Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 22, 2026, 8:22 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 54 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Codeine (30 mg) Clear all
Completed Phase 2 Interventional Results available

Comparing Five Oral Analgesics for Treatment of Acute Pain in the Emergency Department (ED)

NCT03173456
View directory record Official record
Conditions
Musculoskeletal Pain
Interventions
oxycodone/APAP, hydrocodone/APAP, codeine/APAP, 400 ibuprofen/APAP, 800 ibuprofen/APAP
Drug
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
21 Years to 64 Years
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Feb 1, 2022 · Synced Oct 22, 2026, 8:22 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 22, 2026, 8:22 PM EDT
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers Results available

Opioid-Free Pain Protocol After Shoulder Arthroplasty

NCT05488847
View directory record Official record
Conditions
Shoulder Arthropathy, Shoulder Pain
Interventions
Celecoxib, Pregabalin, Tramadol, Dexamethasone, Acetaminophen, Ropivicaine, Epinephrine, Ketorolac, Tizanidine, Magnesium, Ibuprofen, Oxycodone Hydrochloride 5 Mg
Drug
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years and older
Enrollment
83 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Feb 10, 2026 · Synced Oct 22, 2026, 8:22 PM EDT
Terminated Phase 2 Interventional

A 2 Week Blinded Study For Pain Due To Arthritis Of The Knee

NCT00483977
View directory record Official record
Conditions
Osteoarthritis
Interventions
Oxycodone, Placebo, PF-000592379
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 75 Years
Enrollment
113 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
21
States / cities
Mobile, Alabama • Tucson, Arizona • Carmichael, California + 17 more
Source: ClinicalTrials.gov public record
Updated Apr 29, 2011 · Synced Oct 22, 2026, 8:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Aprepitant Effects on Oxycodone Response

NCT00999544
View directory record Official record
Conditions
Narcotic Abuse
Interventions
Aprepitant 0mg, Aprepitant 40mg, Aprepitant 200mg, Oxycodone 0mg, p.o., Oxycodone 20mg, p.o., Oxycodone 40mg, p.o., Oxycodone 0mg, IN, Oxycodone 15mg, IN, Oxycodone 30mg, IN
Drug
Lead sponsor
Sharon Walsh
Other
Eligibility
18 Years to 55 Years
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Sep 1, 2017 · Synced Oct 22, 2026, 8:22 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Abuse Potential Study of PF-00345439

NCT01986283
View directory record Official record
Conditions
Opioid Users
Interventions
Capsule, PF-00345439, oxycodone
Drug
Lead sponsor
Pain Therapeutics
Industry
Eligibility
18 Years to 55 Years
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Apr 4, 2016 · Synced Oct 22, 2026, 8:22 PM EDT
Completed Phase 4 Interventional Results available

Multimodal Pain Study in Free Flap Patients

NCT04246697
View directory record Official record
Conditions
Head and Neck Cancer, Analgesia
Interventions
Tylenol, Oxycodone, Morphine, Gabapentin, toradol, Bupivacaine
Drug
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Jul 7, 2026 · Synced Oct 22, 2026, 8:22 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 27, 2017 · Synced Oct 22, 2026, 8:22 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Effect of Methylnaltrexone on GI Transit in Healthy Volunteers

NCT01055704
View directory record Official record
Conditions
Gastric Motility Disorder
Interventions
Methylnaltrexone only, Codeine only, Methylnaltrexone + codeine, Placebo + placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 25, 2012 · Synced Oct 22, 2026, 8:22 PM EDT
Completed Not applicable Interventional

The Effect of Prolonged Multimodal Analgesic Regimen on Post Hospital Discharge Opioid Use and Pain Control After Primary Total Knee Arthroplasty

NCT04003350
View directory record Official record
Conditions
Osteo Arthritis Knee
Interventions
Oxycodone, Tramadol, Tylenol, Meloxicam, Gabapentin, Metaxalone, Esomeprazole 20mg
Drug
Lead sponsor
Rothman Institute Orthopaedics
Other
Eligibility
18 Years and older
Enrollment
216 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 1, 2019 · Synced Oct 22, 2026, 8:22 PM EDT
Not listed Not applicable Interventional

