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ClinicalTrials.gov public records Last synced Oct 17, 2026, 8:12 PM EDT

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Showing 193–216 of 948 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Acetaminophen Clear all
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Analgesic Efficacy of Intravenous Acetaminophen After Video-assisted Thoracic Surgery

NCT01783236
View directory record Official record
Conditions
Lung Tumor
Interventions
IV Acetaminophen, Saline Placebo
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 99 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 11, 2017 · Synced Oct 17, 2026, 8:12 PM EDT
Completed Phase 4 Interventional Results available

MAST Trial: Multi-modal Analgesic Strategies in Trauma

NCT03472469
View directory record Official record
Conditions
Nonspecific Pain Post Traumatic Injury
Interventions
Acetaminophen IV/PO, Acetaminophen PO, Ketorolac, Celebrex, Naproxen, Tramadol, Pregabalin, Gabapentin, Lidocaine, Opioids, Regional anesthesia
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
16 Years and older
Enrollment
1,561 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 18, 2021 · Synced Oct 17, 2026, 8:12 PM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy Study of Fentanyl Buccal Tablet Use in the Emergency Department for Isolated Extremity Injury

NCT01270659
View directory record Official record
Conditions
Pain
Interventions
Fentanyl, oxycodone/acetaminophen
Drug
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Tulsa, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jun 20, 2017 · Synced Oct 17, 2026, 8:12 PM EDT
Completed Phase 2 Interventional Results available

Open-Label CA-008 (Vocacapsaicin) in Bunionectomy

NCT03885596
View directory record Official record
Conditions
Pain
Interventions
CA-008, Ketorolac, Acetaminophen IV, Fentanyl, Bupivacaine Hydrochloride, Lidocaine HCl, Celecoxib, Acetaminophen Oral, Lidocaine Hydrochloride, Exparel
Drug
Lead sponsor
Concentric Analgesics
Industry
Eligibility
18 Years to 65 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Pasadena, California
Source: ClinicalTrials.gov public record
Updated Oct 27, 2021 · Synced Oct 17, 2026, 8:12 PM EDT
Terminated Phase 3 Interventional Results available

Perioperative Analgesia Using Gabapentin in Head and Neck Cancer Surgery

NCT03682367
View directory record Official record
Conditions
Cancer of Head and Neck, Narcotic Use
Interventions
Gabapentin, Placebo - Concentrate
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Jul 9, 2021 · Synced Oct 17, 2026, 8:12 PM EDT
Recruiting Not applicable Interventional

Opioid Tapering After Hospital Discharge: Testing an Intervention to Improve Post-operative Opioid Prescribing

NCT07510373
View directory record Official record
Conditions
Opioid Tapering
Interventions
Treatment as Usual (TAU), Telephonic Support (TS) Providers, DOTS Intervention
Other
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Oct 17, 2026, 8:12 PM EDT
Active, not recruiting Phase 1Phase 2 Interventional

Malignant Pleural Disease Treated With Autologous T Cells Genetically Engineered to Target the Cancer-Cell Surface Antigen Mesothelin

NCT02414269
View directory record Official record
Conditions
Malignant Pleural Disease, Mesothelioma, Metastases, Lung Cancer, Breast Cancer
Interventions
iCasp9M28z T cell infusions, cyclophosphamide, pembrolizumab
Genetic · Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
113 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2027
U.S. locations
6
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 3 more
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Oct 17, 2026, 8:12 PM EDT
Completed Phase 2 Interventional Results available

Study of Long-Acting Acetaminophen in Postoperative Dental Pain

NCT01960114
View directory record Official record
Conditions
Dental Pain
Interventions
Acetaminophen ER, Placebo
Drug
Lead sponsor
McNeil Consumer Healthcare Division of McNEIL-PPC, Inc.
Industry
Eligibility
17 Years to 45 Years
Enrollment
403 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jul 10, 2015 · Synced Oct 17, 2026, 8:12 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 17, 2026, 8:12 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Understanding Patient's Knowledge and Use of Acetaminophen

