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Showing 25–41 of 17 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: oxycodone immediate-release Clear all
Completed Phase 3 Interventional Results available

Fentanyl Buccal Tablets Versus Immediate Release Oxycodone for Breakthrough Pain in Patients With Chronic Pain

NCT00813488
View directory record Official record
Conditions
Chronic Pain
Interventions
Fentanyl Buccal Tablet, Immediate release oxycodone
Drug
Lead sponsor
Cephalon
Industry
Eligibility
18 Years to 80 Years
Enrollment
213 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
50
States / cities
Birmingham, Alabama • Mobile, Alabama • Beverly Hills, California + 45 more
Source: ClinicalTrials.gov public record
Updated May 27, 2012 · Synced Sep 2, 2026, 4:06 PM EDT
Terminated Phase 3 Interventional Results available

Safety and Efficacy of Buprenorphine Transdermal System (BTDS) in Subjects With Moderate to Severe Osteoarthritis Pain

NCT00312221
View directory record Official record
Conditions
Osteoarthritis
Interventions
Buprenorphine, oxycodone immediate-release
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
40 Years and older
Enrollment
418 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
23
States / cities
Birmingham, Alabama • Chula Vista, California • Roseville, California + 18 more
Source: ClinicalTrials.gov public record
Updated Sep 9, 2012 · Synced Sep 2, 2026, 4:06 PM EDT
Completed Phase 1 Interventional

A Study to Evaluate the Oral Abuse Potential of PF614 in Non-Dependent Recreational Opioid Users (PF614-104)

NCT05571345
View directory record Official record
Conditions
Recreational Drug Use
Interventions
PF614, Oxycodone Hydrochloride 40 mg, Placebo
Drug
Lead sponsor
Ensysce Biosciences
Industry
Eligibility
18 Years to 55 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Sep 23, 2024 · Synced Sep 2, 2026, 4:06 PM EDT
Terminated Phase 3 Interventional Results available

Safety and Efficacy of Buprenorphine Transdermal System (BTDS) in Subjects With Moderate to Severe Low Back Pain

NCT00313014
View directory record Official record
Conditions
Back Pain Lower Back Chronic
Interventions
Buprenorphine, Oxycodone Immediate-Release
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
18 Years and older
Enrollment
660 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
85
States / cities
Birmingham, Alabama • Haleyville, Alabama • Phoenix, Arizona + 72 more
Source: ClinicalTrials.gov public record
Updated Sep 2, 2012 · Synced Sep 2, 2026, 4:06 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

A Randomized, Two-way, Crossover Study to Estimate the Relative Bioavailability of a Controlled-release Formulation of Oxycodone (40 mg) With Sequestered Naltrexone Compared With Immediate-release Oxycodone Tablets (20 mg) in Healthy Volunteers

NCT01677065
View directory record Official record
Conditions
Healthy
Interventions
Oxycodone controlled-release test formulation, Immediate-release reference drug
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Sep 27, 2018 · Synced Sep 2, 2026, 4:06 PM EDT
Completed Phase 3 Interventional Results available

Tapentadol IR vs Oxycodone IR vs Placebo in Acute Pain From Vertebral Compression Fracture Associated With Osteoporosis

NCT00771758
View directory record Official record
Conditions
Back Pain
Interventions
oxycodone IR, placebo, tapentadol IR
Drug
Lead sponsor
Ortho-McNeil Janssen Scientific Affairs, LLC
Industry
Eligibility
50 Years to 85 Years
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
37
States / cities
Haleyville, Alabama • Tallassee, Alabama • Peoria, Arizona + 34 more
Source: ClinicalTrials.gov public record
Updated May 8, 2014 · Synced Sep 2, 2026, 4:06 PM EDT
Completed Phase 2 Interventional Results available

Evaluation of the Tolerability of Switching Subjects on Chronic ATC Opioid Therapy to Buprenorphine HCl Buccal Film

