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ClinicalTrials.gov public records Last synced Oct 24, 2026, 8:24 PM EDT

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Showing 841–864 of 979 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: APAP Clear all
Completed Phase 2 Interventional Results available

Obinutuzumab in cGVHD After Allogeneic Peripheral Blood Stem Cell Transplantation

NCT02867384
View directory record Official record
Conditions
Graft vs. Host Disease
Interventions
Obinutuzumab, Placebo
Drug
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
181 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2024
U.S. locations
5
States / cities
Palo Alto, California • Boston, Massachusetts • Minneapolis, Minnesota + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 19, 2026 · Synced Oct 24, 2026, 8:24 PM EDT
Completed Phase 2Phase 3 Interventional Results available

A Study to Evaluate the Safety of Rituximab Retreatment in Subjects With Systemic Lupus Erythematosus

NCT00137969
View directory record Official record
Conditions
Lupus Erythematosus, Systemic
Interventions
Rituximab, Placebo, Prednisone, Acetaminophen, Diphenhydramine
Drug
Lead sponsor
Genentech, Inc.
Industry
Eligibility
16 Years to 75 Years
Enrollment
262 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
63
States / cities
Birmingham, Alabama • Huntsville, Alabama • Paradise Valley, Arizona + 51 more
Source: ClinicalTrials.gov public record
Updated Aug 20, 2019 · Synced Oct 24, 2026, 8:24 PM EDT
Active, not recruiting Phase 3 Interventional Results available

SC Versus IV Isatuximab in Combination With Pomalidomide and Dexamethasone in RRMM

NCT05405166
View directory record Official record
Conditions
Plasma Cell Myeloma Recurrent
Interventions
Isatuximab IV, Isatuximab SC, Dexamethasone, Pomalidomide, Montelukast, Paracetamol / Acetaminophen, Diphenhydramine, Methylprednisolone
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older
Enrollment
531 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
13
States / cities
Aurora, Colorado • Jacksonville, Florida • Plantation, Florida + 10 more
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Oct 24, 2026, 8:24 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Study to Learn How Well a Single Dose of the Study Treatment Naproxen Sodium and Caffeine Combined in One Tablet (Fixed-dose Combination) Works to Relieve Pain After Dental Surgeries Compared to the Single Ingredients and to Placebo

NCT05485805
View directory record Official record
Conditions
Postoperative Dental Pain
Interventions
Naproxen sodium and caffeine (BAY2880376), Naproxen sodium (Aleve), Caffeine, Placebo
Drug
Lead sponsor
Bayer
Industry
Eligibility
16 Years and older
Enrollment
541 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Mar 25, 2025 · Synced Oct 24, 2026, 8:24 PM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate Ibuprofen (IBU) 62.5 mg and Acetaminophen (APAP) 125 mg/5 ml in an Oral Liquid Suspension Fixed-Dose Combination Product in Children Aged 6 to 11 Years

NCT07632274
View directory record Official record
Conditions
Pain
Interventions
Test Product
Drug
Lead sponsor
HALEON
Industry
Eligibility
6 Years to 11 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Oct 24, 2026, 8:24 PM EDT
Not listed Not applicable Interventional

Prospective, Randomized, Double Blind Study Comparing IV vs PO Acetaminophen in Patients Undergoing Lumbar Discectomy

NCT02067442
View directory record Official record
Conditions
Pain
Interventions
oral acetaminophen, intravenous acetaminophen
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 18, 2015 · Synced Oct 24, 2026, 8:24 PM EDT
Completed Phase 2 Interventional Results available

A Pilot Study Assessing the Treatment Responsiveness of a Novel Osteoarthritis Stiffness Scale

NCT03570554
View directory record Official record
Conditions
Osteoarthritis, Knee
Interventions
Naproxen Sodium (Aleve, BAY117031), Acetaminophen ER, Celecoxib, Placebo
Drug
Lead sponsor
Bayer
Industry
Eligibility
40 Years to 80 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
5
States / cities
Chandler, Arizona • Pinellas Park, Florida • Chicago, Illinois + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 19, 2020 · Synced Oct 24, 2026, 8:24 PM EDT
Completed Phase 3 Interventional Results available

