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ClinicalTrials.gov public records Last synced Oct 17, 2026, 2:11 PM EDT

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Showing 1–24 of 74 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Placebo for Oxycodone Clear all
Completed Early Phase 1 Interventional

Trial Comparing a Multi-Modal Pain Protocol With and Without Opioids Following Total Joint Arthroplasty

NCT03845881
View directory record Official record
Conditions
Total Knee Arthroplasty
Interventions
Oxycodone, Placebo Oral Tablet
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 89 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jul 30, 2020 · Synced Oct 17, 2026, 2:11 PM 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 29, 2015 · Synced Oct 17, 2026, 2:11 PM EDT
Terminated Phase 3 Interventional Results available

Ibuprofen to Decrease Opioid Use and Post-operative Pain Following Unilateral Inguinal Herniorrhaphy

NCT02929589
View directory record Official record
Conditions
Pain, Hernia
Interventions
Ibuprofen, Opioid Medication, Placebo, Ibuprofen + Opioid medication
Drug
Lead sponsor
Mike O'Callaghan Military Hospital
Federal
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Nellis Air Force Base, Nevada
Source: ClinicalTrials.gov public record
Updated Mar 26, 2024 · Synced Oct 17, 2026, 2:11 PM EDT
Recruiting Phase 1Phase 2 Interventional

Opioid Drug Interaction Study

NCT06757140
View directory record Official record
Conditions
Drug Interactions, Drug Kinetics
Interventions
Alprazolam, Oxycodone, Placebo
Drug
Lead sponsor
Shanna Babalonis, PhD
Other
Eligibility
18 Years to 55 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Oct 17, 2026, 2:11 PM 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 7, 2023 · Synced Oct 17, 2026, 2:11 PM EDT
Completed Phase 4 Interventional Results available

A Randomized Study of Three Medication Regimens for Acute Low Back Pain

NCT01587274
View directory record Official record
Conditions
Acute Low Back Pain
Interventions
Naproxen, Cyclobenzaprine, Oxycodone/ acetaminophen
Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
21 Years to 64 Years
Enrollment
323 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Jul 31, 2018 · Synced Oct 17, 2026, 2:11 PM 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 6, 2020 · Synced Oct 17, 2026, 2:11 PM EDT
Completed Phase 4 Interventional Results available

Opioid Treatment for Chronic Low Back Pain and the Impact of Mood Symptoms

NCT01502644
View directory record Official record
Conditions
Chronic Low Back Pain, Degenerative Disc Disease, Depression, Anxiety
Interventions
Oxycodone, Morphine, Placebo
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
21 Years to 75 Years
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Chestnut Hill, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 11, 2017 · Synced Oct 17, 2026, 2:11 PM EDT
Terminated Phase 2 Interventional Results available

Relieving Acute Pain (RAP) Study: A Pilot Study

NCT03426137
View directory record Official record
Conditions
Trauma, Opioid Use, Spine Fusion
Interventions
Oxycodone, Ketorolac, Placebo
Drug · Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 65 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 27, 2021 · Synced Oct 17, 2026, 2:11 PM EDT
Completed Phase 3 Interventional Results available

A Study to Evaluate the Effectiveness and Safety of Tapentadol (CG5503) in the Treatment of Acute Pain From Bunionectomy.

NCT00613938
View directory record Official record
Conditions
Arthralgia, Bunion, Hallux Valgus, Pain
Interventions
Tapentadol (CG5503), oxycodone, placebo
Drug
Lead sponsor
Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
Industry
Eligibility
18 Years to 80 Years
Enrollment
901 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
7
States / cities
Glendale, California • Pasadena, Maryland • Austin, Texas + 4 more
Source: ClinicalTrials.gov public record
Updated May 9, 2014 · Synced Oct 17, 2026, 2:11 PM EDT
Completed Phase 4 Interventional Results available

Efficacy of IV Acetaminophen for Pain Management

NCT02028715
View directory record Official record
Conditions
Post-operative Pain
Interventions
Placebo, IV acetaminophen
Drug
Lead sponsor
Aultman Health Foundation
Other
Eligibility
18 Years to 85 Years · Female only
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Canton, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 16, 2019 · Synced Oct 17, 2026, 2:11 PM EDT
Terminated Phase 4 Interventional Results available

Trial of Analgesia With Lidocaine or Extended-release Oxycodone for Neuropathic Pain Treatment in Multiple Sclerosis

NCT00414453
View directory record Official record
Conditions
Neuropathic Pain, Chronic Pain, Multiple Sclerosis
Interventions
Lidocaine patch 5%, Extended-release oxycodone, Placebo extended-release oxycodone pills, Placebo lidocaine patches
Drug
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jul 17, 2015 · Synced Oct 17, 2026, 2:11 PM EDT
Recruiting Phase 3 Interventional

