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ClinicalTrials.gov public records Last synced Oct 15, 2026, 10:05 AM EDT

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Showing 841–864 of 948 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Acetaminophen (Ofirmev) Clear all
Completed Phase 1 Interventional

Re-administration of Intramuscular AAV9 in Patients With Late-Onset Pompe Disease

NCT02240407
View directory record Official record
Conditions
Pompe Disease
Interventions
Recombinant Adeno-Associated Virus Acid Alpha-Glucosidase, Rapamycin, saline, Rituxan, Diphenhydramine, Acetaminophen, Lidocaine, LMX 4 Topical Cream
Genetic · Drug · Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 50 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Apr 5, 2022 · Synced Oct 15, 2026, 10:05 AM EDT
Enrolling by invitation Not applicable Interventional

Physiological Effects of N-Acetyl Cysteine in Patients With Multiple Sclerosis

NCT03032601
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
N-acetyl Cysteine
Dietary Supplement
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 17, 2025 · Synced Oct 15, 2026, 10:05 AM EDT
Terminated Early Phase 1 Interventional Accepts healthy volunteers

Pain Management Following Sinus Surgery

NCT03822962
View directory record Official record
Conditions
Nasal Sinus; Inflammation, Opioid Abuse, Pain, Postoperative
Interventions
Ibuprofen 600Mg Tablet, Standard Regimen | Tylenol
Drug · Other
Lead sponsor
University of Nebraska
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
2
States / cities
Omaha, Nebraska • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 6, 2023 · Synced Oct 15, 2026, 10:05 AM EDT
Completed Phase 1 Interventional

To Define the Role of GLP-1 for Improving Glucose Homeostasis in Humans Following Gastric Bypass Surgery

NCT02204813
View directory record Official record
Conditions
Bypass, Gastric, Roux-en-Y Gastric Bypass, Vertical Sleeve Gastrectomy, Gastric Banding, Bariatric Surgery
Interventions
Placebo, Lo-Xenin, Hi-Xenin, Extra Hi-Xenin
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 65 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 27, 2018 · Synced Oct 15, 2026, 10:05 AM EDT
Completed Phase 2 Interventional Results available

Safety Study of Ornithine Phenylacetate to Treat Patients With Acute Liver Failure/Severe Acute Liver Injury

NCT01548690
View directory record Official record
Conditions
Acute Liver Failure, Acute Liver Injury
Interventions
Ornithine Phenylacetate
Drug
Lead sponsor
William Lee
Other
Eligibility
18 Years to 65 Years
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
11
States / cities
San Francisco, California • New Haven, Connecticut • Atlanta, Georgia + 8 more
Source: ClinicalTrials.gov public record
Updated Oct 30, 2018 · Synced Oct 15, 2026, 10:05 AM EDT
Active, not recruiting Phase 2 Interventional

Trial of Therapeutic Hypothermia in Patients With ARDS

NCT04545424
View directory record Official record
Conditions
Respiratory Distress Syndrome, Adult
Interventions
Hypothermia, Neuromuscular Blocking Agents, Standard of care
Device · Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 85 Years
Enrollment
340 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
19
States / cities
Los Angeles, California • New Haven, Connecticut • Atlanta, Georgia + 12 more
Source: ClinicalTrials.gov public record
Updated Sep 9, 2026 · Synced Oct 15, 2026, 10:05 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Reduced Opioid Prescription After Laparoscopic Hysterectomy

NCT05548582
View directory record Official record
Conditions
Pain, Postoperative, Opioid Misuse, Opioid Use, Pain
Interventions
OxyCODONE 5 mg Oral Tablet, Acetaminophen 500 mg Tab, Ibuprofen 600 mg
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older · Female only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 12, 2026 · Synced Oct 15, 2026, 10:05 AM EDT
Terminated Not applicable Interventional

Cooling Helmets to Decrease Concussion Symptoms

NCT05473897
View directory record Official record
Conditions
Concussion, Mild, TBI (Traumatic Brain Injury)
Interventions
Catalyst Cryohelmet
Device
Lead sponsor
Corewell Health South
Other
Eligibility
19 Years to 65 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Saint Joseph, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 29, 2024 · Synced Oct 15, 2026, 10:05 AM EDT
Completed Phase 4 Interventional Results available

The Effect of Intravenous Acetaminophen on Post-Operative Pain After Craniotomy

NCT03445390
View directory record Official record
Conditions
Pain
Interventions
Acetaminophen, Placebo
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Mar 1, 2019 · Synced Oct 15, 2026, 10:05 AM EDT
Completed Not applicable Interventional Results available

A Trial of Custom Foot Orthoses for the Treatment of Plantar Heel Pain

NCT00765843
View directory record Official record
Conditions
Plantar Fasciitis
Interventions
orthoses
Device
Lead sponsor
Rosalind Franklin University of Medicine and Science
Other
Eligibility
18 Years to 75 Years
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
2
States / cities
Chicago, Illinois • North Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 21, 2014 · Synced Oct 15, 2026, 10:05 AM EDT
Completed Not applicable Interventional Results available

Intraoperative and Post-operative Analgesic Effect of IV Acetaminophen for Sinus Surgery

