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ClinicalTrials.gov public records Last synced Oct 13, 2026, 3:53 PM EDT

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Showing 97–120 of 948 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Acetaminophen (Ofirmev) Clear all
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 13, 2026, 3:53 PM EDT
Recruiting Phase 2 Interventional

KEYMAKER-U01 Substudy 01J: A Study of Pembrolizumab Plus MK-1084 in Participants With Non-Small Cell Lung Cancer (NSCLC) With Kirsten Rat Sarcoma Viral Oncogene Homolog (KRAS) G12C Mutations (MK-3475-01J/KEYMAKER-U01J)

NCT07252739
View directory record Official record
Conditions
Malignant Neoplasm
Interventions
MK-1084, Pembrolizumab, Cetuximab, Sacituzumab tirumotecan (sac-TMT), Rescue medication
Drug · Biological
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2032
U.S. locations
3
States / cities
Clermont, Florida • Fargo, North Dakota • Sioux Falls, South Dakota
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Oct 13, 2026, 3:53 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Modifying Virtual Reality Analgesia With Low-Dose Pain Medication

NCT01840774
View directory record Official record
Conditions
Virtual Reality Therapy
Interventions
Low-dose pain medication (Ketalar) and saline placebo
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 26, 2013 · Synced Oct 13, 2026, 3:53 PM EDT
Completed Phase 4 Interventional Results available

Acetaminophen/Codeine vs Acetaminophen/Ibuprofen for Pain Control and Patient Satisfaction After Hand Surgery

NCT02647788
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Acetaminophen/Ibuprofen, Acetaminophen/Codeine
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
144 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 18, 2019 · Synced Oct 13, 2026, 3:53 PM EDT
Completed Phase 3 Interventional Results available

Transversus Abdominis Plane Block in Microsurgical Breast Recon w/Abdominal Free Flap in Breast CA

NCT02601027
View directory record Official record
Conditions
Breast - Female
Interventions
Transversus Abdominis Plane (TAP) block, Nimbus Infusion Pump IV Administration, Bupivacaine infusion, Acetominophen, Hydromorphone, Oxycodone, Ondansetron
Procedure · Device · Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older · Female only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Sep 23, 2021 · Synced Oct 13, 2026, 3:53 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Does IV Acetaminophen Reduce Opioid Requirement in Pediatric Patients With Acute Sickle Cell Crises?

NCT03541980
View directory record Official record
Conditions
Sickle Cell Anemia Crisis
Interventions
Acetaminophen, Normal saline
Drug
Lead sponsor
Newark Beth Israel Medical Center
Other
Eligibility
4 Years to 16 Years
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Newark, New York
Source: ClinicalTrials.gov public record
Updated Apr 2, 2021 · Synced Oct 13, 2026, 3:53 PM EDT
Completed Phase 2 Interventional Results available

Study of CA-008 (Vocacapsaicin) in Bunionectomy Patients

NCT03599089
View directory record Official record
Conditions
Post-surgical Pain
Interventions
CA-008, Placebo, Ketorolac, Acetaminophen, Oxycodone, Bupivacaine Hydrochloride
Drug
Lead sponsor
Concentric Analgesics
Industry
Eligibility
18 Years to 75 Years
Enrollment
147 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
3
States / cities
Pasadena, California • Pasadena, Maryland • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 11, 2021 · Synced Oct 13, 2026, 3:53 PM 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 13, 2026, 3:53 PM EDT
Completed Phase 2 Interventional

A Study of the Safety and Effectiveness of Orally Administered CR845 in Patients With Osteoarthritis of the Hip or Knee

NCT02524197
View directory record Official record
Conditions
Osteoarthritis
Interventions
CR845 0.25 mg, CR845 0.50 mg, CR845 1 mg, CR845 5 mg
Drug
Lead sponsor
Cara Therapeutics, Inc.
Industry
Eligibility
25 Years and older
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
5
States / cities
Omaha, Nebraska • Las Vegas, Nevada • Greensboro, North Carolina + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 31, 2017 · Synced Oct 13, 2026, 3:53 PM EDT
Terminated Not applicable Interventional

Glucagon Counterregulation in Type 1 Diabetes

NCT03547427
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Basal insulin alone, Basal pramlintide and reduced basal insulin, CGM, Acetaminophen test, Insulin-induced hypoglycemia, Exercise-induced hypoglycemia
Other
Lead sponsor
University of Virginia
Other
Eligibility
21 Years to 55 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 28, 2022 · Synced Oct 13, 2026, 3:53 PM EDT
Completed Phase 4 Interventional Results available

Belatacept Early Steroid Withdrawal Trial

NCT01729494
View directory record Official record
Conditions
Renal Transplantation
Interventions
Alemtuzumab, rabbit antithymocyte globulin, Belatacept, Tacrolimus, Mycophenolate mofetil, early cessation of steroids
Drug
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years and older
Enrollment
316 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
8
States / cities
San Francisco, California • Denver, Colorado • Tampa, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Jul 24, 2026 · Synced Oct 13, 2026, 3:53 PM EDT
Withdrawn Phase 4 Interventional

Suboxone User Perioperative Early Referral and Enhanced Recovery After Surgery- Orthopaedic Trauma Surgery Population

