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ClinicalTrials.gov public records Last synced Oct 18, 2026, 3:43 PM EDT

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Showing 241–264 of 301 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Codeine Clear all
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 4, 2016 · Synced Oct 18, 2026, 3:43 PM 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 16, 2021 · Synced Oct 18, 2026, 3:43 PM 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 14, 2020 · Synced Oct 18, 2026, 3:43 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Pain Management in Outpatient Urologic Procedures

NCT03393364
View directory record Official record
Conditions
Urologic Diseases
Interventions
Oxycodone, Ketorolac
Drug
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 11, 2020 · Synced Oct 18, 2026, 3:43 PM EDT
Completed Phase 2 Interventional Results available

Hydrocodone/Acetaminophen for Acute Pain Following Bunionectomy

NCT01038609
View directory record Official record
Conditions
Pain
Interventions
Hydrocodone/Acetaminophen Extended Release, Acetaminophen, Morphine Extended Release, Placebo
Drug
Lead sponsor
AbbVie (prior sponsor, Abbott)
Industry
Eligibility
18 Years to 75 Years
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
4
States / cities
Peoria, Arizona • Austin, Texas • San Marcos, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 8, 2014 · Synced Oct 18, 2026, 3:43 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 19, 2016 · Synced Oct 18, 2026, 3:43 PM 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 11, 2015 · Synced Oct 18, 2026, 3:43 PM EDT
Completed Phase 2 Interventional Results available

Analgesic Efficacy of (MSIR)/Acetaminophen vs. Oxycodone/Acetaminophen (Percocet)

NCT03088826
View directory record Official record
Conditions
Pain Management
Interventions
Morphine Sulfate, Oxycodone, Acetaminophen
Drug
Lead sponsor
Antonios Likourezos
Other
Eligibility
18 Years to 64 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated Mar 14, 2022 · Synced Oct 18, 2026, 3:43 PM EDT
Suspended Phase 4 Interventional

Opioid Reduction Toolkit Reduces Opioids Prescribed and Consumed

NCT05363436
View directory record Official record
Conditions
Opioid Abuse, Opioid Misuse, Pain
Interventions
Oxycodone
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years to 99 Years
Enrollment
159 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2028
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 22, 2024 · Synced Oct 18, 2026, 3:43 PM 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 7, 2014 · Synced Oct 18, 2026, 3:43 PM EDT
Suspended Not applicable Interventional

The Addition of Oral Analgesics to LET During Laceration Repair

NCT01268670
View directory record Official record
Conditions
Laceration, Pain
Interventions
Ibuprofen, Oxycodone, Placebo
Drug · Other
Lead sponsor
Children's Hospitals and Clinics of Minnesota
Other
Eligibility
4 Years to 10 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2012
U.S. locations
1
States / cities
Minneapolis and Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 31, 2013 · Synced Oct 18, 2026, 3:43 PM EDT
Not listed Phase 4 Interventional

Multimodal Narcotic Limited Perioperative Pain Control With Colorectal Surgery

NCT02958566
View directory record Official record
Conditions
Colon Cancer, Colon Diverticulosis, Colonic Neoplasms, Colonic Diverticulitis, Pain, Postoperative, Ileus, Ileus Paralytic, Ileus; Mechanical, Constipation Drug Induced, Constipation, Rectum Cancer, Rectum Neoplasm
Interventions
Acetaminophen, Gabapentin, Orphenadrine, Lidocaine, Marcaine, Ketamine, Methadone, Tramadol, Ketorolac, Morphine Sulfate, Fentanyl, Dilaudid, Hydrocodone-Acetaminophen Tab 5-325 MG, HYDROCODONE/ACETAMINOPHEN 5 Mg-325 Mg ORAL TABLET
Drug
Lead sponsor
University of Illinois College of Medicine at Peoria
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Peoria, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 20, 2017 · Synced Oct 18, 2026, 3:43 PM EDT
Recruiting No phase listed Observational

Anesthetics and Analgesics in Children

NCT03427736
View directory record Official record
Conditions
Anesthesia, Pain
Interventions
Ketorolac Tromethamine, Hydromorphone, Ketamine, Oxycodone, Morphine, Fentanyl (IV)
Drug
Lead sponsor
Chi Dang Hornik
Other
Eligibility
6 Months to 17 Years
Enrollment
551 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
11
States / cities
Stanford, California • Aurora, Colorado • Wilmington, Delaware + 7 more
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 18, 2026, 3:43 PM EDT
Recruiting Phase 2 Interventional

