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ClinicalTrials.gov public records Last synced Sep 11, 2026, 3:34 AM EDT

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Showing 1–24 of 130 matching trials from the live ClinicalTrials.gov search.
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Terminated Phase 3 Interventional Results available

Tanezumab In Osteoarthritis Of The Hip Or Knee

NCT00985621
View directory record Official record
Conditions
Osteoarthritis
Interventions
tanezumab 10 mg, tanezumab 5 mg, oxycodone, placebo
Biological · Drug · Other
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 75 Years
Enrollment
614 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
66
States / cities
Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 54 more
Source: ClinicalTrials.gov public record
Updated May 13, 2021 · Synced Sep 11, 2026, 3:34 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 11, 2026, 3:34 AM EDT
Completed Phase 3 Interventional Results available

A Controlled Study to Determine the Efficacy and Safety of CL-108 5 mg for Acute Pain and the Prevention of OINV

NCT03657810
View directory record Official record
Conditions
Pain, Nausea, Vomiting
Interventions
CL-108 5 mg, Norco, Placebo
Drug
Lead sponsor
Charleston Laboratories, Inc
Industry
Eligibility
18 Years and older
Enrollment
349 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
5
States / cities
Phoenix, Arizona • Pasadena, Maryland • Austin, Texas + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 21, 2023 · Synced Sep 11, 2026, 3:34 AM EDT
Terminated Phase 4 Interventional Results available

Measuring Gait And Self-Reported Pain In Patients With Osteoarthritis Of The Knee Using Placebo/Oxycodone/Celecoxib.

NCT00484718
View directory record Official record
Conditions
Osteoarthritis
Interventions
celecoxib, Oxycodone, placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
40 Years to 70 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
2
States / cities
Palo Alto, California • Stanford, California
Source: ClinicalTrials.gov public record
Updated Apr 13, 2021 · Synced Sep 11, 2026, 3:34 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effects of Hallucinogens and Other Drugs on Mood and Performance

NCT02033707
View directory record Official record
Conditions
Healthy
Interventions
Hallucinogens and psychoactive substances
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years to 50 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 15, 2019 · Synced Sep 11, 2026, 3:34 AM EDT
Completed Phase 3 Interventional

A Double-Blind, Randomized, Active- and Placebo-Controlled, Multiple-Dose Multi-Center Phase 3 Study of the Safety and Efficacy of CL-108 in the Treatment of Moderate to Severe Acute Pain and Opioid-Induced Nausea and Vomiting (OINV)

NCT02462811
View directory record Official record
Conditions
Pain, Nausea, Vomiting
Interventions
CL-108 (hydrocodone 7.5 mg, acetaminophen 325 mg, promethazine 12.5 mg), Placebo, Norco (hyrdocodone 7,5 mg, acetaminophen 325 mg)
Drug
Lead sponsor
Joseph Hazelton
Industry
Eligibility
18 Years and older
Enrollment
552 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 2, 2016 · Synced Sep 11, 2026, 3:34 AM EDT
Completed Phase 2 Interventional

A Study of ARRY-371797 in Patients With Osteoarthritis of the Knee

NCT01366014
View directory record Official record
Conditions
Osteoarthritis of the Knee
Interventions
ARRY-371797, p38 inhibitor; oral, Oxycodone hydrochloride (HCl) extended release (ER), opioid agonist; oral, Placebo; oral
Drug
Lead sponsor
Pfizer
Industry
Eligibility
40 Years to 85 Years
Enrollment
157 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
13
States / cities
Phoenix, Arizona • Fort Lauderdale, Florida • Pinellas Park, Florida + 10 more
Source: ClinicalTrials.gov public record
Updated Oct 13, 2020 · Synced Sep 11, 2026, 3:34 AM EDT
Recruiting Phase 3 Interventional

Opioid-Sparing Joint Replacement

NCT07348627
View directory record Official record
Conditions
Pain Management, Opioid Consumption
Interventions
Placebo, Oxycodone 5 mg, Multimodal Non-Opioid Analgesia
Drug · Other
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 16, 2026 · Synced Sep 11, 2026, 3:34 AM EDT
Completed Phase 3 Interventional

A Study to Evaluate Safety and Efficacy Following Dosing of Oxycodone/Naltrexone for Treatment of Adults With Pain Following Bunionectomy Surgery

NCT02401750
View directory record Official record
Conditions
Pain
Interventions
Oxycodone Naltrexone (a), Oxycodone Naltrexone (b), Placebo
Drug
Lead sponsor
Elite Laboratories, Inc
Industry
Eligibility
18 Years to 75 Years
Enrollment
163 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
5
States / cities
Phoenix, Arizona • Pasadena, Maryland • Austin, Texas + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 8, 2016 · Synced Sep 11, 2026, 3:34 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 11, 2026, 3:34 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 11, 2026, 3:34 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Effects of Pioglitazone, a PPARgamma Receptor Agonist, on the Abuse Liability of Oxycodone

NCT01395784
View directory record Official record
Conditions
Opioid Abuse
Interventions
pioglitazone
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 45 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 22, 2016 · Synced Sep 11, 2026, 3:34 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effects of Cannabis on Prescription Drug Abuse Liability and Analgesia