PF614 Analgesic Activity in Acute Postoperative Pain (PF614-301)

NCT06602271
View directory record Official record
Conditions
Postoperative Pain, Acute
Interventions
PF614 capsule, Placebo
Drug
Lead sponsor
Ensysce Biosciences
Industry
Eligibility
18 Years to 75 Years
Enrollment
320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
3
States / cities
Atlanta, Georgia • Houston, Texas • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jan 22, 2026 · Synced Oct 17, 2026, 2:11 PM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy Study of Fentanyl Buccal Tablet Use in the Emergency Department for Isolated Extremity Injury

NCT01270659
View directory record Official record
Conditions
Pain
Interventions
Fentanyl, oxycodone/acetaminophen
Drug
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Tulsa, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jun 20, 2017 · Synced Oct 17, 2026, 2:11 PM 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 26, 2026 · Synced Oct 17, 2026, 2:11 PM 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 10, 2020 · Synced Oct 17, 2026, 2:11 PM EDT
Completed Phase 2 Interventional Results available

Reduction of Opioid Dose Using Conditioning & Open-Label Placebo (COLP) in Intensive Rehabilitation

NCT03906721
View directory record Official record
Conditions
Spinal Cord Injuries, Polytrauma, Burn Injury, Pain Management
Interventions
Placebo, Oxycodone, Essential Oil
Drug · Other
Lead sponsor
Spaulding Rehabilitation Hospital
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Charlestown, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 4, 2026 · Synced Oct 17, 2026, 2:11 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Comparison of the Effects of Tapentadol and Oxycodone on Gastrointestinal and Colonic Transit in Humans

NCT01500317
View directory record Official record
Conditions
Effects of 2 Mu-opiates on Gastrointestinal Transit
Interventions
Tapentadol, Oxycodone, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 17, 2012 · Synced Oct 17, 2026, 2:11 PM EDT
Not yet recruiting Phase 4 Interventional

Suzetrigine Versus Standard Analgesia After Skin Cancer Surgery

NCT07843134
View directory record Official record
Conditions
Postoperative Pain, Acute Pain, Skin Cancer, Cutaneous Malignancy, Mohs Surgery
Interventions
Suzetrigine, Acetaminophen Plus Ibuprofen
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
230 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2029
U.S. locations
3
States / cities
Maple Grove, Minnesota • Minneapolis, Minnesota • Wyoming, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 25, 2026 · Synced Oct 17, 2026, 2:11 PM EDT
Terminated Phase 2 Interventional Results available

Biased Opioid Agonists for Treatment of Opioid Withdrawal in OUD

NCT04316559
View directory record Official record
Conditions
Opioid-Use Disorder
Interventions
Placebo, TRV734, Oxycodone
Other · Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 75 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Oct 17, 2026, 2:11 PM EDT
Completed Not applicable Interventional Results available

Pain and Anxiety Management With Oral Narcotic for Pediatric Suture Repair

NCT01053637
View directory record Official record
Conditions
Children, Lacerations, Procedures, Child, Pain
Interventions
hydrocodone/acetaminophen, Sugar water
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
2 Years to 17 Years
Enrollment
85 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 25, 2021 · Synced Oct 17, 2026, 2:11 PM EDT
Terminated Phase 4 Interventional Results available

Steroids in Total Knee Arthroplasty

NCT02219581
View directory record Official record
Conditions
Postoperative Pain, Inflammation, Osteoarthritis
Interventions
Dexamethasone 10 mg, Dexamethasone 20 mg, Standard multimodal pain management regimen, Placebo
Drug
Lead sponsor
Thomas L Bradbury
Other
Eligibility
18 Years to 100 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Tucker, Georgia
Source: ClinicalTrials.gov public record
Updated Oct 4, 2022 · Synced Oct 17, 2026, 2:11 PM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Opioid-Sparing and Pain-Reducing Properties of Syntocinon: A Dose-Effect Determination

NCT04218409
View directory record Official record
Conditions
Pain
Interventions
OxyCODONE 5 mg Oral Tablet, Oxytocin nasal spray, Placebo Oxycodone, Placebo oxytocin, OxyCODONE 2.5 mg Oral Tablet
Drug · Other
Lead sponsor
University of Florida
Other
Eligibility
21 Years to 45 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 14, 2026 · Synced Oct 17, 2026, 2:11 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Opioid Analgesia for MAB

NCT03139240
View directory record Official record
Conditions
MAB, Pain
Interventions
Oxycodone 10mg oral, Placebo
Drug · Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
172 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Beaverton, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 28, 2019 · Synced Oct 17, 2026, 2:11 PM EDT