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ClinicalTrials.gov public records Last synced Oct 17, 2026, 9:34 PM EDT

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Showing 1–24 of 40 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: acetaminophen 650mg Clear all
Completed Phase 1Phase 2 Interventional Results available

Efficacy of Bromocriptine For Fever Reduction in Acute Neurologic Injury

NCT03496545
View directory record Official record
Conditions
Subarachnoid Hemorrhage, Subdural Hematoma, Traumatic Brain Injury, Ischemic Stroke, Fever, Intracerebral Hemorrhage
Interventions
Bromocriptine 5 MG, Acetaminophen 650 MG
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 100 Years
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
2
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 24, 2021 · Synced Oct 17, 2026, 9:34 PM 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 17, 2026, 9:34 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Gastric Assessment of Pediatric Patients Undergoing Surgery

NCT05674643
View directory record Official record
Conditions
Fasting, Delayed Gastric Emptying, Aspiration Pneumonia, Respiratory Aspiration of Gastric Content
Interventions
Gastric Ultrasound Baseline Scans, Acetaminophen Absorption Test (AAT), Gastric Ultrasound Serial Scans
Diagnostic Test
Lead sponsor
Boston Children's Hospital
Other
Eligibility
2 Years to 18 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 2, 2026 · Synced Oct 17, 2026, 9:34 PM EDT
Completed Phase 3 Interventional Results available

Aspirin for Exercise in Multiple Sclerosis (ASPIRE)

NCT03824938
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
Aspirin 650mg Oral Capsule, Acetaminophen Tablet 650mg, Placebo
Drug · Other
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 70 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 27, 2023 · Synced Oct 17, 2026, 9:34 PM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Ibuprofen Plus Acetaminophen for Enhanced Pain Reduction

NCT04630834
View directory record Official record
Conditions
Pain, Acute
Interventions
Ibuprofen, Acetaminophen, Placebo
Drug
Lead sponsor
New York City Health and Hospitals Corporation
Other
Eligibility
3 Years to 20 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Apr 14, 2022 · Synced Oct 17, 2026, 9:34 PM 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 17, 2026, 9:34 PM EDT
Completed Phase 1 Interventional Results available

Pilot Trial of Ustekinumab for Primary Sjögren's Syndrome

NCT04093531
View directory record Official record
Conditions
Primary Sjögren Syndrome
Interventions
Ustekinumab
Drug
Lead sponsor
University of Rochester
Other
Eligibility
18 Years to 75 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jun 25, 2024 · Synced Oct 17, 2026, 9:34 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 17, 2026, 9:34 PM EDT
Withdrawn Phase 1 Interventional

Postoperative Ibuprofen Use and Risk of Bleeding in Pediatric Tonsillectomy

NCT03385057
View directory record Official record
Conditions
Tonsillectomy With or Without Adenoidectomy
Interventions
Ibuprofen, Acetaminophen
Drug
Lead sponsor
Massachusetts Eye and Ear Infirmary
Other
Eligibility
2 Years to 18 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
5
States / cities
San Diego, California • Atlanta, Georgia • Cleveland, Ohio + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 20, 2018 · Synced Oct 17, 2026, 9:34 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, 9:34 PM EDT
Completed Phase 1Phase 2 Interventional Results available

E7 TCR T Cells for Human Papillomavirus-Associated Cancers

NCT02858310
View directory record Official record
Conditions
Papillomavirus Infections, Cervical Intraepithelial Neoplasia, Carcinoma In Situ, Vulvar Neoplasms, Vulvar Diseases
Interventions
E7 TCR cells, Aldesleukin, Fludarabine, Cyclophosphamide, EKG, Biopsy, Chest CT and MRI or PET, PFT, Granisetron, Ondansetron, Droperidol, Prochlorperazine, Diphenoxylate HCL, Atropine sulfate, Codeine sulfate, Loperamide, Indomethacin, Acetaminophen, Diphenhydramine HCL, Hydroxyzine HCL, Meperidine
Biological · Drug · Diagnostic Test + 1 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 120 Years
Enrollment
224 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
2
States / cities
Bethesda, Maryland • New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Mar 9, 2026 · Synced Oct 17, 2026, 9:34 PM EDT
Completed Not applicable Interventional

Non-opioid Based Pain Control After Thyroidectomy

NCT03988075
View directory record Official record
Conditions
Pain, Thyroidectomy
Interventions
Acetaminophen and hydrocodone based pain control, Acetaminophen and ibuprofen based pain control
Other
Lead sponsor
Medstar Health Research Institute
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated May 12, 2020 · Synced Oct 17, 2026, 9:34 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Pre-emptive Analgesics in Orthodontic Treatment

NCT03523988
View directory record Official record
Conditions
NSAID, Pain Management
Interventions
Acetaminophen, Ibuprofen
Drug
Lead sponsor
University of Washington
Other
Eligibility
12 Years to 59 Years
Enrollment
73 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 21, 2019 · Synced Oct 17, 2026, 9:34 PM EDT
Completed Phase 3 Interventional Results available