NCT01871285
View directory record Official record
Conditions
Pain
Interventions
Buprenorphine, Placebo film, Oxycodone, Morphine sulfate, Placebo capsule
Drug
Lead sponsor
BioDelivery Sciences International
Industry
Eligibility
18 Years to 60 Years
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
3
States / cities
Overland Park, Kansas • Philadelphia, Pennsylvania • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Feb 26, 2017 · Synced Sep 2, 2026, 4:06 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 10, 2017 · Synced Sep 2, 2026, 4:06 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Fasting Study of Oxycodone Hydrochloride 30 mg Tablets and Roxicodone™ 30 mg Tablets

NCT00853216
View directory record Official record
Conditions
Healthy
Interventions
Oxycodone hydrochloride tablet 30 mg, Roxicodone™ tablet 30 mg
Drug
Lead sponsor
Mallinckrodt
Industry
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003
U.S. locations
1
States / cities
Saint Charles, Missouri
Source: ClinicalTrials.gov public record
Updated Oct 18, 2016 · Synced Sep 2, 2026, 4:06 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Clinical Study to Investigate the Effect of the Combination of Psychotropic Drugs and an Opioid on Ventilation

NCT04310579
View directory record Official record
Conditions
Hypercapnia, Ventilatory Depression
Interventions
Oxycodone and Midazolam, Oxycodone, Paroxetine, and Quetiapine
Drug
Lead sponsor
Food and Drug Administration (FDA)
Federal
Eligibility
18 Years to 50 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
West Bend, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 20, 2024 · Synced Sep 2, 2026, 4:06 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 8, 2014 · Synced Sep 2, 2026, 4:06 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Intranasal Abuse Potential of PF614 in Non-Dependent Recreational Opioid Users (PF614-103)

NCT05567354
View directory record Official record
Conditions
Recreational Drug Use
Interventions
PF614, Oxycodone, Placebo
Drug · Other
Lead sponsor
Ensysce Biosciences
Industry
Eligibility
18 Years to 55 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 23, 2024 · Synced Sep 2, 2026, 4:06 PM EDT
Recruiting Not applicable Interventional

Opioid Tapering After Hospital Discharge: Testing an Intervention to Improve Post-operative Opioid Prescribing

NCT07510373
View directory record Official record
Conditions
Opioid Tapering
Interventions
Treatment as Usual (TAU), Telephonic Support (TS) Providers, DOTS Intervention
Other
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated May 10, 2026 · Synced Sep 2, 2026, 4:06 PM EDT
Completed Phase 1 Interventional

Sensory Effects of Oral Opioid Treatment in Patients With Chronic Low Back Pain

NCT02824276
View directory record Official record
Conditions
Low Back Pain
Interventions
Oxycodone or morphine sulfate immediate release (MSIR), Placebo Treatment
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
25 Years to 65 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 3, 2026 · Synced Sep 2, 2026, 4:06 PM EDT
Completed Phase 4 Interventional Results available

Analgesia Regimens Following Trans-sphenoidal Surgery for Pituitary Tumors

NCT02351700
View directory record Official record
Conditions
Pituitary Tumor, Pain
Interventions
IV Caldolor, IV Placebo
Drug
Lead sponsor
St. Joseph's Hospital and Medical Center, Phoenix
Other
Eligibility
18 Years to 79 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Oct 20, 2021 · Synced Sep 2, 2026, 4:06 PM EDT
Completed No phase listed Observational

Baseline Epidemiologic Assessment of Abuse-Deterrence of MorphaBond Extended Release (BEAD-MB)

NCT04033094
View directory record Official record
Conditions
Baseline Epidemiologic Assessment
Interventions
MorphaBond ER, Comparator Drug
Drug
Lead sponsor
Daiichi Sankyo
Industry
Eligibility
Not listed
Enrollment
17,566 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Basking Ridge, New Jersey
Source: ClinicalTrials.gov public record
Updated Mar 14, 2021 · Synced Sep 2, 2026, 4:06 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Influence of Medication on Functional Connectivity

NCT03612713
View directory record Official record
Conditions
Prescription Drug Abuse (Not Dependent)
Interventions
Oxycodone Medication First, Placebo First
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 30 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 7, 2024 · Synced Sep 2, 2026, 4:06 PM EDT