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Showing 1–24 of 35 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: Oxycodone oral capsule Clear all
Recruiting Phase 1 Interventional Accepts healthy volunteers

Single Dose Study, Pharmacokinetics of Oxycodone and PF614 Co-Administered With Nafamostat (PF614-MPAR-102)

NCT06500793
View directory record Official record
Conditions
Pharmacokinetics, Healthy Volunteer
Interventions
PF614 capsule, Nafamostat Mesylate
Drug
Lead sponsor
Ensysce Biosciences
Industry
Eligibility
18 Years to 55 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated May 25, 2026 · Synced Sep 4, 2026, 5:40 AM EDT
Completed Phase 2 Interventional Results available

Study of Buprenorphine HCl Buccal Film in the Treatment of Dental Pain

NCT00941304
View directory record Official record
Conditions
Dental Pain
Interventions
Oxycodone, Buprenorphine, Placebo Film, Placebo Capsule
Drug
Lead sponsor
BioDelivery Sciences International
Industry
Eligibility
18 Years to 45 Years
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
3
States / cities
Austin, Texas • San Marcos, Texas • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Feb 26, 2017 · Synced Sep 4, 2026, 5:40 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Dose Proportionality Study Of PF-00345439 Formulation Under Fed Conditions

NCT02089295
View directory record Official record
Conditions
Healthy
Interventions
Oxycodone
Drug
Lead sponsor
Pain Therapeutics
Industry
Eligibility
18 Years to 55 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
2
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Apr 3, 2016 · Synced Sep 4, 2026, 5:40 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

A Single and Multiple Ascending Dose Study in Healthy Subjects to Assess the Safety, Tolerability, Pharmacokinetics (PK) and Pharmacodynamics (PD) of KP-1199

NCT03880487
View directory record Official record
Conditions
Analgesia
Interventions
KP-1199, Placebo oral capsule, Oxycodone oral capsule
Drug
Lead sponsor
Kalyra Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 45 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Sep 15, 2021 · Synced Sep 4, 2026, 5:40 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Single-Dose, Crossover Study To Compare Bioavailability Of Two Formulations Under Fed And Fasted Conditions

NCT02059915
View directory record Official record
Conditions
Healthy
Interventions
Oxycodone
Drug
Lead sponsor
Pain Therapeutics
Industry
Eligibility
18 Years to 55 Years
Enrollment
134 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 3, 2016 · Synced Sep 4, 2026, 5:40 AM EDT
Completed Phase 4 Interventional Results available

Oral Sedation During Cervical Dilator Placement

NCT03202550
View directory record Official record
Conditions
Oral Sedation and Cervical Dilator Pain
Interventions
Oxycodone and Lorazepam (Active Comparator), Placebo Comparator
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 29, 2020 · Synced Sep 4, 2026, 5:40 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Single Dose Crossover Study to Compare the Respiratory Drive After Administration of Belbuca, Oxycodone and Placebo.

NCT03996694
View directory record Official record
Conditions
Respiratory Depression
Interventions
Belbuca 300 µg, Belbuca 600 µg, Belbuca 900 µg, Oxycodone 30 mg, Oxycodone 60 mg, Placebo
Drug
Lead sponsor
BioDelivery Sciences International
Industry
Eligibility
18 Years to 55 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Feb 4, 2021 · Synced Sep 4, 2026, 5:40 AM EDT
Completed Phase 3 Interventional Results available

A Research Study of an Investigational Drug ALO-02 (Oxycodone Hydrochloride and Naltrexone Hydrochloride) in Patients With Moderate to Severe Chronic Low Back Pain

NCT01571362
View directory record Official record
Conditions
Chronic Pain, Low Back Pain, Analgesia
Interventions
ALO-02, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
410 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
52
States / cities
Mobile, Alabama • Goodyear, Arizona • Phoenix, Arizona + 38 more
Source: ClinicalTrials.gov public record
Updated Apr 3, 2017 · Synced Sep 4, 2026, 5:40 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study To Characterize The Pharmacokinetics Of Oxycodone In Healthy Volunteers

NCT01552863
View directory record Official record
Conditions
Pain
Interventions
Oxycodone
Drug
Lead sponsor
Pain Therapeutics
Industry
Eligibility
18 Years to 55 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 30, 2015 · Synced Sep 4, 2026, 5:40 AM EDT
Completed Early Phase 1 Interventional

Pilot Trial of Microsphere Oxycodone (Xtampza ER) for Pain Management in Patients Receiving Radiotherapy for Locally Advanced Head and Neck Cancer

NCT03317730
View directory record Official record
Conditions
Locally Advanced Head and Neck Cancer
Interventions
Xtampza ER
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jul 19, 2021 · Synced Sep 4, 2026, 5:40 AM 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 1, 2026 · Synced Sep 4, 2026, 5:40 AM 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 3, 2022 · Synced Sep 4, 2026, 5:40 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Abuse Potential of HORIZANT With and Without Oxycodone in Healthy, Nondependent Recreational Opioid Users