A Study of Flurbiprofen 8.75 mg Lozenge in Patients With Pharyngitis

NCT01048866
View directory record Official record
Conditions
Pharyngitis
Interventions
placebo, flurbiprofen, acetaminophen 650mg
Drug
Lead sponsor
Reckitt Benckiser LLC
Industry
Eligibility
18 Years and older
Enrollment
198 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 21, 2017 · Synced Oct 17, 2026, 9:34 PM EDT
Recruiting Phase 4 Interventional

NSAID Use for Treating Dysmenorrhea and Preventing Chronic Pelvic Pain (NSAID HEAL)

NCT06861920
View directory record Official record
Conditions
Dysmenorrhea, Chronic Pelvic Pain, Pelvic Pain
Interventions
Naproxen Sodium 550mg, Placebo, Extended Release Acetaminophen (650 mg)
Drug
Lead sponsor
Endeavor Health
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 7, 2025 · Synced Oct 17, 2026, 9:34 PM EDT
Completed Phase 1 Interventional Results available

Venetoclax With Obinutuzumab and Magrolimab (VENOM) in Relapsed and Refractory Indolent B-cell Malignancies

NCT04599634
View directory record Official record
Conditions
Follicular Lymphoma, Marginal Zone Lymphoma, Mantle Cell Lymphoma, Chronic Lymphocytic Lymphoma, B-Cell Lymphoma
Interventions
Obinutuzumab, Venetoclax, Magrolimab, Acetaminophen, Diphenhydramine, Prednisone/prednisolone, Methylprednisolone, CT Scan chest/abdomen/pelvis, MRI, 18-FDG-PET, Bone Marrow Biopsy, Bone Marrow Aspiration
Drug · Diagnostic Test · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 4, 2025 · Synced Oct 17, 2026, 9:34 PM EDT
Completed Phase 4 Interventional Results available

Acetaminophen (APAP) +/- Oxycodone

NCT04122443
View directory record Official record
Conditions
Musculoskeletal Pain
Interventions
Acetaminophen, Oxycodone
Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
393 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Feb 28, 2024 · Synced Oct 17, 2026, 9:34 PM EDT
Terminated Phase 4 Interventional Results available

A Trial of Two Steroid-Free Approaches Toward Mycophenolate Mofetil-Based Monotherapy Immunosuppression

NCT00166712
View directory record Official record
Conditions
Kidney Transplant Failure and Rejection
Interventions
Tacrolimus (TAC), Sirolimus, Alemtuzumab, Mycophenolate mofetil (MMF)
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 26, 2015 · Synced Oct 17, 2026, 9:34 PM EDT
Withdrawn Phase 4 Interventional

Ketamine in Colorectal Surgery

NCT02785003
View directory record Official record
Conditions
Acute Pain, Pain, Postoperative, Colorectal Surgery
Interventions
Placebo, Ketamine, Acetaminophen, Opioid, Alvimopan
Drug
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 26, 2017 · Synced Oct 17, 2026, 9:34 PM EDT
Enrolling by invitation Phase 4 Interventional

Enhanced Recovery After Surgery (ERAS) in Live Donor Kidney Transplant Recipients

NCT06997016
View directory record Official record
Conditions
Postoperative Pain
Interventions
pre-operative carbohydrate drink, Acetaminophen, Gabapentin, Bupivacaine, Ambulation
Dietary Supplement · Drug · Other
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated Oct 15, 2026 · Synced Oct 17, 2026, 9:34 PM EDT
Completed Phase 4 Interventional Results available

Ketamine Infusion Therapy for the Management of Acute Pain in Adult Rib Fracture Patients

NCT02432456
View directory record Official record
Conditions
Wounds and Injuries, Rib Fractures
Interventions
Ketamine, Placebo, Intercostal Nerve Block, Acetaminophen, Ibuprofen, Pantoprazole, Methocarbamol, Opioid
Drug · Procedure
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 5, 2020 · Synced Oct 17, 2026, 9:34 PM EDT
Completed Phase 1 Interventional

Patient Controlled Administration of Liquid Acetaminophen

NCT06498713
View directory record Official record
Conditions
Pain, Pain, Postoperative
Interventions
Acetaminophen 650 mg Oral Tablet, Acetaminophen 650mg Liquid, CADD pump
Drug · Device
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Oct 17, 2026, 9:34 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Post Operative Analgesia and Patient Satisfaction

NCT04976387
View directory record Official record
Conditions
Postoperative Pain, Patient Satisfaction, Analgesia
Interventions
Not listed
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years to 89 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Mar 30, 2026 · Synced Oct 17, 2026, 9:34 PM EDT
Terminated Phase 4 Interventional Results available

Lumbar Stenosis Outcomes Research II

NCT00652093
View directory record Official record
Conditions
Lumbar Spinal Stenosis
Interventions
opana then darvocet then placebo, opana then placebo then darvocet, placebo then opana then darvocet, Placebo then darvocet then opana, Darvocet then opana then placebo, Darvocet then placebo then opana
Drug
Lead sponsor
University of Rochester
Other
Eligibility
50 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Mar 25, 2016 · Synced Oct 17, 2026, 9:34 PM EDT