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ClinicalTrials.gov public records Last synced Oct 15, 2026, 12:06 AM EDT

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Showing 697–720 of 948 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Acetaminophen (Ofirmev) Clear all
Terminated Phase 4 Interventional Results available

Vital Capacity in Ultrasound Guided Serratus Plane Block in ED Patients With Multiple Rib Fractures

NCT04530149
View directory record Official record
Conditions
Pain
Interventions
Acetaminophen, Bupivacain, Saline
Drug
Lead sponsor
Antonios Likourezos
Other
Eligibility
18 Years to 120 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated Jun 11, 2024 · Synced Oct 15, 2026, 12:06 AM EDT
Completed Not applicable Interventional

Factors Affecting the Speed of Recovery After ACL Reconstruction

NCT03770806
View directory record Official record
Conditions
Anterior Cruciate Ligament Injury, ACL Injury, ACL - Anterior Cruciate Ligament Rupture
Interventions
Femoral Nerve Block, Adductor Nerve Block, No Block
Procedure · Other
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 75 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 10, 2018 · Synced Oct 15, 2026, 12:06 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 15, 2026, 12:06 AM EDT
Completed Phase 4 Interventional Results available

OTC Naproxen and Acetaminophen Anti-Inflammatory Action in Dental Implant Patients

NCT04694300
View directory record Official record
Conditions
Osseointegrated Dental Implantation, Pain, Acute
Interventions
Naproxen, Acetaminophen, Tramadol
Drug
Lead sponsor
Hersh, Elliot V., DMD, MS, PhD
Individual
Eligibility
18 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 16, 2024 · Synced Oct 15, 2026, 12:06 AM 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 15, 2026, 12:06 AM EDT
Completed Phase 4 Interventional Results available

Pain Control Following Sinus Surgery

NCT03783702
View directory record Official record
Conditions
Sinusitis, Opioid Use, Opioid Abuse, Narcotic Use, Otolaryngologic Disease, Postoperative Pain, Pain
Interventions
OxyCODONE 5 Mg (milligram) Oral Tablet, Ibuprofen 600 Mg (milligram) Oral Tablet, Acetaminophen 650 MG (milligram) Oral Tablet
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
118 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
5
States / cities
Stanford, California • Evanston, Illinois • Rochester, Minnesota + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 1, 2021 · Synced Oct 15, 2026, 12:06 AM EDT
Completed Phase 2 Interventional

Preeclampsia And Nonsteroidal Drugs for Analgesia: a Randomized Non Inferiority Trial

NCT03978767
View directory record Official record
Conditions
Preeclampsia Severe, Preeclampsia Postpartum
Interventions
Ibuprofen 600 mg, Ketorolac, Acetaminophen, Oxycodone
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
Female only
Enrollment
287 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Oct 15, 2026, 12:06 AM EDT
Withdrawn Phase 4 Interventional

A Pilot Study Investigating the Efficacy of Minocycline and N-Acetyl Cysteine for Bipolar Depression

NCT02719392
View directory record Official record
Conditions
Bipolar Disorder, Bipolar Depression
Interventions
N-acetylcysteine, Minocycline, Placebo
Dietary Supplement · Drug · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 24, 2026 · Synced Oct 15, 2026, 12:06 AM EDT
Completed Phase 3 Interventional

Opioid-free Anesthesia for Open Cardiac Surgery: A Prospective Randomized Controlled Trial

NCT04197570
View directory record Official record
Conditions
Opioid Use, Heart; Surgery, Heart, Functional Disturbance as Result, Anesthesia
Interventions
Opioid Anesthetics, Non Opioid Analgesics
Drug
Lead sponsor
Benaroya Research Institute
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 28, 2020 · Synced Oct 15, 2026, 12:06 AM EDT
Not listed Phase 3 Interventional Accepts healthy volunteers

Pain Management After Shoulder Arthroplasty

NCT04872270
View directory record Official record
Conditions
Caffeine, Pain, Joint
Interventions
Total Shoulder Arthroplasty, Caffeine Pill, Percocet 10Mg-325Mg Tablet, Zofran 4Mg Tablet
Procedure · Drug
Lead sponsor
Rothman Institute Orthopaedics
Other
Eligibility
55 Years and older
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 4, 2021 · Synced Oct 15, 2026, 12:06 AM EDT
Suspended Phase 3 Interventional Accepts healthy volunteers

Acetaminophen Dosing in Obese Adolescents

NCT03192566
View directory record Official record
Conditions
Obesity, Childhood
Interventions
Tylenol
Drug
Lead sponsor
Children's National Research Institute
Other
Eligibility
10 Years to 18 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2025
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Aug 22, 2024 · Synced Oct 15, 2026, 12:06 AM EDT
Terminated Phase 1 Interventional Results available

T Cell Receptor Gene Therapy Targeting KK-LC-1 for Gastric, Breast, Cervical, Lung and Other KK-LC-1 Positive Epithelial Cancers