NCT06247488
View directory record Official record
Conditions
Abuse Potential
Interventions
Placebo, Oxycodone 20 mg, GE-IR 200 mg, GE-IR 450 mg
Drug
Lead sponsor
Arbor Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Aug 11, 2024 · Synced Sep 4, 2026, 5:40 AM 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 21, 2026 · Synced Sep 4, 2026, 5:40 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Addition of Muscle Relaxants in a Multimodal Analgesic Regimen for Analgesia After Primary Total Knee Arthroplasty

NCT04574791
View directory record Official record
Conditions
Pain, Postoperative
Interventions
TiZANidine 2 MG Oral Capsule
Drug
Lead sponsor
Rothman Institute Orthopaedics
Other
Eligibility
18 Years to 80 Years
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 4, 2020 · Synced Sep 4, 2026, 5:40 AM 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 4, 2026, 5:40 AM EDT
Completed Phase 2 Interventional

Safety and Efficacy Study of GRT6005 in Patients With Osteoarthritis (OA) Knee Pain

NCT01709214
View directory record Official record
Conditions
Moderate to Severe Chronic Pain Due to Osteoarthritis of the Knee
Interventions
Cebranopadol (GRT6005) Low-Dose Range, Cebranopadol (GRT6005) High-Dose Range, Placebo, Oxycodone CR
Drug
Lead sponsor
Tris Pharma, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
619 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
83
States / cities
Birmingham, Alabama • Huntsville, Alabama • Phoenix, Arizona + 74 more
Source: ClinicalTrials.gov public record
Updated Jul 14, 2021 · Synced Sep 4, 2026, 5:40 AM EDT
Not yet recruiting Phase 1 Interventional Accepts healthy volunteers

Evaluation of the Safety and Effects of Psychoactive Substances in People With Past Opioid Use

NCT07218549
View directory record Official record
Conditions
Opioid Use, Substance Use Disorders, Opioid Analgesia
Interventions
Placebo, Oxycodone HCl, Kratom 8g, Kratom 12g, Kratom 16g, Kratom 4g
Drug
Lead sponsor
Christopher D. Verrico
Other
Eligibility
18 Years to 55 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 29, 2026 · Synced Sep 4, 2026, 5:40 AM EDT
Terminated Phase 4 Interventional Results available

Safety and Pharmacokinetic Study of ALO-02 in Children Ages 7-17 With Pain

NCT02680847
View directory record Official record
Conditions
Moderate-severe Pain
Interventions
ALO-02
Drug
Lead sponsor
Pfizer
Industry
Eligibility
7 Years to 17 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
16
States / cities
Lancaster, California • Los Angeles, California • Sacramento, California + 4 more
Source: ClinicalTrials.gov public record
Updated Sep 24, 2018 · Synced Sep 4, 2026, 5:40 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 4, 2026, 5:40 AM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Too Much of a Good Thing? Impact of Initial Prescription Size in Post-cesarean Section Pain Management

NCT05360433
View directory record Official record
Conditions
Post Operative Pain
Interventions
Oxycodone oral capsule
Drug
Lead sponsor
Carilion Clinic
Other
Eligibility
19 Years to 40 Years · Female only
Enrollment
170 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Roanoke, Virginia
Source: ClinicalTrials.gov public record
Updated May 3, 2022 · Synced Sep 4, 2026, 5:40 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Assessment of Abuse Potential of Cebranopadol in Humans

NCT05256108
View directory record Official record
Conditions
Human Abuse Potential
Interventions
Oxycodone 40 mg, Tramadol 600 mg, Placebo, Cebranopadol 600 µg, Cebranopadol 1000 µg
Drug
Lead sponsor
Tris Pharma, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 26, 2022 · Synced Sep 4, 2026, 5:40 AM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

A Prospective Pilot Study of a Non-Narcotic Post-Operative Course After Colectomy

NCT05200806
View directory record Official record
Conditions
Analgesia, Post-Operative Pain, Breakthrough Pain, Colectomy
Interventions
Non-Narcotic ERAS Post-Operative Pain Management
Other
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Oct 13, 2022 · Synced Sep 4, 2026, 5:40 AM EDT
Withdrawn Phase 3 Interventional

Pain Control Without Opioids

NCT04813991
View directory record Official record
Conditions
Perioperative Pain
Interventions
Ibuprofen 600 mg, OxyCODONE 5 Mg Oral Capsule
Drug
Lead sponsor
Hackensack Meridian Health
Other
Eligibility
18 Years to 90 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Hackensack, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 9, 2022 · Synced Sep 4, 2026, 5:40 AM EDT