NCT04464512
View directory record Official record
Conditions
Addiction Opiate, Chronic Pain, Fractures, Bone, Buprenorphine Dependence
Interventions
Sufentanil
Drug
Lead sponsor
West Virginia University
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Morgantown, West Virginia
Source: ClinicalTrials.gov public record
Updated Dec 12, 2022 · Synced Oct 13, 2026, 3:53 PM EDT
Completed Phase 4 Interventional Results available

Intravenous Acetaminophen in Craniotomy

NCT01598701
View directory record Official record
Conditions
Postoperative Pain
Interventions
Acetaminophen, Placebo
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 120 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 19, 2018 · Synced Oct 13, 2026, 3:53 PM EDT
Withdrawn Phase 4 Interventional

Effect of a Multimodal Pain Regimen on Pain Control, Patient Satisfaction and Narcotic Use in Orthopaedic Trauma Patients

NCT02160301
View directory record Official record
Conditions
Post Operative Pain Control
Interventions
Gabapentin, Acetaminophen, Celecoxib, Dexamethasone, Oxycodone
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated May 19, 2017 · Synced Oct 13, 2026, 3:53 PM EDT
Completed Phase 3 Interventional

A Study of Extended-Release Hydrocodone/Acetaminophen (Vicodin CR®) in Subjects With Acute Pain Following Bunionectomy

NCT00402792
View directory record Official record
Conditions
Pain
Interventions
Hydrocodone/Acetaminophen Extended Release, Placebo
Drug
Lead sponsor
Abbott
Industry
Eligibility
18 Years to 65 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
5
States / cities
Austin, Texas • Houston, Texas • San Antonio, Texas + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 25, 2011 · Synced Oct 13, 2026, 3:53 PM EDT
Completed Phase 2Phase 3 Interventional

Enhanced Recovery After Surgery in Orthopaedic Spine Surgery

NCT04562610
View directory record Official record
Conditions
Lumbar Surgery
Interventions
Intravenous Infusion group, All oral administration group
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 105 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Aug 21, 2025 · Synced Oct 13, 2026, 3:53 PM EDT
Completed Phase 2 Interventional Results available

A Study to Evaluate Efficacy and Safety of VX-150 in Subjects With Acute Pain Following Bunionectomy

NCT03206749
View directory record Official record
Conditions
Acute Pain
Interventions
VX-150, HB/APAP, Placebo
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 65 Years
Enrollment
243 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
4
States / cities
Phoenix, Arizona • Anaheim, California • Pasadena, California + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 3, 2021 · Synced Oct 13, 2026, 3:53 PM EDT
Not listed Phase 1 Interventional

Post IVIG Medication in Children With Immune Thrombocytopenia

NCT04741139
View directory record Official record
Conditions
Immune Thrombocytopenia
Interventions
Acetaminophen and Diphenhydramine Only Product
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
1 Month to 18 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 27, 2022 · Synced Oct 13, 2026, 3:53 PM EDT
Recruiting Phase 4 Interventional

Low-Dose Short-Term Ketorolac to Reduce Chronic Opioid Use in Orthopaedic Polytrauma Patients

NCT06201676
View directory record Official record
Conditions
Orthopaedic Trauma, Chronic Opioid Use
Interventions
Ketorolac Injection, Standard of Care (SOC) Multimodal Analgesia
Drug · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
458 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
2
States / cities
Boston, Massachusetts • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Oct 13, 2026, 3:53 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 13, 2026, 3:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Prophylactic Antipyretics on Immune Responses and Fever After 2014-2015 and 2015-2016 Inactivated Influenza Vaccine

NCT02212990
View directory record Official record
Conditions
Fever
Interventions
Acetaminophen Arm, Placebo Arm, Ibuprofen Arm
Other
Lead sponsor
Duke University
Other
Eligibility
6 Months to 47 Months
Enrollment
104 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 7, 2018 · Synced Oct 13, 2026, 3:53 PM EDT
Completed Phase 4 Interventional Results available

Supracondylar Humerus Fracture (SCHF) Post-Op Study Between Opioid and Non-Opioid Pain Management

NCT06187584
View directory record Official record
Conditions
Supracondylar Humerus Fracture
Interventions
Hydrocodone/acetaminophen, Acetaminophen, Ibuprofen
Drug
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
5 Years to 9 Years
Enrollment
137 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 31, 2026 · Synced Oct 13, 2026, 3:53 PM EDT
Completed No phase listed Observational

Adduct Dipstick for Diagnosis of Acetaminophen Toxicity

NCT01575847
View directory record Official record
Conditions
Acetaminophen Toxicity
Interventions
Not listed
Lead sponsor
Arkansas Children's Hospital Research Institute
Other
Eligibility
12 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Jan 4, 2017 · Synced Oct 13, 2026, 3:53 PM EDT
Completed Phase 1Phase 2 Interventional Results available

PROSTVAC in Combination With Nivolumab in Men With Prostate Cancer

NCT02933255
View directory record Official record
Conditions
Prostate Cancer
Interventions
PROSTVAC-V/F, Nivolumab, Prostatectomy, Biopsy, Tylenol
Biological · Drug · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 120 Years · Male only
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated May 31, 2024 · Synced Oct 13, 2026, 3:53 PM EDT