Analgesic Response to Opioid Analgesics in Buprenorphine-Maintained Individuals

NCT02136784
View directory record Official record
Conditions
Analgesic Response
Interventions
morphine sulfate, hydrocodone, hydromorphone HCI, oxycodone, buprenorphine, oral tablet placebo, sublingual tablet placebo
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
20 Years to 50 Years · Male only
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 13, 2014 · Synced Oct 22, 2026, 8:22 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Reduced Opioid Prescription After Laparoscopic Hysterectomy

NCT05548582
View directory record Official record
Conditions
Pain, Postoperative, Opioid Misuse, Opioid Use, Pain
Interventions
OxyCODONE 5 mg Oral Tablet, Acetaminophen 500 mg Tab, Ibuprofen 600 mg
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older · Female only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 12, 2026 · Synced Oct 22, 2026, 8:22 PM EDT
Completed Phase 3 Interventional Results available

Comparing the Efficacy of Oral Opioids for Outpatient Acute Pain Management After ED Discharge Discharge

NCT01402375
View directory record Official record
Conditions
Analgesia After ED Discharge for Extremity Injuries
Interventions
Hydrocodone (first trial), Codeine (first trial), Oxycodone (for second trial), Codeine (for second trial), Oxycodone (third trial), Hydrocodone (third trial)
Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
21 Years to 64 Years
Enrollment
720 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 May 1, 2018 · Synced Oct 22, 2026, 8:22 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Pharmacokinetics Study of ALO-02 and OxyContin

NCT01557257
View directory record Official record
Conditions
Management of Moderate to Severe Pain
Interventions
ALO-02, Naltrexone block, OxyContin
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 28, 2012 · Synced Oct 22, 2026, 8:22 PM 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 4, 2016 · Synced Oct 22, 2026, 8:22 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Non-intrusive Detection of Temporary Neurologic Impairment By Opioids

NCT04223609
View directory record Official record
Conditions
Healthy
Interventions
Oxycodone, Placebo, EyeLink 1000 Plus, Oculo-Cognitive Addition test (OCAT), VT3mini - Eye Tracking Technology for OEMs
Drug · Device · Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
21 Years to 59 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Scottsdale, Arizona
Source: ClinicalTrials.gov public record
Updated Apr 5, 2023 · Synced Oct 22, 2026, 8:22 PM EDT
Completed Phase 1Phase 2 Interventional

Codeine in Sickle Cell Disease

NCT00174538
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Codeine (30 mg)
Drug
Lead sponsor
PriCara, Unit of Ortho-McNeil, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 30, 2011 · Synced Oct 22, 2026, 8:22 PM EDT
Completed Phase 4 Interventional Results available

Efficacy of Opioid-limiting Pain Management Protocol in Men Undergoing Urethroplasty

NCT03859024
View directory record Official record
Conditions
Pain, Postoperative, Urethral Stricture
Interventions
Oxycodone, Acetaminophen, Gabapentin, celebrex, Bupivacaine, Ibuprofen 800 mg, Dexamethasone
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older · Male only
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 22, 2026, 8:22 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Drug Screening System Method Comparison

NCT06618183
View directory record Official record
Conditions
Reagent Kits, Diagnostic
Interventions
Fingerprint sweat drug screen, Fingerprint sweat laboratory analysis
Diagnostic Test
Lead sponsor
Intelligent Bio Solutions Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
135 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
3
States / cities
Decatur, Georgia • Berlin, New Jersey • Marlton, New Jersey
Source: ClinicalTrials.gov public record
Updated Oct 1, 2024 · Synced Oct 22, 2026, 8:22 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety, Tolerability and Pharmacokinetics of NYX-783 and Oxycodone DDI Study

NCT05447286
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
NYX-783, Placebo, Oxycodone
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 58 Years
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
2
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 25, 2025 · Synced Oct 22, 2026, 8:22 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 22, 2026, 8:22 PM 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 4, 2016 · Synced Oct 22, 2026, 8:22 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 22, 2026, 8:22 PM EDT
Completed Not applicable Interventional Results available

Evaluation of Stepped Care for Chronic Pain in Iraq/Afghanistan Veterans (ESCAPE)

NCT00386243
View directory record Official record
Conditions
Low Back Pain, Pain, Pain, Intractable
Interventions
Cognitive behavioral therapy, Pain self-management program, Co-Analgesic Therapy, Opioid Analgesics
Behavioral · Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
242 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jul 5, 2019 · Synced Oct 22, 2026, 8:22 PM EDT