Comparing the Efficacy of Oral Opioids for Outpatient Acute Pain Management After ED Discharge Discharge

NCT01402375
View directory record Official record
Conditions
Analgesia After ED Discharge for Extremity Injuries
Interventions
Hydrocodone (first trial), Codeine (first trial), Oxycodone (for second trial), Codeine (for second trial), Oxycodone (third trial), Hydrocodone (third trial)
Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
21 Years to 64 Years
Enrollment
720 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated May 1, 2018 · Synced Oct 24, 2026, 8:24 PM EDT
Completed Phase 2 Interventional

Intravenous N-Acetylcysteine for the Treatment of Acute Ischemic Stroke

NCT04918719
View directory record Official record
Conditions
Acute Ischemic Stroke
Interventions
Acetylcysteine, Dextrose in Water
Drug
Lead sponsor
Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Torrance, California
Source: ClinicalTrials.gov public record
Updated Feb 19, 2026 · Synced Oct 24, 2026, 8:24 PM EDT
Recruiting Phase 4 Interventional

Comparing Analgesic Regimen Effectiveness and Safety for Surgery for Kids Trial

NCT06671002
View directory record Official record
Conditions
Surgery, Pain, Post Operative
Interventions
NSAID, Opioid, Acetaminophen, Ibuprofen
Drug
Lead sponsor
University of Michigan
Other
Eligibility
12 Years to 20 Years
Enrollment
900 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
9
States / cities
Phoenix, Arizona • Los Angeles, California • Palo Alto, California + 6 more
Source: ClinicalTrials.gov public record
Updated Oct 20, 2026 · Synced Oct 24, 2026, 8:24 PM EDT
Completed Phase 2 Interventional Results available

Acetaminophen Versus IV Hydromorphone for Pain in the Elderly in the ED

NCT03521102
View directory record Official record
Conditions
Acute Pain
Interventions
Acetaminophen 1000mg IV, Hydromorphone 0.5 mg IV
Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
65 Years and older
Enrollment
162 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Mar 2, 2023 · Synced Oct 24, 2026, 8:24 PM EDT
Completed Early Phase 1 Interventional

Does Oral Acetaminophen Lower Intraocular Pressure?

NCT02366065
View directory record Official record
Conditions
Glaucoma
Interventions
Acetaminophen
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 7, 2016 · Synced Oct 24, 2026, 8:24 PM EDT
Completed Phase 3 Interventional Results available

Safety, Efficacy, and Pharmacokinetic Study of Intravenous Ibuprofen in Pediatric Patients

NCT01002573
View directory record Official record
Conditions
Fever
Interventions
ibuprofen, acetaminophen
Drug
Lead sponsor
Cumberland Pharmaceuticals
Industry
Eligibility
Up to 16 Years
Enrollment
118 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
17
States / cities
Phoenix, Arizona • Loma Linda, California • Orange, California + 13 more
Source: ClinicalTrials.gov public record
Updated Nov 7, 2016 · Synced Oct 24, 2026, 8:24 PM EDT
Recruiting Phase 3 Interventional

Optimizing Pain Treatment in Children On Mechanical Ventilation

NCT06994442
View directory record Official record
Conditions
Mechanical Ventilation, Pediatric Acute Respiratory Failure, Analgesics, Opioid, Sedation and Analgesia
Interventions
Acetaminophen, Ketorolac, Placebo
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
2 Months to 17 Years
Enrollment
644 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
16
States / cities
Little Rock, Arkansas • Washington D.C., District of Columbia • Ann Arbor, Michigan + 13 more
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Oct 24, 2026, 8:24 PM EDT
Completed Phase 4 Interventional Results available

Study of Alemtuzumab Versus Anti-thymocyte Globulin to Help Prevent Rejection in Kidney and Pancreas Transplantation

