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ClinicalTrials.gov public records Last synced Oct 24, 2026, 4:17 PM EDT

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Showing 457–480 of 2,682 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: OPIOID Clear all
Completed No phase listed Observational Accepts healthy volunteers

Chronic Pain, Opioid Use, and Epidermal Nerve Fiber Density

NCT04801498
View directory record Official record
Conditions
Chronic Pain, Opioid Use, Nerve Disorders
Interventions
Not listed
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Nov 6, 2024 · Synced Oct 24, 2026, 4:17 PM EDT
Completed Phase 2 Interventional

Suvorexant as an Adjunct to Buprenorphine in Persons Who Use Fentanyl

NCT05145764
View directory record Official record
Conditions
Suvorexant, Placebo, Opioid Use Disorder
Interventions
Suvorexant, Placebo
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 65 Years
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Oct 24, 2026, 4:17 PM EDT
Completed Phase 3 Interventional Results available

Long-Term Safety Study of Buprenorphine (CAM2038) in Adult Outpatients With Opioid Use Disorder

NCT02672111
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
CAM2038 q1w or q4w exposure to SL BPN/NX, CAM2038 q1w or q4w new to BPN treatment
Drug
Lead sponsor
Braeburn Pharmaceuticals
Industry
Eligibility
18 Years to 65 Years
Enrollment
228 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
10
States / cities
Birmingham, Alabama • Haleyville, Alabama • Hamilton, Alabama + 7 more
Source: ClinicalTrials.gov public record
Updated May 15, 2020 · Synced Oct 24, 2026, 4:17 PM EDT
Completed Phase 3 Interventional Results available

Total Knee Arthroplasty (TKA) Study of HTX-011 in an Multimodal Analgesic Regimen (MMA) Regimen

NCT03974932
View directory record Official record
Conditions
Analgesia
Interventions
HTX-011, Ibuprofen, Acetaminophen, Celecoxib, +/- Bupivacaine HCl, Luer Lock Applicator
Drug · Device
Lead sponsor
Heron Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
116 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
6
States / cities
Sheffield, Alabama • Tamarac, Florida • Dayton, Ohio + 3 more
Source: ClinicalTrials.gov public record
Updated Mar 2, 2026 · Synced Oct 24, 2026, 4:17 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Comparing Intravenous Hydromorphone to Usual Care

NCT01429298
View directory record Official record
Conditions
Pain
Interventions
Hydromorphone, Usual care
Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
21 Years to 65 Years
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated May 18, 2018 · Synced Oct 24, 2026, 4:17 PM EDT
Recruiting Phase 3 Interventional Accepts healthy volunteers

Suzetrigine in Total Hip Arthroplasty

NCT07226700
View directory record Official record
Conditions
Total Hip Arthroplasty (THA), Total Hip Arthroplasty \(THA\), Total Hip Replacement, Total Hip Replacement Surgery, Total Hip Replacements, Total Hip Replacement Arthroplasty, Suzetrigine, Pain Management, Pain, Nav 1.8, JOURNAVX, Opioid Cessation, Opioid Consumption, Postoperative, Multimodal Analgesia, Randomized Controlled Trial, Randomized Controlled Study, Randomized Controlled Trials
Interventions
Suzetrigine, Placebo
Drug · Other
Lead sponsor
Hospital for Special Surgery, New York
Other
Eligibility
18 Years to 80 Years
Enrollment
210 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Oct 24, 2026, 4:17 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Positron Emission Tomography (PET) Trial to Evaluate Target Occupancy of CVL-354 at Kappa and Mu Opioid Receptors in Brain Following Oral Dosing

NCT05547542
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
CVL-354, [11C]-LY2795050, [11C]-carfentanil
Drug
Lead sponsor
Cerevel Therapeutics, LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
2
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 14, 2025 · Synced Oct 24, 2026, 4:17 PM EDT
Completed Phase 3 Interventional

Re-Treatment Study of Probuphine in Opioid Addiction

NCT01262261
View directory record Official record
Conditions
Opioid Dependency
Interventions
Probuphine (buprenorphine implant)
Drug
Lead sponsor
Titan Pharmaceuticals
Industry
Eligibility
18 Years to 65 Years
Enrollment
85 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
18
States / cities
Los Angeles, California • National City, California • Oceanside, California + 15 more
Source: ClinicalTrials.gov public record
Updated Dec 31, 2018 · Synced Oct 24, 2026, 4:17 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Counseling Conditions for Buprenorphine in a Primary Care Clinic - 1

NCT00023283
View directory record Official record
Conditions
Heroin Dependence, Opioid-Related Disorders, Substance Abuse, Intravenous
Interventions
Buprenorphine
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 55 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2004
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 29, 2020 · Synced Oct 24, 2026, 4:17 PM EDT
Completed No phase listed Observational

Pain Responses in Patients on Long-Term Opioid Therapy for Chronic Pain

NCT00656942
View directory record Official record
Conditions
Chronic Pain
Interventions
Quantitative Sensory Testing (QST)
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
419 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 22, 2020 · Synced Oct 24, 2026, 4:17 PM EDT
Completed Not applicable Interventional

