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ClinicalTrials.gov public records Last synced Oct 20, 2026, 5:38 AM EDT

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Showing 1–24 of 760 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Analgesic Agent Clear all
Completed Not applicable Interventional

Comparison of Acetaminophen With Codeine and Ibuprofen for Children With Injuries

NCT00474721
View directory record Official record
Conditions
Pain
Interventions
ibuprofen, acetaminophen with codeine
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
5 Years to 18 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2004
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated May 17, 2007 · Synced Oct 20, 2026, 5:38 AM EDT
Completed Not applicable Interventional

Methods for Effective Disposal of Surplus Analgesics to Facilitate Elimination

NCT05991687
View directory record Official record
Conditions
Surgery, Analgesics, Opioids
Interventions
In-home drug disposal pouch, Mail-in prepaid envelope
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Oct 20, 2026, 5:38 AM EDT
Completed Phase 3 Interventional Results available

Efficacy Study to Evaluate Buprenorphine HCl Buccal Film in Opioid-Experienced Subjects

NCT01675167
View directory record Official record
Conditions
Low Back Pain
Interventions
Buprenorphine, Placebo
Drug
Lead sponsor
BioDelivery Sciences International
Industry
Eligibility
18 Years and older
Enrollment
815 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
66
States / cities
Birmingham, Alabama • Haleyville, Alabama • Mobile, Alabama + 57 more
Source: ClinicalTrials.gov public record
Updated Feb 27, 2017 · Synced Oct 20, 2026, 5:38 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 16, 2019 · Synced Oct 20, 2026, 5:38 AM EDT
Completed Phase 3 Interventional Results available

Maxigesic IV Phase 3 Bunionectomy Study

NCT02689063
View directory record Official record
Conditions
Post Operative Pain
Interventions
Maxigesic IV, IV Acetaminophen, IV Ibuprofen, Placebo IV
Drug
Lead sponsor
AFT Pharmaceuticals, Ltd.
Industry
Eligibility
18 Years to 65 Years
Enrollment
276 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
2
States / cities
Pasadena, Maryland • Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jul 6, 2021 · Synced Oct 20, 2026, 5:38 AM EDT
Completed Phase 2 Interventional

A Multicenter Study Comparing the Analgesic Effects and Safety of ABT-639 Compared to Placebo in Subjects With Diabetic Neuropathic Pain

NCT01345045
View directory record Official record
Conditions
Diabetic Neuropathic Pain
Interventions
ABT-639, pregabalin, Placebo
Drug
Lead sponsor
AbbVie (prior sponsor, Abbott)
Industry
Eligibility
18 Years to 75 Years
Enrollment
193 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
19
States / cities
Little Rock, Arkansas • Anaheim, California • Long Beach, California + 15 more
Source: ClinicalTrials.gov public record
Updated Jan 8, 2013 · Synced Oct 20, 2026, 5:38 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Medrol Dosepak for Outpatient Total Knee Arthroplasty

NCT05097976
View directory record Official record
Conditions
Total Knee Arthroplasty
Interventions
Methylprednisolone, Placebo
Drug
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older
Enrollment
420 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Oak Brook, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 9, 2026 · Synced Oct 20, 2026, 5:38 AM EDT
Completed Phase 4 Interventional Results available

The Effect of Ibuprofen on Post-partum Blood Pressure in Women With Hypertensive Disorders of Pregnancy

NCT02891174
View directory record Official record
Conditions
Hypertension, Pregnancy-Induced, Pre-eclampsia
Interventions
Ibuprofen, Acetaminophen
Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated May 23, 2019 · Synced Oct 20, 2026, 5:38 AM EDT
Completed Phase 2 Interventional

A Study of ARRY-371797 in Subjects Undergoing Third Molar Extraction

NCT00542035
View directory record Official record
Conditions
Dental Pain
Interventions
ARRY-371797, p38 inhibitor; oral, Placebo; oral
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
2
States / cities
San Marcos, Texas • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Feb 21, 2021 · Synced Oct 20, 2026, 5:38 AM EDT
Terminated Phase 3 Interventional Results available

Open-Label Study to Evaluate the Effect of Treatment With Fentanyl Buccal Tablets on Pain Anxiety Symptoms When Used for the Management of Breakthrough Pain

NCT00387010
View directory record Official record
Conditions
Pain, Chronic Pain, Breakthrough Pain
Interventions
Fentanyl Buccal Tablets
Drug
Lead sponsor
Cephalon
Industry
Eligibility
18 Years to 80 Years
Enrollment
218 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
33
States / cities
Birmingham, Alabama • Phoenix, Arizona • Anaheim, California + 29 more
Source: ClinicalTrials.gov public record
Updated Oct 22, 2012 · Synced Oct 20, 2026, 5:38 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Human Experimental Models of Pain (HEMP)

NCT07549490
View directory record Official record
Conditions
Acute Pain
Interventions
Placebo, Naproxen, Pregabalin
Drug
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
18 Years to 100 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 19, 2026 · Synced Oct 20, 2026, 5:38 AM EDT
Not listed Not applicable Interventional

Phoenix Thera-Lase for Treating Chronic Pain in Patients Taking Opioid on a PRN Basis

