaine, Placebo
Other
Lead sponsor
Hospital for Special Surgery, New York
Other
Eligibility
18 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 23, 2024 · Synced Oct 26, 2026, 4:15 AM EDT
Recruiting No phase listed Observational

Sensing Physiological Symptoms of Opioid Withdrawal and Cravings in Patients With Opioid Use Disorder

NCT06487533
View directory record Official record
Conditions
Opioid Withdrawal, Opioid Use Disorder
Interventions
EmbracePlus Smartwatch, Corti Sensor
Device
Lead sponsor
Spark Biomedical, Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
20 participants
Timeline
2025 – 2027
U.S. locations
2
States / cities
Center City, Minnesota • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 28, 2026 · Synced Oct 26, 2026, 4:15 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

The O'Neil Long Acting Naltrexone Implant (OLANI) Pharmacokinetic (PK)/Safety Study in Healthy Volunteers

NCT03810495
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
naltrexone implant
Drug
Lead sponsor
Go Medical Industries Pty Ltd
Industry
Eligibility
18 Years to 55 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 12, 2024 · Synced Oct 26, 2026, 4:15 AM EDT
Recruiting Phase 3 Interventional

Methadone in THA for Post-op Pain and Opioid Reduction

NCT07227064
View directory record Official record
Conditions
Post Operative Pain, Total Hip Arthroplasty
Interventions
Methadone
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 75 Years
Enrollment
162 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Feb 5, 2026 · Synced Oct 26, 2026, 4:15 AM EDT
Completed Not applicable Interventional Results available

Mobile Medication Adherence Platform for Buprenorphine-Naloxone During Treatment of Opioid Use Disorder: Phase I Study

NCT04656899
View directory record Official record
Conditions
Opioid-use Disorder
Interventions
Reminders messages to improve adherence.
Behavioral
Lead sponsor
Washington State University
Other
Eligibility
18 Years to 60 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Spokane, Washington
Source: ClinicalTrials.gov public record
Updated Mar 14, 2023 · Synced Oct 26, 2026, 4:15 AM EDT
Completed Early Phase 1 Interventional Results available

Caffeine and Neurologic Recovery Following Surgery and General Anesthesia

NCT03577730
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Caffeine Citrate, Dextrose Water
Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 6, 2021 · Synced Oct 26, 2026, 4:15 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Functional Magnetic Resonance Imaging of Opioid Withdrawal in Healthy Human Volunteers

NCT01006707
View directory record Official record
Conditions
Substance-Related Disorders
Interventions
Ondansetron
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 35 Years · Male only
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Nov 17, 2017 · Synced Oct 26, 2026, 4:15 AM EDT
Completed Phase 1 Interventional Results available

An Adaptive Walking Intervention to Manage Chronic Pain in Veterans With Opioid Use Disorder Engaged in Opioid Agonist Treatment

NCT05051644
View directory record Official record
Conditions
Opioid Use Disorder, Chronic Pain
Interventions
Steps 2 Change (S2C), Control
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 4, 2026 · Synced Oct 26, 2026, 4:15 AM EDT
Withdrawn Phase 3 Interventional

The Safety of Using Buprenorphine With Naloxone in a Buccal Film to Initiate Treatment of Opioid Dependent Subjects

NCT02516436
View directory record Official record
Conditions
Opioid Dependence
Interventions
BEMA Buprenorphine NX, Buprenorphine
Drug
Lead sponsor
BioDelivery Sciences International
Industry
Eligibility
18 Years to 55 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2017
U.S. locations
3
States / cities
Birmingham, Alabama • Orem, Utah • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated May 4, 2017 · Synced Oct 26, 2026, 4:15 AM EDT
Completed Not applicable Interventional Results available

HEALing Communities Study

NCT04111939
View directory record Official record
Conditions
Opioid Use Disorder (OUD)
Interventions
Communities That HEAL, Wait-list control
Other
Lead sponsor
RTI International
Other
Eligibility
Not listed
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
4
States / cities
Lexington, Kentucky • Boston, Massachusetts • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 4, 2026 · Synced Oct 26, 2026, 4:15 AM EDT
Not listed Phase 4 Interventional

