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Showing 1–24 of 73 matching trials from the live ClinicalTrials.gov search.
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Recruiting Phase 3 Interventional

Opioid-Free Orthopaedics

NCT04659317
View directory record Official record
Conditions
Pain, Pain, Postoperative
Interventions
Oxycodone 5 mg Oral Tablet, Placebo oral tablet
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2028
U.S. locations
3
States / cities
Atlanta, Georgia • Tucker, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Sep 2, 2026, 10:13 AM EDT
Recruiting Phase 3 Interventional

Post-Op Pain Control for Prophylactic Intramedullary Nailing.

NCT03823534
View directory record Official record
Conditions
Bone Metastases, Lymphoma, Multiple Myeloma, Opioid Use, Pain
Interventions
Ketorolac, Normal saline, Acetaminophen, Oxycodone Acetaminophen, Morphine, Hydrocodone/Acetaminophen, Oxycodone
Drug
Lead sponsor
St. Louis University
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced Sep 2, 2026, 10:13 AM EDT
Completed Phase 1 Interventional

Towards Predicting the Analgesic Response to Ibuprofen Following Third-molar Extraction

NCT03893175
View directory record Official record
Conditions
Impacted Third Molar Tooth, Pain, Acute
Interventions
Ibuprofen, Acetaminophen, Placebo, Oxycodone
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 64 Years
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 23, 2025 · Synced Sep 2, 2026, 10:13 AM EDT
Completed Phase 4 Interventional Results available

Hormone Function in Men Treated for Pain With Opioids or Placebo

NCT00737737
View directory record Official record
Conditions
Chronic Pain, Osteoarthritis
Interventions
MS Contin, Placebo
Drug
Lead sponsor
National Institute of Nursing Research (NINR)
NIH
Eligibility
30 Years to 65 Years · Male only
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 28, 2015 · Synced Sep 2, 2026, 10:13 AM EDT
Completed Phase 3 Interventional

A Study of Cebranopadol for the Treatment of Acute Pain After Bunionectomy

NCT06423703
View directory record Official record
Conditions
Acute Pain
Interventions
Cebranopadol, Oxycodone IR, Placebo Only, Placebo
Drug
Lead sponsor
Tris Pharma, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
10
States / cities
Sheffield, Alabama • Little Rock, Arkansas • Tampa, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Jan 25, 2026 · Synced Sep 2, 2026, 10:13 AM EDT
Completed Early Phase 1 Interventional

Role of Pregabalin in Treatment of Post-Op Pain in Fracture Patients

NCT00583869
View directory record Official record
Conditions
Post-operative Pain
Interventions
Placebo, Pregabalin
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years to 70 Years
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jan 6, 2014 · Synced Sep 2, 2026, 10:13 AM EDT
Completed Phase 2 Interventional Results available

Celecoxib After Tonsillectomy

NCT02934191
View directory record Official record
Conditions
Tonsillectomy
Interventions
Celecoxib, Placebo, Acetaminophen, Oxycodone
Drug · Other
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
3 Years to 11 Years
Enrollment
172 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 9, 2020 · Synced Sep 2, 2026, 10:13 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Cannabis Versus Oxycodone for Pain Relief

NCT02892591
View directory record Official record
Conditions
Back Pain, Neck Pain
Interventions
Cannabis, Oxycodone, Placebo for Cannabis, Placebo for Oxycodone
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
21 Years and older
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 21, 2024 · Synced Sep 2, 2026, 10:13 AM EDT
Terminated Phase 3 Interventional Results available

A Study to Evaluate the Effectiveness and Safety of Tapentadol(CG5503) in the Treatment of Acute Pain After Hip Replacement Surgery Compared With Oxycodone and Placebo Followed by a Voluntary Open-Label Extension For Safety

NCT00364533
View directory record Official record
Conditions
Arthroplasty
Interventions
Tapentadol IR (CG5503), Placebo, Oxycodone HCL IR
Drug
Lead sponsor
Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
Industry
Eligibility
18 Years to 80 Years
Enrollment
367 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
45
States / cities
Birmingham, Alabama • Mobile, Alabama • Sheffield, Alabama + 42 more
Source: ClinicalTrials.gov public record
Updated Apr 20, 2014 · Synced Sep 2, 2026, 10:13 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Fentanyl Administered Intraorally for Rapid Treatment of Orthopedic Pain

NCT00685295
View directory record Official record
Conditions
Pain, Fracture, Sprain
Interventions
Fentanyl, Lansoprazole, Oxycodone
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 8, 2017 · Synced Sep 2, 2026, 10:13 AM EDT
Completed Phase 4 Interventional Results available

Low-Dose Opiate Therapy for Discomfort in Dementia (L-DOT)

NCT00385684
View directory record Official record
Conditions
Alzheimer Disease, Dementia, Dementia, Vascular, Pain
Interventions
hydrocodone/APAP w placebo PRN, hydrocodone/APAP, placebo with hydrocodone/APAP PRN
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
55 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2014
U.S. locations
3
States / cities
Tuscaloosa, Alabama
Source: ClinicalTrials.gov public record
Updated Nov 19, 2015 · Synced Sep 2, 2026, 10:13 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Dextromethorphan as a Novel Non-opioid Adjunctive Agent for Pain Control in Medication Abortion