Adjunctive Bright Light Therapy for Opioid Use Disorder

NCT05459922
View directory record Official record
Conditions
Opioid Use Disorder, Sleep Disturbance
Interventions
Wearable bright light therapy device, Wearable placebo light therapy device
Device
Lead sponsor
Arizona State University
Other
Eligibility
18 Years to 65 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Jul 24, 2026 · Synced Oct 24, 2026, 4:17 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Assessing Abuse Potential of Parenteral Buprenorphine/Naloxone in Non-Dependent Opioid Abusers

NCT00134875
View directory record Official record
Conditions
Opioid-Related Disorders
Interventions
Buprenorphine/naloxone
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 55 Years
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 12, 2017 · Synced Oct 24, 2026, 4:17 PM EDT
Recruiting Not applicable Interventional

Two Post-Operative Pain Protocols at Discharge for Orthopaedic Patients

NCT07265557
View directory record Official record
Conditions
Orthopaedic Related Pain (Musculoskeletal Pain), Opioid, Pain, Pilot Study
Interventions
Discharge pain medication prescription
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 25, 2026 · Synced Oct 24, 2026, 4:17 PM EDT
Recruiting No phase listed Observational

Identifying Biomarkers Related to Opioid Use and Pain Response Following Traumatic Injury and Surgery

NCT07693270
View directory record Official record
Conditions
Opioid Use Disorder, Opioid Consumption, Persistent Opioid Use, Persistent Postsurgical Pain
Interventions
Not listed
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jul 17, 2026 · Synced Oct 24, 2026, 4:17 PM EDT
Completed Not applicable Interventional

VR for Pain Management During Adult Burn Dressing Change

NCT04545229
View directory record Official record
Conditions
Pain, Burns
Interventions
VR-based Pain Alleviation Tool (VR-PAT)
Other
Lead sponsor
Nationwide Children's Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 30, 2024 · Synced Oct 24, 2026, 4:17 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Examine Plasma Concentrations of Buprenorphine Following Reapplication of Buprenorphine Transdermal System (BTDS) After Variable Application Site Rest Periods

NCT01259102
View directory record Official record
Conditions
Healthy
Interventions
Buprenorphine transdermal patch
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
18 Years to 45 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2001
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 3, 2012 · Synced Oct 24, 2026, 4:17 PM EDT
Completed Phase 4 Interventional Results available

Safety of Subcutaneous Methylnaltrexone for Opioid-Induced Constipation in Patients With Advanced Illness

NCT00672139
View directory record Official record
Conditions
Opioid-Induced Constipation
Interventions
Methylnaltrexone bromide
Drug
Lead sponsor
Bausch Health Americas, Inc.
Industry
Eligibility
18 Years and older
Enrollment
156 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
26
States / cities
Mobile, Alabama • Laguna Hills, California • Lancaster, California + 20 more
Source: ClinicalTrials.gov public record
Updated Mar 7, 2018 · Synced Oct 24, 2026, 4:17 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Facilitating the Implementation of Interim Methadone to Increase Treatment Access

NCT04188977
View directory record Official record
Conditions
Opioid-use Disorder
Interventions
Usual Practice, Implementation Facilitation
Other
Lead sponsor
Friends Research Institute, Inc.
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 29, 2022 · Synced Oct 24, 2026, 4:17 PM EDT
Completed Not applicable Interventional Results available

Methadone in Ambulatory Surgery

NCT02300077
View directory record Official record
Conditions
Post-operative Pain, Anesthesia
Interventions
methadone, Control (Intra-operative administration of opioids, other than methadone)
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 17, 2019 · Synced Oct 24, 2026, 4:17 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Adaptations of the Brain in Chronic Pain With Opioid Exposure I

NCT05203770
View directory record Official record
Conditions
Chronic Back Pain, Opioid Use
Interventions
Not listed
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
2
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 19, 2024 · Synced Oct 24, 2026, 4:17 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Opioid Modulation and Neural Reward Activation in Healthy Adults

NCT04854551
View directory record Official record
Conditions
Alcohol Drinking, Opioid Use, Unspecified
Interventions
Naltrexone, Placebo
Drug · Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 35 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 28, 2023 · Synced Oct 24, 2026, 4:17 PM EDT
Terminated Not applicable Interventional Results available

Interventions to Help Infants Recover in the Hospital

NCT03881553
View directory record Official record
Conditions
Infant Apnea, Neonatal Abstinence Syndrome, Sleep
Interventions
NEATCAP, SVS mattress
Device
Lead sponsor
Elisabeth Salisbury, PhD
Other
Eligibility
2 Days to 3 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 1, 2022 · Synced Oct 24, 2026, 4:17 PM EDT
Active, not recruiting Not applicable Interventional

Healthy Opioid Prescription Engagement

NCT05141266
View directory record Official record
Conditions
Opioid Misuse, Opioid-Related Disorders, Pharmacist-Patient Relations
Interventions
Patient Navigation, Standard Medication Counseling (SMC)
Behavioral · Other
Lead sponsor
Jerry Cochran
Other
Eligibility
18 Years and older
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jul 17, 2026 · Synced Oct 24, 2026, 4:17 PM EDT
Completed No phase listed Observational

Using mHealth to Aid Opioid Addicts

NCT01955902
View directory record Official record
Conditions
Opiate Dependency Relapse
Interventions
Not listed
Lead sponsor
Care Team Solutions
Industry
Eligibility
21 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Nov 11, 2013 · Synced Oct 24, 2026, 4:17 PM EDT