NCT02964000
View directory record Official record
Conditions
Pain
Interventions
Low level 1 Watt, Phoenix Thera-Lase System 42, Phoenix Thera-Lase System 74
Device
Lead sponsor
Phoenix Thera-lase Systems, LLC
Industry
Eligibility
25 Years to 65 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Feb 23, 2017 · Synced Oct 20, 2026, 5:38 AM EDT
Completed Not applicable Interventional Results available

Analgesic Efficacy of Intravenous Ibuprofen in Biliary Colic

NCT02268955
View directory record Official record
Conditions
Biliary Colic
Interventions
IV Ibuprofen, Saline
Drug
Lead sponsor
Valleywise Health
Other
Eligibility
18 Years to 55 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated May 14, 2019 · Synced Oct 20, 2026, 5:38 AM EDT
Completed Phase 3 Interventional Results available

Maxigesic® IV Phase 3 Exposure Study

NCT04005755
View directory record Official record
Conditions
Postoperative Pain
Interventions
Maxigesic® IV
Drug
Lead sponsor
AFT Pharmaceuticals, Ltd.
Industry
Eligibility
18 Years and older
Enrollment
232 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
2
States / cities
Pasadena, Maryland • Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 1, 2021 · Synced Oct 20, 2026, 5:38 AM 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 9, 2014 · Synced Oct 20, 2026, 5:38 AM EDT
Withdrawn Not applicable Interventional

Feasibility of an Analgesic Device Enabling Local Anesthetic Delivery and Neuromodulation After Knee Surgery

NCT07336355
View directory record Official record
Conditions
Knee Arthropathy
Interventions
Percutaneous peripheral nerve stimulation
Device
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Mar 17, 2026 · Synced Oct 20, 2026, 5:38 AM EDT
Completed Not applicable Interventional Results available

Feasibility of an Analgesic Device Enabling Local Anesthetic Delivery and Neuromodulation After Shoulder/Foot Surgery

NCT06818708
View directory record Official record
Conditions
Rotator Cuff Injuries, Shoulder Disease, Hallux Valgus, Ankle Arthropathy
Interventions
Experimental Treatment
Device
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Nov 18, 2025 · Synced Oct 20, 2026, 5:38 AM EDT
Completed Phase 1 Interventional

Edible Plant Exosome Ability to Prevent Oral Mucositis Associated With Chemoradiation Treatment of Head and Neck Cancer

NCT01668849
View directory record Official record
Conditions
Head and Neck Cancer, Oral Mucositis
Interventions
Grape extract, Lortab, Fentanyl patch, mouthwash
Dietary Supplement · Drug
Lead sponsor
University of Louisville
Other
Eligibility
20 Years to 85 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2022
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Aug 9, 2022 · Synced Oct 20, 2026, 5:38 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Green Light Exposure in Healthy Volunteers Exposure in Normal Human Volunteers

NCT05295225
View directory record Official record
Conditions
Chronic Pain
Interventions
Green Light Emitting Diode, White Light Emitting Diode
Device
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 50 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Jan 5, 2026 · Synced Oct 20, 2026, 5:38 AM EDT
Not listed Phase 4 Interventional

Nasal Naloxone for Narcotic Overdose

NCT01912573
View directory record Official record
Conditions
Drug Overdose
Interventions
Intranasal (IN) naloxone, Intravenous (IV) naloxone, Intramuscular (IM) naloxone, Intraosseus (IO) naloxone
Drug
Lead sponsor
Judith Feinberg
Other
Eligibility
12 Years and older
Enrollment
236 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
3
States / cities
Batavia, Ohio • Portsmouth, Ohio • West Union, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 31, 2013 · Synced Oct 20, 2026, 5:38 AM EDT
Terminated Phase 2 Interventional Results available

Role of Methadone As Co-Opioid Analgesic

NCT00558870
View directory record Official record
Conditions
Pain
Interventions
Morphine, Methadone
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2015
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 5, 2016 · Synced Oct 20, 2026, 5:38 AM EDT
Completed Phase 3 Interventional Results available

Pain Outcomes of Non-opioid vs. Opioid Analgesia for Kidney Stone Surgery.

NCT03584373
View directory record Official record
Conditions
Nephrolithiasis
Interventions
Ketorolac Oral Tablet [Toradol], Acetaminophen, Oxycodone Acetaminophen
Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
119 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
2
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Dec 18, 2023 · Synced Oct 20, 2026, 5:38 AM EDT
Not listed Phase 3 Interventional

Safety, Tolerability, PK, and Analgesic Effect of INL-001 in Children Following Open Inguinal Hernia Repair

NCT03262688
View directory record Official record
Conditions
Inguinal Hernia, Postoperative Pain
Interventions
Bupivacaine HCl collagen-matrix implant, Bupivacaine HCl infiltration
Drug
Lead sponsor
Innocoll
Industry
Eligibility
2 Years to 16 Years
Enrollment
159 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
11
States / cities
Laguna Hills, California • Altamonte Springs, Florida • Miami, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Jul 30, 2021 · Synced Oct 20, 2026, 5:38 AM EDT
Completed Not applicable Interventional Results available

Efficacy of Oral Versus Intravenous Acetaminophen for Primary Pediatric Cleft Palate Repair

NCT01500109
View directory record Official record
Conditions
Cleft Palate
Interventions
Oral acetaminophen, Ofirmev®, Opioid only
Drug
Lead sponsor
Loma Linda University
Other
Eligibility
5 Months to 5 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Jun 9, 2021 · Synced Oct 20, 2026, 5:38 AM EDT