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 19, 2026, 7:42 PM EDT

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

Showing 169–192 of 948 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: acetaminophen Clear all
Completed Not applicable Interventional Results available

Patient-Driven Analgesic Protocol Selection for Post-Cesarean Pain Management

NCT02605187
View directory record Official record
Conditions
Postoperative Pain
Interventions
No choice given, Choice given, Ibuprofen, Acetaminophen, Gabapentin, Morphine (low), Morphine (med), Morphine (high)
Other · Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Oct 16, 2018 · Synced Oct 19, 2026, 7:42 PM EDT
Completed No phase listed Observational

Impact of Opioid Avoidance Protocol for ACL Reconstruction

NCT06340932
View directory record Official record
Conditions
ACL Tear, Post Operative Pain
Interventions
Iovera, Celecoxib, Acetaminophen, Oxycodone, Tramadol, Bupivacaine Hydrochloride, Acetaminophen 500Mg Cap
Device · Drug
Lead sponsor
Matthew Varacallo
Other
Eligibility
15 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
DuBois, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 7, 2025 · Synced Oct 19, 2026, 7:42 PM EDT
Terminated Phase 1Phase 2 Interventional Results available

Non-Opioid Pain Medications After Intracapsular Adenotonsillectomy

NCT04791761
View directory record Official record
Conditions
Adenotonsillectomy, Post-operative Analgesia, Opioid Use
Interventions
Oxycodone, Ibuprofen, Acetaminophen, Opioid disposal pouch, Opioid disposal education
Drug · Other
Lead sponsor
David Chi, MD
Other
Eligibility
3 Years to 17 Years
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 30, 2024 · Synced Oct 19, 2026, 7:42 PM 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 19, 2026, 7:42 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Assess Drug Levels, Tolerability and Absolute Biological Availability of Single-dose of BMS-986446 in Healthy Participants

NCT06955741
View directory record Official record
Conditions
Healthy Volunteer
Interventions
BMS-986446 IV, BMS-986446 SC, Acetaminophen, Loratadine
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 65 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
2
States / cities
Anaheim, California
Source: ClinicalTrials.gov public record
Updated Oct 1, 2025 · Synced Oct 19, 2026, 7:42 PM EDT
Completed Phase 2 Interventional Results available

Acetaminophen for the Reduction of Oxidative Injury in Severe Sepsis

NCT01739361
View directory record Official record
Conditions
Severe Sepsis
Interventions
Acetaminophen, placebo
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 26, 2017 · Synced Oct 19, 2026, 7:42 PM EDT
Completed Phase 4 Interventional Results available

Multimodal Analgesia With Acetaminophen vs. Narcotics Alone After Hip Arthroscopy

NCT03510910
View directory record Official record
Conditions
Hip Arthroscopy
Interventions
Acetaminophen, Percocet
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 7, 2021 · Synced Oct 19, 2026, 7:42 PM EDT
Recruiting Phase 3 Interventional

A Study of Sacituzumab Tirumotecan (Sac-TMT, MK-2870) as Monotherapy and in Combination With Pembrolizumab (MK-3475) in Participants With Triple-Negative Breast Cancer (MK-2870-011/TroFuse-011)

NCT06841354
View directory record Official record
Conditions
Triple Negative Breast Neoplasms
Interventions
Sacituzumab tirumotecan, Pembrolizumab, Rescue Medication, Paclitaxel, Nab-paclitaxel, Gemcitabine, Carboplatin
Biological · Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
39
States / cities
Mobile, Alabama • Chandler, Arizona • Duarte, California + 33 more
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Oct 19, 2026, 7:42 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 19, 2026, 7:42 PM EDT
Recruiting No phase listed Observational

Measuring Analgesic Interventions

NCT03794362
View directory record Official record
Conditions
Pain
Interventions
Not listed
Lead sponsor
Julia Finkel
Other
Eligibility
7 Years to 21 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Oct 19, 2026, 7:42 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Effect of Over-the-counter Analgesics on Postoperative Pain

NCT06948513
View directory record Official record
Conditions
Pain Management
Interventions
Naproxen, Acetaminophen (Standard of Care), ibuprofen
Drug
Lead sponsor
Zitelli & Brodland Skin Cancer Center
Other
Eligibility
Not listed
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Clairton, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 29, 2025 · Synced Oct 19, 2026, 7:42 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Effects of Hydromorphone on Responses to Verbal Tasks

NCT02205983
View directory record Official record
Conditions
Healthy
Interventions
2 mg hydromorphone, 1000 mg Acetaminophen, 4 mg hydromorphone, dextrose
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 40 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 9, 2018 · Synced Oct 19, 2026, 7:42 PM EDT
Completed Not applicable Interventional

Accuracy of Needle Placement Into The Subacromial Space of The Shoulder

NCT01330641
View directory record Official record
Conditions
Rotator Cuff Tendonitis
Interventions
Injection of Subacromial Bursa
Procedure
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Apr 7, 2011 · Synced Oct 19, 2026, 7:42 PM EDT
Completed Phase 2 Interventional Results available