NCT03480009
View directory record Official record
Conditions
Abortion in First Trimester
Interventions
Dextromethorphan Hydrobromide, Avicel PH101 (Microcrystalline Cellulose NF) for Compounding, Oxycodone
Drug
Lead sponsor
Study Investigator-Sponsor
Other
Eligibility
18 Years and older · Female only
Enrollment
156 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 5, 2020 · Synced Sep 2, 2026, 10:13 AM EDT
Completed Early Phase 1 Interventional Results available

Neurobehavioral Mechanisms of Choice in Opioid Use Disorder

NCT03958474
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
Oxycodone
Drug
Lead sponsor
Joshua A. Lile, Ph.D.
Other
Eligibility
18 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Sep 2, 2026, 10:13 AM EDT
Completed Phase 2 Interventional Results available

A Study to Evaluate the Abuse Potential of Oxymorphone Compared to Other Mu Opioid Agonists.

NCT03389750
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
Intravenous Challenge Drug
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 55 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
2
States / cities
Lexington, Kentucky • New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 6, 2023 · Synced Sep 2, 2026, 10:13 AM EDT
Completed Phase 2 Interventional Results available

Effects of Ibudilast on Oxycodone Self-administration in Opioid Abusers

NCT01740414
View directory record Official record
Conditions
Opioid Abuse, Opioid Dependence
Interventions
MN-166 (50 mg) First, Placebo First
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 55 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 16, 2017 · Synced Sep 2, 2026, 10:13 AM EDT
Recruiting Phase 2 Interventional

Prescription Opioids, Brain Structure, and Cognition in Older Adults With Chronic Pain

NCT06837857
View directory record Official record
Conditions
Pain, Chronic
Interventions
Opioid, Opioid Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
65 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced Sep 2, 2026, 10:13 AM EDT
Withdrawn Phase 4 Interventional

Pre-Operative Pregabalin for Post-Operative Pain in Head and Neck Cancer Surgery

NCT03714867
View directory record Official record
Conditions
Head and Neck Cancer, Pain, Postoperative
Interventions
Pregabalin 150mg, Placebo
Drug · Other
Lead sponsor
Augusta University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Augusta, Georgia
Source: ClinicalTrials.gov public record
Updated Jul 8, 2020 · Synced Sep 2, 2026, 10:13 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety, Tolerability and Pharmacokinetics of NYX-783 and Oxycodone DDI Study

NCT05447286
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
NYX-783, Placebo, Oxycodone
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 58 Years
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
2
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 24, 2025 · Synced Sep 2, 2026, 10:13 AM EDT
Withdrawn Phase 1Phase 2 Interventional Accepts healthy volunteers

NT-814: Evaluation of Its Ability to Alter the Abuse Liability of Oxycodone in an Exploratory Clinical Study

NCT02692157
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
Placebo, NT-814 50 mg, NT-814 100 mg, NT-814 200 mg
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 59 Years · Male only
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 3, 2020 · Synced Sep 2, 2026, 10:13 AM EDT
Completed Phase 3 Interventional Results available

The Safety and Efficacy of the Buprenorphine Transdermal System (BTDS) in Subjects With Chronic Back Pain.

NCT00315445
View directory record Official record
Conditions
Back Pain
Interventions
Buprenorphine transdermal patch, Placebo oxycodone/acetaminophen tablets, OXY/APAP, Placebo transdermal patch (TDS)
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
18 Years and older
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 1998
U.S. locations
12
States / cities
Huntsville, Alabama • Phoenix, Arizona • Gainesville, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Sep 2, 2012 · Synced Sep 2, 2026, 10:13 AM 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 2, 2026, 10:13 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Non-intrusive Detection of Temporary Neurologic Impairment By Opioids

NCT04223609
View directory record Official record
Conditions
Healthy
Interventions
Oxycodone, Placebo, EyeLink 1000 Plus, Oculo-Cognitive Addition test (OCAT), VT3mini - Eye Tracking Technology for OEMs
Drug · Device · Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
21 Years to 59 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Scottsdale, Arizona
Source: ClinicalTrials.gov public record
Updated Apr 4, 2023 · Synced Sep 2, 2026, 10:13 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Safety, Tolerability, PD and PK Study in Healthy Adults

NCT02211625
View directory record Official record
Conditions
Healthy
Interventions
Open-label TRV734 125 mg, TRV734 blinded, Oxycodone IR 10 mg, Placebo
Drug
Lead sponsor
Trevena Inc.
Industry
Eligibility
18 Years to 64 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Dec 4, 2014 · Synced Sep 2, 2026, 10:13 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Low-dose Buccal Buprenorphine: Relative Abuse Potential and Analgesia

NCT05988710
View directory record Official record
Conditions
Analgesia, Abuse Opioids, Pain
Interventions
Buccal Buprenorphine 300 mcg, Buccal Buprenorphine 600 mcg, Buccal Buprenorphine 900 mcg, Buccal Placebo, Oral Placebo, Oral immediate-release oxycodone 10mg, Buccal Buprenorphine 450mcg
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 11, 2026 · Synced Sep 2, 2026, 10:13 AM EDT