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ClinicalTrials.gov public records Last synced Oct 24, 2026, 7:35 AM EDT

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Showing 193–216 of 948 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: acetominophen Clear all
Completed Phase 3 Interventional Results available

Total Knee Arthroplasty (TKA) Study of HTX-011 in an Multimodal Analgesic Regimen (MMA) Regimen

NCT03974932
View directory record Official record
Conditions
Analgesia
Interventions
HTX-011, Ibuprofen, Acetaminophen, Celecoxib, +/- Bupivacaine HCl, Luer Lock Applicator
Drug · Device
Lead sponsor
Heron Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
116 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
6
States / cities
Sheffield, Alabama • Tamarac, Florida • Dayton, Ohio + 3 more
Source: ClinicalTrials.gov public record
Updated Mar 2, 2026 · Synced Oct 24, 2026, 7:35 AM 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 24, 2026, 7:35 AM EDT
Completed Phase 4 Interventional Results available

Pharmacokinetic Study of Hydrocodone/APAP in Chronic Pain Patients

NCT01517295
View directory record Official record
Conditions
Chronic Pain
Interventions
Hydrocodone
Drug
Lead sponsor
NEMA Research, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
2
States / cities
Naples, Florida • Leawood, Kansas
Source: ClinicalTrials.gov public record
Updated Jul 28, 2016 · Synced Oct 24, 2026, 7:35 AM EDT
Withdrawn Phase 4 Interventional

Improving Pain Management After Total Shoulder Replacement Using Bupivacaine Liposome

NCT04134442
View directory record Official record
Conditions
Osteoarthritis of the Shoulder, Shoulder Pain, Pain, Postoperative
Interventions
Bupivacaine Liposome Injection, Standard Therapy
Drug · Other
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 6, 2022 · Synced Oct 24, 2026, 7:35 AM EDT
Not yet recruiting Phase 4 Interventional

Comparing Pain Improvement for Intravenous Versus Oral Acetaminophen in Acute Pelvic Pain

NCT07595302
View directory record Official record
Conditions
Pelvic Pain
Interventions
Acetaminophen 1000mg PO, IV Acetaminophen 1000mg, IV Placebo, PO Placebo
Drug · Other
Lead sponsor
Montefiore Medical Center
Other
Eligibility
16 Years to 50 Years · Female only
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Sep 23, 2026 · Synced Oct 24, 2026, 7:35 AM EDT
Withdrawn Phase 4 Interventional Accepts healthy volunteers

Sprix for Postoperative Pain Control Following Gynecologic Surgery

NCT04444830
View directory record Official record
Conditions
Post Operative Pain Control, Narcotic Use, Pelvic Organ Prolapse, Urinary Incontinence , Stress, Surgery
Interventions
Sprix
Drug
Lead sponsor
University of Louisville
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Jul 29, 2022 · Synced Oct 24, 2026, 7:35 AM EDT
Terminated Early Phase 1 Interventional

PVB vs Ketamine/Lidocaine in Rib Fracture Patients

NCT04413799
View directory record Official record
Conditions
Rib Fractures, Rib Trauma, Rib Fracture Multiple, Pain, Acute
Interventions
lidocaine, ketamine intravenous infusion, paravertebral block with ropivicaine
Combination Product · Drug
Lead sponsor
George Washington University
Other
Eligibility
18 Years to 80 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jun 22, 2025 · Synced Oct 24, 2026, 7:35 AM EDT
Terminated Phase 2 Interventional Results available

Benzodiazepines for the Reduction of Distress and Pain During and After Emergency Department Care

NCT03756038
View directory record Official record
Conditions
Acute Pain
Interventions
Placebos, Lorazepam
Drug
Lead sponsor
Maria Pacella
Other
Eligibility
18 Years to 65 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 9, 2020 · Synced Oct 24, 2026, 7:35 AM EDT
Completed Phase 4 Interventional

Prevention of Post-Mastectomy Breast Pain Using Ambulatory Continuous Paravertebral Blocks

NCT01231204
View directory record Official record
Conditions
Paravertebral Catheter Insertion, Mastectomy, Breast Cancer
Interventions
Placebo (normal saline) Continuous Infusion, Ropivicaine 0.4% Continuous Infusion
Procedure
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Apr 11, 2016 · Synced Oct 24, 2026, 7:35 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety, Tolerability, Pharmacokinetic and Pharmacodynamic Study of MBX 1416 in Healthy Subjects

NCT06036784
View directory record Official record
Conditions
Postbariatric Hypoglycemia
Interventions
MBX 1416 (Part A), MBX 1416 (Part B), Placebo, MBX 1416 (Part C)
Drug
Lead sponsor
MBX Biosciences
Industry
Eligibility
18 Years to 65 Years
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Chula Vista, California
Source: ClinicalTrials.gov public record
Updated Dec 12, 2024 · Synced Oct 24, 2026, 7:35 AM EDT
Terminated Phase 2Phase 3 Interventional

Opioid-Free Pain Control Regimen Following Robotic Radical Prostatectomy

NCT05597878
View directory record Official record
Conditions
Pain Management, Opioid Use, Prostate Cancer
Interventions
Oxycodone, Acetaminophen, Ketamine, Ketorolac
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
40 Years to 75 Years · Male only
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Oct 24, 2026, 7:35 AM EDT
Recruiting Phase 2 Interventional

Iberdomide, Daratumumab, Carfilzomib, and Dexamethasone (Iber-KDd) in Patients With Relapsed/Refractory Multiple Myeloma