Nasal Naloxone for Narcotic Overdose

NCT01912573
View directory record Official record
Conditions
Drug Overdose
Interventions
Intranasal (IN) naloxone, Intravenous (IV) naloxone, Intramuscular (IM) naloxone, Intraosseus (IO) naloxone
Drug
Lead sponsor
Judith Feinberg
Other
Eligibility
12 Years and older
Enrollment
236 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
3
States / cities
Batavia, Ohio • Portsmouth, Ohio • West Union, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 31, 2013 · Synced Oct 26, 2026, 4:15 AM EDT
Completed Not applicable Interventional

Older Adults, Methadone, and Cognitive Function

NCT07153029
View directory record Official record
Conditions
Opioid Use Disorder, Cognitive Ability General
Interventions
Smartphone based cognitive tasks
Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
55 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 24, 2026 · Synced Oct 26, 2026, 4:15 AM EDT
Completed Phase 3 Interventional

OraVescent Fentanyl (OVF) for the Treatment of Breakthrough Pain in Opioid Tolerant Cancer Patients

NCT00105937
View directory record Official record
Conditions
Pain, Cancer
Interventions
OraVescent fentanyl citrate
Drug
Lead sponsor
Cephalon
Industry
Eligibility
18 Years to 80 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
43
States / cities
Huntsville, Alabama • Tucson, Arizona • Hot Springs, Arkansas + 36 more
Source: ClinicalTrials.gov public record
Updated Jun 29, 2012 · Synced Oct 26, 2026, 4:15 AM EDT
Active, not recruiting Not applicable Interventional

Community-based Education, Navigation, and Support Intervention for Military Veterans

NCT05343169
View directory record Official record
Conditions
Overdose, Opioid Use Disorder, HIV Infections
Interventions
Overdose Education and Naloxone Distribution, Advanced Education in Safer Substance Use, Treatment, and Self-Care, Social Service and Health Navigation, Peer Social Support
Behavioral
Lead sponsor
New York University
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Oct 26, 2026, 4:15 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Excess Opioid Disposal Following Orthopedic Foot and Ankle Surgery

NCT03285061
View directory record Official record
Conditions
Medication Disposal, Behavior
Interventions
Deterra Drug Deactivation System
Device
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 6, 2021 · Synced Oct 26, 2026, 4:15 AM EDT
Completed Not applicable Interventional Results available

Spine Pain INtervention to Enhance Care Quality And Reduce Expenditure

NCT03083886
View directory record Official record
Conditions
Back Pain, Neck Pain
Interventions
Identify, Coordinated, Enhanced (ICE) Decision Making + PCP led care, Individualized Postural Therapy (IPT) + PCP led care, Usual PCP led care
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
3,087 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
8
States / cities
Phoenix, Arizona • Laguna Hills, California • North Hollywood, California + 3 more
Source: ClinicalTrials.gov public record
Updated Sep 17, 2025 · Synced Oct 26, 2026, 4:15 AM EDT
Completed Phase 4 Interventional Results available

Moderate Versus Deep Procedural Sedation With Propofol in the Emergency Department

NCT02404610
View directory record Official record
Conditions
Pain
Interventions
Moderate Procedural Sedation with a sedative medication., Deep Procedural Sedation with a sedative medication., propofol
Procedure · Drug
Lead sponsor
Hennepin Healthcare Research Institute
Other
Eligibility
18 Years and older
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 30, 2021 · Synced Oct 26, 2026, 4:15 AM EDT
Not listed Early Phase 1 Interventional Accepts healthy volunteers

Exparel Injection Effect on Postoperative Opioid Usage

NCT04085913
View directory record Official record
Conditions
Thyroid, Parathyroid Adenoma
Interventions
Lidocaine Epinephrine, Bupivacaine Hydrochloride-EPINEPHrine, Lidocaine Epinephrine, Bupivacaine Hydrochloride-EPINEPHrine
Drug
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2025
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 29, 2024 · Synced Oct 26, 2026, 4:15 AM EDT