NCT05035407
View directory record Official record
Conditions
Kita-kyushu Lung Cancer Antigen 1, Human
Interventions
IL-2 (Aldesleukin), Cyclophosphamide, KK-LC-1 TCR, Fludarabine, EKG, CXR, CT, MRI, PET, Biopsy, Acetaminophen, Ondansetron, Meperidine, Indomethacin, Famotidine
Drug · Biological · Diagnostic Test + 1 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 120 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 2, 2025 · Synced Oct 15, 2026, 12:06 AM EDT
Withdrawn Phase 4 Interventional

Single Shot Exparel vs Catheters in Lower Extremity Trauma

NCT07221019
View directory record Official record
Conditions
Fracture Dislocation of Ankle Joint, Fracture Leg, Fracture Femur, Fracture Lower Leg, Fracture
Interventions
Bupivacaine, Exparel + Bupivacaine
Drug
Lead sponsor
George Washington University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 15, 2026, 12:06 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Evaluate Onset of Action of a Fast Release Aspirin

NCT01420094
View directory record Official record
Conditions
Healthy Subjects
Interventions
Acetylsalicyclic acid (Fast release Aspirin, BAY1019036), Acetaminophen (Tylenol extra strength), Placebo
Drug
Lead sponsor
Bayer
Industry
Eligibility
16 Years to 45 Years
Enrollment
510 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Dec 19, 2018 · Synced Oct 15, 2026, 12:06 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 15, 2026, 12:06 AM 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 15, 2026, 12:06 AM 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 15, 2026, 12:06 AM EDT
Recruiting Phase 3 Interventional

A Study to Assess Efficacy and Safety of Pembrolizumab With or Without Sacituzumab Tirumotecan (MK- 2870) in Adult Participants With Resectable Non Small Cell Lung Cancer (NSCLC) Not Achieving Pathological Complete Response (pCR) (MK-2870-019)

NCT06312137
View directory record Official record
Conditions
Non Small Cell Lung Cancer
Interventions
Sacituzumab tirumotecan, Pembrolizumab, Cisplatin, Pemetrexed, Gemcitabine, Carboplatin, Paclitaxel, Rescue medication
Biological · Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
780 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2034
U.S. locations
51
States / cities
Little Rock, Arkansas • Springdale, Arkansas • Beverly Hills, California + 41 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2026 · Synced Oct 15, 2026, 12:06 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Nonopioid Analgesia After Arthroscopic Meniscus Surgery

NCT03820193
View directory record Official record
Conditions
Meniscus Disorder, Narcotic Use
Interventions
Celecoxib, Hydrocodon/Acetaminophen, Ketorolac, Gabapentin, Acetaminophen, Diazepam
Drug
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 5, 2023 · Synced Oct 15, 2026, 12:06 AM EDT
Not listed Not applicable Interventional

KITAMS: Kinesio Tape and Physical Function in Persons With Multiples Sclerosis

NCT03804047
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
kinesio tape
Other
Lead sponsor
Northern Illinois University
Other
Eligibility
18 Years to 50 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
DeKalb, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 3, 2021 · Synced Oct 15, 2026, 12:06 AM EDT
Completed Not applicable Interventional

Effect of Biofreeze® Versus Placebo on Acute Neck Pain, Disability, and Range of Motion

NCT03157349
View directory record Official record
Conditions
Acute Pain, Neck Pain
Interventions
Biofreeze, Placebo
Other
Lead sponsor
Sport and Spine Rehab Clinical Research Foundation
Other
Eligibility
18 Years to 65 Years
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Landover, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 1, 2019 · Synced Oct 15, 2026, 12:06 AM EDT
Withdrawn Phase 1Phase 2 Interventional Accepts healthy volunteers

Platelet-Rich Plasma and the Effects of NSAIDs on Pain and Functional Scores in Knee Osteoarthritis

NCT05742763
View directory record Official record
Conditions
Osteoarthritis of the Knee, Degenerative Osteoarthritis, Knee Pain Chronic
Interventions
Ibuprofen and PRP, Acetaminophen and PRP, Placebo and PRP
Combination Product
Lead sponsor
QC Kinetix LLC
Industry
Eligibility
50 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Charlotte, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 9, 2024 · Synced Oct 15, 2026, 12:06 AM EDT
Completed Phase 2 Interventional

A Study Comparing the Analgesic Activity of Extended Release Hydrocodone/Acetaminophen (Vicodin® CR) and Placebo in Subjects With Pain Following Bunionectomy Surgery

NCT00404391
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
210 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
4
States / cities
Owing Mills, Maryland • Austin, Texas • San Marcos, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 19, 2011 · Synced Oct 15, 2026, 12:06 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Effect of Estrogen Treatment on Drug Metabolism and Transport

NCT05469204
View directory record Official record
Conditions
Transgender Persons
Interventions
Midazolam oral solution, Digoxin Oral Tablet, Acetaminophen Oral Tablet, Midazolam Injectable Solution
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 55 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 9, 2026 · Synced Oct 15, 2026, 12:06 AM EDT