NCT00331162
View directory record Official record
Conditions
Graft Rejection
Interventions
Alemtuzumab, Anti-Thymocyte Globulin
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 65 Years
Enrollment
222 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2011
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 6, 2018 · Synced Oct 24, 2026, 8:24 PM EDT
Completed Phase 4 Interventional Results available

Dexmedetomidine and IV Acetaminophen for the Prevention of Postoperative Delirium Following Cardiac Surgery

NCT02546765
View directory record Official record
Conditions
Delirium
Interventions
IV acetaminophen & IV propofol, IV acetaminophen & IV dexmedetomidine, IV propofol & placebo, IV dexmedetomidine & placebo
Drug
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
60 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 9, 2020 · Synced Oct 24, 2026, 8:24 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 24, 2026, 8:24 PM EDT
Withdrawn Phase 1 Interventional Accepts healthy volunteers

A Comparison of Plasma Concentrations of Hydrocodone and Acetaminophen After Administration of Different Amounts of Tablets of a New and a Marketed Tablet Formulation in Healthy Adults

NCT03137030
View directory record Official record
Conditions
Opioid-Related Disorders, Pain, Acute, Pain, Postoperative
Interventions
GRT7014 - Abuse Deterrend Tablet, Norco 5Mg-325Mg Tablet
Drug
Lead sponsor
Grünenthal GmbH
Industry
Eligibility
18 Years to 55 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Lenexa, Kansas
Source: ClinicalTrials.gov public record
Updated Jul 21, 2017 · Synced Oct 24, 2026, 8:24 PM EDT
Enrolling by invitation Phase 4 Interventional Accepts healthy volunteers

Reducing Opioid Use After Upper Extremity Surgery: Testing Lower Prescriptions and Pill Quantity

NCT07750639
View directory record Official record
Conditions
Opioid Abuse (Disorder), Opioid Analgesia, Opioid Analgesic Adverse Reaction, Opioid Consumption
Interventions
Naproxen, Acetaminophen, oxycodone, Gabapentin
Drug
Lead sponsor
AdventHealth
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Oct 8, 2026 · Synced Oct 24, 2026, 8:24 PM EDT
Terminated Phase 4 Interventional

Biofreeze® vs. a Placebo on Knee Osteoarthritis Walking Gait Characteristics and Pain

NCT03888807
View directory record Official record
Conditions
Knee Osteoarthritis
Interventions
Biofreeze, Placebo
Drug
Lead sponsor
Sport and Spine Rehab Clinical Research Foundation
Other
Eligibility
40 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Rockville, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 2, 2024 · Synced Oct 24, 2026, 8:24 PM EDT
Terminated Phase 4 Interventional

Pain Control After Minimally Invasive Coronary Artery Bypass Grafting

NCT01770236
View directory record Official record
Conditions
Postoperative Pain, Medication Side Effects, Narcotic Requirement
Interventions
IV acetaminophen
Drug
Lead sponsor
Gundersen Lutheran Medical Foundation
Other
Eligibility
18 Years to 90 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
La Crosse, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 21, 2016 · Synced Oct 24, 2026, 8:24 PM EDT
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 24, 2026, 8:24 PM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Equality Study of Ofirmev vs Oral Acetaminophen

NCT01711229
View directory record Official record
Conditions
Pain, Postoperative
Interventions
IV acetaminophen, oral acetaminophen
Drug
Lead sponsor
Babiash, Kimberly H., M.D.
Individual
Eligibility
18 Years and older
Enrollment
114 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Wichita, Kansas
Source: ClinicalTrials.gov public record
Updated Jan 28, 2015 · Synced Oct 24, 2026, 8:24 PM EDT
Terminated Not applicable Interventional Results available

S1916 Digital Medicine Program for Pain Control in Cancer Patients

NCT04194528
View directory record Official record
Conditions
Metastatic Cancer
Interventions
Oxycodone/acetaminophen 5/325 mg, Proteus digital medicine program
Drug · Device
Lead sponsor
SWOG Cancer Research Network
Network
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
5
States / cities
Decatur, Illinois • Urbana, Illinois • Billings, Montana + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 27, 2023 · Synced Oct 24, 2026, 8:24 PM EDT