NCT05896228
View directory record Official record
Conditions
Refractory Multiple Myeloma, Relapsed Multiple Myeloma
Interventions
Iberdomide, Carfilzomib, Daratumumab, Dexamethasone, Acetaminophen, Diphenhydramine, Montelukast
Drug
Lead sponsor
Benjamin T Diamond, MD
Other
Eligibility
18 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2031
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Mar 11, 2026 · Synced Oct 24, 2026, 7:35 AM EDT
Completed Phase 2 Interventional

Pain Management and Behavioral Outcomes in Patients With Dementia

NCT00012857
View directory record Official record
Conditions
Dementia, Alzheimer Disease, Pain, Behavior, Agitation
Interventions
acetaminophen 650 mg qid and placebo qid PRN. The other arm was placebo qid and acetaminophen 650 mg qid PRN
Drug
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
55 Years and older
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2001
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Apr 7, 2015 · Synced Oct 24, 2026, 7:35 AM EDT
Recruiting Not applicable Interventional

Infusion of Cell Populations From Unlicensed Umbilical Cord Blood Units

NCT01451502
View directory record Official record
Conditions
Lymphatic Diseases, Hematopoietic Malignancy
Interventions
Umbilical Cord Blood (UCB)
Biological
Lead sponsor
Masonic Cancer Center, University of Minnesota
Other
Eligibility
Not listed
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2028
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 6, 2026 · Synced Oct 24, 2026, 7:35 AM EDT
Recruiting Phase 4 Interventional

The Effect of Multimodal Pain Regimen on Use of Narcotics After Rotator Cuff Tear Repair

NCT07076069
View directory record Official record
Conditions
Rotator Cuff Repairs, Pain Management
Interventions
Multimodal Pain Regimen, Standard of Care Pain Regimen
Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Oct 24, 2026, 7:35 AM EDT
Withdrawn Phase 4 Interventional

Adjunctive 5% Lidocaine Patches for Acute Non-radicular Low Back Pain in Emergency Department Patients

NCT03301766
View directory record Official record
Conditions
Low Back Pain
Interventions
lidocaine 5% patch, standard therapy, Non-medicated patch
Drug
Lead sponsor
Cook County Health
Government
Eligibility
24 Years to 64 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 29, 2023 · Synced Oct 24, 2026, 7:35 AM EDT
Completed Not applicable Interventional

Virtual Reality, Debriefing and Chronic Pain

NCT05254509
View directory record Official record
Conditions
Chronic Pain
Interventions
Occupational Therapy, Occupational Therapy +Virtual Reality
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 11, 2025 · Synced Oct 24, 2026, 7:35 AM EDT
Completed Phase 3 Interventional

The Safety and Efficacy of the Buprenorphine Transdermal Delivery System in Subjects With Chronic Back Pain.

NCT00315887
View directory record Official record
Conditions
Chronic Low Back Pain
Interventions
Buprenorphine transdermal delivery system
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999
U.S. locations
22
States / cities
Huntsville, Alabama • Phoenix, Arizona • Waterbury, Connecticut + 19 more
Source: ClinicalTrials.gov public record
Updated May 3, 2006 · Synced Oct 24, 2026, 7:35 AM EDT
Completed Phase 3 Interventional Results available

A Study to Evaluate the Efficacy and Safety of Obinutuzumab Versus MMF in Participants With Childhood Onset Idiopathic Nephrotic Syndrome

NCT05627557
View directory record Official record
Conditions
Childhood Idiopathic Nephrotic Syndrome
Interventions
Obinutuzumab, MMF, Prednisone, Methylprednisolone, Acetaminophen/ Paracetamol, Diphenhydramine Hydrochloride
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
2 Years to 25 Years
Enrollment
85 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
8
States / cities
Palo Alto, California • Miami, Florida • Orlando, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Oct 14, 2026 · Synced Oct 24, 2026, 7:35 AM EDT
Recruiting Not applicable Interventional

Prescription Antipyretics to Decrease Unscheduled Return Visits In A Pediatric Emergency Department

NCT07074912
View directory record Official record
Conditions
Fever
Interventions
Prescription for weight-based dosing of antipyretic, Standard discharge instructions
Other
Lead sponsor
University of Texas at Austin
Other
Eligibility
6 Months to 36 Months
Enrollment
440 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jul 20, 2025 · Synced Oct 24, 2026, 7:35 AM EDT
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

Scheduled or as Needed Pain Regimen?

NCT06495632
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Motrin and narcotic
Drug
Lead sponsor
Cape Fear Valley Health System
Other
Eligibility
18 Years to 65 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Fayetteville, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 21, 2026 · Synced Oct 24, 2026, 7:35 AM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Can Acetaminophen Given 1-2 Hours to Children Before Ear Tube Surgery Reduce Agitation After Anesthesia?

NCT01737593
View directory record Official record
Conditions
Emergence Agitation, Pain
Interventions
Acetaminophen
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
6 Months to 6 Years
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 21, 2016 · Synced Oct 24, 2026, 7:35 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Osteopathic Manipulative Treatment in the Third Trimester of Pregnancy

NCT06570395
View directory record Official record
Conditions
Pregnancy, Osteopathic Manipulative Treatment (OMT)
Interventions
Osteopathic Manipulative Treatment
Procedure
Lead sponsor
Corewell Health South
Other
Eligibility
18 Years to 34 Years · Female only
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Saint Joseph, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 23, 2026 · Synced Oct 24, 2026, 7:35 AM EDT
Terminated Not applicable Interventional Results available

IV Acetaminophen vs IV Morphine for Pain Control in Pregnant Women

NCT02267772
View directory record Official record
Conditions
Pain Management in Pregnant Women
Interventions
IV Acetaminophen, IV Morphine
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 60 Years · Female only
Enrollment
163 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 22, 2021 · Synced Oct 24, 2026, 7:35 AM EDT