NCT03679949
View directory record Official record
Conditions
Pain, Abuse, Drug
Interventions
Oxycodone, Cannabis (THC:CBD = ~ 1:0), Cannabis (THC:CBD = ~ 0:1), Cannabis (THC:CBD = ~ 1:1), Placebo
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 53 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 4, 2024 · Synced Sep 11, 2026, 3:34 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Oxycodone/Naloxone Controlled-release Tablets (OXN) Compared to Placebo in Opioid-experienced Subjects With Moderate to Severe Chronic Low Back Pain

NCT01358526
View directory record Official record
Conditions
Low Back Pain
Interventions
Oxycodone/Naloxone Controlled-release, Placebo
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
18 Years and older
Enrollment
1,095 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
151
States / cities
Birmingham, Alabama • Haleyville, Alabama • Huntsville, Alabama + 123 more
Source: ClinicalTrials.gov public record
Updated Nov 10, 2015 · Synced Sep 11, 2026, 3:34 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 11, 2026, 3:34 AM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy of COV795 in Moderate to Severe Post-Operative Bunionectomy Pain With an Open-label Extension

NCT01484652
View directory record Official record
Conditions
Pain, Postoperative, Bunion
Interventions
COV795, Placebo
Drug
Lead sponsor
Mallinckrodt
Industry
Eligibility
18 Years to 75 Years
Enrollment
329 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
5
States / cities
Bakersfield, California • Pasadena, California • Pasadena, Maryland + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 20, 2016 · Synced Sep 11, 2026, 3:34 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Effects of Garlic Supplements on Opioids in Healthy Volunteers

NCT00499460
View directory record Official record
Conditions
Healthy, No Evidence of Disease
Interventions
garlic powder tablets, oxycodone
Dietary Supplement · Drug
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
21 Years to 45 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 6, 2017 · Synced Sep 11, 2026, 3:34 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers Results available

A Study Using fMRI Imaging to Evaluate the Effect of NKTR-181 on Brain Activity in Healthy, Non-physically Dependent Recreational Opioid Users.

NCT03802227
View directory record Official record
Conditions
Moderate to Severe Chronic Pain
Interventions
NKTR-181, Oxycodone IR
Drug
Lead sponsor
Nektar Therapeutics
Industry
Eligibility
18 Years to 60 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Jul 7, 2021 · Synced Sep 11, 2026, 3:34 AM EDT
Completed Phase 3 Interventional

Analgesic Efficacy and Management of Opioid-induced Constipation (OIC) for Uncontrolled Moderate - Severe Low Back Pain

NCT01427270
View directory record Official record
Conditions
Low Back Pain
Interventions
Oxycodone/Naloxone controlled-release, Oxycodone HCl controlled-release, Placebo
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
18 Years and older
Enrollment
455 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
170
States / cities
Alabaster, Alabama • Birmingham, Alabama • Gulf Shores, Alabama + 137 more
Source: ClinicalTrials.gov public record
Updated Nov 6, 2014 · Synced Sep 11, 2026, 3:34 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Effect of Selective Serotonin Reuptake Inhibitors (SSRIs) and an Opioid on Ventilation

NCT05470465
View directory record Official record
Conditions
Hypercapnia, Ventilatory Depression
Interventions
Placebo and Oxycodone, Paroxetine and Oxycodone, Escitalopram and Oxycodone
Drug
Lead sponsor
Food and Drug Administration (FDA)
Federal
Eligibility
18 Years to 50 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
West Bend, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 21, 2025 · Synced Sep 11, 2026, 3:34 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 11, 2026, 3:34 AM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

The Potential of Oxytocin to Reduce Opioid Abuse Liability and Pain Among Older Adults

NCT05761860
View directory record Official record
Conditions
Pain
Interventions
OxyCODONE 5 mg Oral Tablet, OxyCODONE 2.5 mg Oral Tablet, Placebo oxyCODONE Oral Tablet, Oxytocin Nasal Spray (48 IU), Placebo Oxytocin Nasal Spray
Drug · Other
Lead sponsor
University of Florida
Other
Eligibility
45 Years to 85 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Sep 11, 2026, 3:34 AM EDT
Completed Phase 2 Interventional Results available

Study in Subjects Undergoing Complete Abdominoplasty

NCT03789318
View directory record Official record
Conditions
Postsurgical Pain
Interventions
CA-008 5 mg, Placebo, Bupivacaine Hydrochloride, Hydromorphone, Fentanyl, Acetaminophen, Oxycodone, CA-008 10 mg, CA-008 15 mg
Drug
Lead sponsor
Concentric Analgesics
Industry
Eligibility
18 Years to 65 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Pasadena, California
Source: ClinicalTrials.gov public record
Updated Mar 18, 2024 · Synced Sep 11, 2026, 3:34 AM EDT
Completed Phase 2 Interventional

A Study Of The Effectiveness Of Wafermine Alone And In Combination With Opioids In Subjects Undergoing Bunionectomy

NCT02541396
View directory record Official record
Conditions
Acute Pain
Interventions
Wafermine, Oxycodone, Placebo
Drug
Lead sponsor
iX Biopharma Ltd.
Other
Eligibility
18 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Feb 22, 2016 · Synced Sep 11, 2026, 3:34 AM EDT