NCT00823758
View directory record Official record
Conditions
Liver Failure
Interventions
Focus Groups, Personal Interviews
Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
13 Years and older
Enrollment
124 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2020
U.S. locations
4
States / cities
Philadelphia, Pennsylvania • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 27, 2020 · Synced Oct 17, 2026, 8:12 PM EDT
Completed Phase 4 Interventional Results available

Time of Intravenous Acetaminophen Administration

NCT01699815
View directory record Official record
Conditions
Osteoarthritis
Interventions
Acetaminophen
Drug
Lead sponsor
Duke University
Other
Eligibility
30 Years to 75 Years
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 5, 2014 · Synced Oct 17, 2026, 8:12 PM EDT
Withdrawn Phase 1 Interventional Accepts healthy volunteers

Effects of Xenin-25 on Insulin Secretion and Gastric Emptying in Humans With and Without a Complete Truncal Vagotomy

NCT01951716
View directory record Official record
Conditions
Does the Vagus Nerve Mediate the Effects of Xenin-25
Interventions
Graded Glucose Infusion with Placebo, Graded Glucose Infusion with GIP Alone, Graded Glucose Infusion with xenin-25 alone, Graded Glucose Infusion with GIP plus xenin-25, Meal Tolerance Test with Placebo, Meal Tolerance Test with xenin-25
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 70 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 26, 2018 · Synced Oct 17, 2026, 8:12 PM EDT
Completed Phase 1 Interventional

Pain Medications Following Thyroidectomy and Parathyroidectomy

NCT03640247
View directory record Official record
Conditions
Thyroid Disease, Parathyroid Diseases
Interventions
Non-narcotic group regimen, Narcotic group regimen
Drug
Lead sponsor
MetroHealth Medical Center
Other
Eligibility
18 Years and older
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 26, 2019 · Synced Oct 17, 2026, 8:12 PM EDT
Not listed Phase 3 Interventional Accepts healthy volunteers

Post Operative Pain Management for ACL Reconstruction

NCT05316168
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Bupivacaine HCl 0.5% Injectable Solution, Dexamethasone, Infiltration between Popliteal Artery and Capsule of the knee (iPACK), Percocet 5Mg-325Mg Tablet
Drug · Procedure
Lead sponsor
Rothman Institute Orthopaedics
Other
Eligibility
18 Years and older
Enrollment
154 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 21, 2023 · Synced Oct 17, 2026, 8:12 PM EDT
Completed Phase 3 Interventional Results available

Ibuprofen/Acetaminophen Versus Nurofen Plus® and Panadeine® Extra Dental Pain Study

NCT01229449
View directory record Official record
Conditions
Post-operative Pain
Interventions
Ibuprofen/acetaminophen, Ibuprofen/acetaminophen (higher dose), Nurofen Plus®, Panadeine® Extra, Placebo
Drug
Lead sponsor
Reckitt Benckiser LLC
Industry
Eligibility
16 Years and older
Enrollment
678 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Sep 17, 2018 · Synced Oct 17, 2026, 8:12 PM EDT
Terminated Not applicable Interventional

Post-operative Pain Control With Acetaminophen and Ibuprofen After Functional Endoscopic Sinus Surgery

NCT05287217
View directory record Official record
Conditions
Chronic Rhinosinusitis (Diagnosis)
Interventions
Comparison of medication administration for pain control
Other
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 20, 2025 · Synced Oct 17, 2026, 8:12 PM EDT
Recruiting Not applicable Interventional

Office-Based Ureteroscopy Utilizing a Single Use Digital, Flexible Ureteroscope for Upper Tract Urothelial Carcinoma