Postoperative Ibuprofen and the Risk of Bleeding After Tonsillectomy With or Without Adenoidectomy

NCT01605903
View directory record Official record
Conditions
Tonsillectomy, Adenoidectomy
Interventions
Ibuprofen, Acetaminophen
Drug
Lead sponsor
Massachusetts Eye and Ear Infirmary
Other
Eligibility
2 Years to 18 Years
Enrollment
741 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
5
States / cities
San Diego, California • Boston, Massachusetts • San Antonio, Texas + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 24, 2018 · Synced Oct 19, 2026, 7:42 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Intravenous Versus Oral Acetaminophen for Postoperative Pain Control After Cesarean Delivery

NCT02487303
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Acetaminophen Intravenous, Acetaminophen Oral
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older · Female only
Enrollment
148 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Dec 5, 2018 · Synced Oct 19, 2026, 7:42 PM EDT
Not listed Phase 2Phase 3 Interventional

Opioid Free Anesthesia vs. Opioid Anesthesia Techniques.

NCT03367988
View directory record Official record
Conditions
Analgesic Drug Dependence, Colectomy
Interventions
Opioid Anesthesia, Opioid-free Anesthesia
Drug
Lead sponsor
University of South Florida
Other
Eligibility
18 Years to 80 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated May 25, 2022 · Synced Oct 19, 2026, 7:42 PM EDT
Active, not recruiting Phase 4 Interventional

Biofreeze® vs. a Placebo on Chronic Low Back Pain Walking Gait Characteristics and Pain

NCT03888820
View directory record Official record
Conditions
Chronic Low Back Pain
Interventions
Biofreeze, Placebo
Drug
Lead sponsor
Sport and Spine Rehab Clinical Research Foundation
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Rockville, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 25, 2019 · Synced Oct 19, 2026, 7:42 PM EDT
Terminated Phase 4 Interventional Results available

Aggressive Fever Control With Intravenous Ibuprofen After Non-traumatic Brain Hemorrhage

NCT01530880
View directory record Official record
Conditions
Fever
Interventions
Intravenous Ibuprofen, Acetaminophen (Standard of Care)
Drug
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 28, 2017 · Synced Oct 19, 2026, 7:42 PM EDT
Not listed Phase 3 Interventional Accepts healthy volunteers

Pain Management After Surgery

NCT05154682
View directory record Official record
Conditions
Pain, Postoperative
Interventions
OxyCODONE 5 mg Oral Tablet, Acetaminophen 500Mg Tab, Naproxen 500 Mg
Drug
Lead sponsor
Rothman Institute Orthopaedics
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 13, 2021 · Synced Oct 19, 2026, 7:42 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Determine the Clinical Advantage of IV vs PO Acetaminophen

NCT03558555
View directory record Official record
Conditions
Inguinal Hernia
Interventions
Acetaminophen IV Soln, Oral Acetaminophen, Placebo Pills, Saline
Drug
Lead sponsor
Yan Lai
Other
Eligibility
18 Years to 75 Years
Enrollment
103 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 10, 2020 · Synced Oct 19, 2026, 7:42 PM EDT
Completed Phase 2 Interventional Results available

Sunitinib or Cediranib for Alveolar Soft Part Sarcoma

NCT01391962
View directory record Official record
Conditions
Sarcoma, Alveolar Soft Part
Interventions
Cediranib, Sunitinib, Prochlorperazine, Promethazine, Benzodiazepine, Filgrastim, Sargramostim, Lomotil, Loperamide, Vitamin B6, Aquaphor, Acetaminophen, Levothyroxine, Warfarin
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
16 Years to 120 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2026
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 2, 2026 · Synced Oct 19, 2026, 7:42 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study Investigating the Pharmacokinetic Profiles of Four Extended Release Paracetamol Formulations

NCT01568749
View directory record Official record
Conditions
Analgesia
Interventions
Paracetamol, Paracetamol formulation 1, Paracetamol Formulation 2, Paracetamol formulation 3, Paracetamol formulation 4
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 50 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Nov 24, 2014 · Synced Oct 19, 2026, 7:42 PM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

A Comparison of IV Versus PO Acetaminophen Postoperatively for Opioid Consumption After Cesarean Section

NCT04290208
View directory record Official record
Conditions
Postoperative Pain, Cesarean Section, Acetaminophen
Interventions
Acetaminophen, Placebos
Drug
Lead sponsor
Main Line Health
Other
Eligibility
18 Years and older · Female only
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Wynnewood, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 28, 2020 · Synced Oct 19, 2026, 7:42 PM EDT
Recruiting Phase 4 Interventional

Pectoral Block in Breast Reduction for Pain Control

NCT07527039
View directory record Official record
Conditions
Macromastia (Symptomatic)
Interventions
Pectoral II Nerve Block, Post Operative Pain Relievers
Procedure · Drug
Lead sponsor
Carilion Clinic
Other
Eligibility
18 Years to 75 Years · Female only
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Roanoke, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 14, 2026 · Synced Oct 19, 2026, 7:42 PM EDT