Celecoxib for ENT Pain Management

NCT06505187
View directory record Official record
Conditions
Parotidectomy
Interventions
Celecoxib, Tylenol, Oxycodone, placebo
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 29, 2026 · Synced Oct 18, 2026, 3:43 PM EDT
Completed Phase 3 Interventional Results available

Long-Term Safety of Twice Daily Oxycodone Hydrochloride Controlled-release Tablets in Children Who Completed OTR3001

NCT01369615
View directory record Official record
Conditions
Pain
Interventions
Oxycodone hydrochloride controlled-release tablets
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
6 Years to 17 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
13
States / cities
Birmingham, Alabama • Paramount, California • Aurora, Colorado + 10 more
Source: ClinicalTrials.gov public record
Updated Sep 9, 2015 · Synced Oct 18, 2026, 3:43 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Toward Zero Prescribed Opioids for Outpatient General Surgery

NCT05327777
View directory record Official record
Conditions
Opioid Misuse and Addiction, Pain
Interventions
Oxycodone, Zero Opioid Protocol
Drug · Behavioral
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years to 99 Years
Enrollment
129 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 5, 2023 · Synced Oct 18, 2026, 3:43 PM EDT
Completed Phase 2 Interventional

Pilot Study of the Efficacy and Safety of Q8003 in Patients Who Have Undergone Total Knee Arthroplasty or Total Hip Arthroplasty

NCT00818493
View directory record Official record
Conditions
Postoperative Pain
Interventions
Q8003 (morphine sulfate and oxycodone hydrochloride), Low dose Q8003 (morphine sulfate and oxycodone hydrochloride), Percocet (oxycodone and acetaminophen)
Drug
Lead sponsor
QRxPharma Inc.
Industry
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
4
States / cities
Birmingham, Alabama • Phoenix, Arizona • Royal Oak, Michigan + 1 more
Source: ClinicalTrials.gov public record
Updated May 17, 2012 · Synced Oct 18, 2026, 3:43 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Study to Investigate the Safety, Tolerability and Pharmacokinetics of QEV-817 Oral Suspension

NCT06585163
View directory record Official record
Conditions
Healthy, PK Drug-drug Interaction Study
Interventions
Hydrocodone Bitartrate, Hydrocodone Bitartrate + Doxapram Hydrochloride
Drug
Lead sponsor
Quivive Pharma, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Secaucus, New Jersey
Source: ClinicalTrials.gov public record
Updated Aug 5, 2026 · Synced Oct 18, 2026, 3:43 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 4, 2026 · Synced Oct 18, 2026, 3:43 PM EDT
Completed Not applicable Interventional Results available

Emergency Department (ED) Drug Interaction in Emergency Department Patients

NCT01859715
View directory record Official record
Conditions
Drug Interactions
Interventions
Oxycodone, Hydrocodone, Ondansetron
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 95 Years
Enrollment
502 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated May 5, 2016 · Synced Oct 18, 2026, 3:43 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effect of Naloxegol on Gastric, Small Bowel, and Colonic Transit in Healthy Subjects

NCT02737059
View directory record Official record
Conditions
Constipation Drug Induced
Interventions
Naloxegol, Codeine, codeine placebo, naloxegol placebo
Drug
Lead sponsor
Michael Camilleri
Other
Eligibility
18 Years to 65 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 30, 2017 · Synced Oct 18, 2026, 3:43 PM EDT
Not listed Phase 2 Interventional Accepts healthy volunteers

Bandage Contact Lenses for Corneal Abrasions

NCT03206723
View directory record Official record
Conditions
Corneal Abrasion, Eye Trauma
Interventions
Bandage contact lens, Eyedrop, Hydrocodone
Device · Drug
Lead sponsor
Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Torrance, California
Source: ClinicalTrials.gov public record
Updated Feb 1, 2018 · Synced Oct 18, 2026, 3:43 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Pharmacokinetics And Relative Bioavailability Study Of Oxycodone in Healthy Volunteers

NCT01717027
View directory record Official record
Conditions
Healthy
Interventions
Oxycodone
Drug
Lead sponsor
Pain Therapeutics
Industry
Eligibility
18 Years to 55 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 31, 2015 · Synced Oct 18, 2026, 3:43 PM 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 16, 2019 · Synced Oct 18, 2026, 3:43 PM EDT