NCT07630155
View directory record Official record
Conditions
Renal Pelvis and Ureter Urothelial Carcinoma
Interventions
Analgesic Agent, Electronic Health Record Review, Lidocaine Topical, Medical Device Usage and Evaluation, Survey Administration, Ureteroscopy
Drug · Other · Device + 1 more
Lead sponsor
University of Michigan Rogel Cancer Center
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 15, 2026 · Synced Oct 17, 2026, 8:12 PM EDT
Recruiting Phase 1Phase 2 Interventional

Substudy 06E: Umbrella Study of Combination Therapies in Esophageal Cancer (MK-3475-06E/KEYMAKER-U06)

NCT06780111
View directory record Official record
Conditions
Esophageal Squamous Cell Carcinoma
Interventions
Pembrolizumab, I-DXd, Leucovorin, Levoleucovorin, 5-Fluorouracil (5-FU), Oxaliplatin, Sacituzumab tirumotecan, Rescue Medication
Biological · Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
298 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2032
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 17, 2026, 8:12 PM EDT
Terminated Phase 1 Interventional

Irradiated Donor Lymphocytes and Rituximab in Treating Patients With Relapsed or Refractory Lymphoproliferative Disease

NCT00176475
View directory record Official record
Conditions
Leukemia, Lymphoma, Multiple Myeloma and Plasma Cell Neoplasm
Interventions
rituximab, therapeutic allogeneic lymphocytes
Biological
Lead sponsor
University of Medicine and Dentistry of New Jersey
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 17, 2013 · Synced Oct 17, 2026, 8:12 PM EDT
Recruiting Phase 2 Interventional

A Clinical Trial of MK-2010 With Sacituzumab Tirumotecan (Sac-TMT) in Participants With Solid Tumors (MK-2010)

NCT07785609
View directory record Official record
Conditions
Advanced Solid Tumors, Malignant Neoplasm
Interventions
MK-2010, Sacituzumab tirumotecan, Histamine H1 Receptor Antagonist, Histamine H2 Receptor Antagonist, Acetaminophen (or equivalent), Dexamethasone (or equivalent), Steroid mouthwash (dexamethasone or equivalent), Epinephrine
Biological · Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Oct 15, 2026 · Synced Oct 17, 2026, 8:12 PM EDT
Recruiting Phase 1 Interventional

Post-Vasectomy Pain Study

NCT07824258
View directory record Official record
Conditions
Vasectomy, NSAIDs, Post-operative Care
Interventions
Acetaminophen, ibuprofen, oxycodone
Drug
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 65 Years · Male only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2035
U.S. locations
2
States / cities
New York, New York • White Plains, New York
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 17, 2026, 8:12 PM EDT
Not listed Phase 2 Interventional

Intravenous Acetaminophen for Craniotomy Patients

NCT01474304
View directory record Official record
Conditions
Craniotomy
Interventions
Acetaminophen
Drug
Lead sponsor
Swedish Medical Center
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2011
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 29, 2016 · Synced Oct 17, 2026, 8:12 PM EDT
Completed Phase 1 Interventional Results available

A Study to Measure Stomach Emptying in Overweight Non-diabetic and Diabetic Participants Using Tirzepatide

NCT04407234
View directory record Official record
Conditions
Overweight, Obesity, Diabetes Mellitus, Type 2
Interventions
Tirzepatide, Acetaminophen
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 65 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Hialeah, Florida
Source: ClinicalTrials.gov public record
Updated Jan 8, 2024 · Synced Oct 17, 2026, 8:12 PM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy of COV795 in Moderate to Severe Post-Operative Bunionectomy Pain With an Open-label Extension

NCT01484652
View directory record Official record
Conditions
Pain, Postoperative, Bunion
Interventions
COV795, Placebo
Drug
Lead sponsor
Mallinckrodt
Industry
Eligibility
18 Years to 75 Years
Enrollment
329 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
5
States / cities
Bakersfield, California • Pasadena, California • Pasadena, Maryland + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 21, 2016 · Synced Oct 17, 2026, 8:12 PM EDT