NCT01608308
View directory record Official record
Conditions
Chronic Sinusitis
Interventions
IV Acetaminophen, Placebo
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 68 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 16, 2015 · Synced Oct 15, 2026, 10:05 AM 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 15, 2026, 10:05 AM EDT
Completed Phase 3 Interventional Results available

Maxigesic® IV Phase 3 Exposure Study

NCT04005755
View directory record Official record
Conditions
Postoperative Pain
Interventions
Maxigesic® IV
Drug
Lead sponsor
AFT Pharmaceuticals, Ltd.
Industry
Eligibility
18 Years and older
Enrollment
232 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
2
States / cities
Pasadena, Maryland • Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 1, 2021 · Synced Oct 15, 2026, 10:05 AM EDT
Completed Phase 2 Interventional Results available

IN Sub-Dissociative Ketamine vs IN Fentanyl

NCT02521415
View directory record Official record
Conditions
Bone Fracture
Interventions
ketamine, fentanyl, ibuprofen or acetaminophen
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
4 Years to 17 Years
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Charlotte, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 26, 2022 · Synced Oct 15, 2026, 10:05 AM EDT
Completed Phase 3 Interventional Results available

N-acetylcysteine in Non-Acetaminophen Pediatric Acute Liver Failure

NCT00248625
View directory record Official record
Conditions
Acute Liver Failure, Hepatic Encephalopathy
Interventions
N-acetylcysteine, Placebo
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
Up to 18 Years
Enrollment
184 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2010
U.S. locations
17
States / cities
San Francisco, California • Denver, Colorado • Atlanta, Georgia + 13 more
Source: ClinicalTrials.gov public record
Updated Jul 28, 2016 · Synced Oct 15, 2026, 10:05 AM EDT
Completed Not applicable Interventional

Post-market, Randomized, Controlled, Prospective Study Evaluating Intrathecal Pain Medication (IT) Versus Conventional Medical Management (CMM) in the Non-cancer, Refractory, Chronic Pain Population

NCT04096391
View directory record Official record
Conditions
Chronic Nonmalignant Pain, Pain, Intractable, Pain, Chronic
Interventions
Flowonix Prometra® II Programmable Infusion System, Pain Medicine
Device · Drug
Lead sponsor
Evolve Restorative Center
Other
Eligibility
22 Years and older
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Santa Rosa, California
Source: ClinicalTrials.gov public record
Updated May 18, 2022 · Synced Oct 15, 2026, 10:05 AM EDT
Completed Phase 4 Interventional Results available

Post-operative Dental Pain Study Comparing Two Different Dosage of Analgesic Efficacy

NCT01075243
View directory record Official record
Conditions
Post-surgical Dental Pain
Interventions
Paracetamol 1000 mg, Paracetamol 650 mg, Placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 45 Years
Enrollment
401 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Apr 29, 2015 · Synced Oct 15, 2026, 10:05 AM EDT
Completed Phase 3 Interventional

A Study of an Acetaminophen/Naproxen Sodium Fixed Combination, Acetaminophen and Naproxen Sodium in Postoperative Dental Pain

NCT05761574
View directory record Official record
Conditions
Pain
Interventions
Acetaminophen/Naproxen Sodium Fixed Combination, Naproxen Sodium, Acetaminophen, Placebo
Drug
Lead sponsor
Johnson & Johnson Consumer Inc. (J&JCI)
Industry
Eligibility
16 Years to 50 Years
Enrollment
447 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jul 2, 2025 · Synced Oct 15, 2026, 10:05 AM EDT
Not yet recruiting Phase 4 Interventional

Intravenous Metoclopramide Versus Intravenous Acetaminophen for Acute Concussion Treatment

NCT07634393
View directory record Official record
Conditions
Concussion Post Syndrome, Head Trauma Injury
Interventions
Metoclopramide 10mg, Acetaminophen
Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 1, 2026 · Synced Oct 15, 2026, 10:05 AM 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 15, 2026, 10:05 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Assess the Safety, Tolerability, and Pharmacokinetics of AZD6234 Following Single Ascending Dose Administration to Healthy Subjects Who Are Overweight or Obese

NCT05511025
View directory record Official record
Conditions
Healthy Participants
Interventions
AZD6234, Placebo, Acetaminophen
Drug · Combination Product
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 55 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
2
States / cities
Glendale, California • Brooklyn, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 26, 2023 · Synced Oct 15, 2026, 10:05 AM EDT
Completed Phase 2 Interventional Results available

Naproxen Sodium/Acetaminophen Proof of Concept Dosing Study

NCT03879408
View directory record Official record
Conditions
Pain
Interventions
440 mg naproxen sodium with 1000 mg acetaminophen, 220 mg naproxen sodium with 650 mg acetaminophen, 10 mg hydrocodone + 650 mg acetaminophen, 440 mg naproxen sodium, Placebo tablet
Drug
Lead sponsor
Johnson & Johnson Consumer Inc., McNeil Consumer Healthcare Division
Industry
Eligibility
17 Years to 50 Years
Enrollment
290 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Dec 5, 2022 · Synced Oct 15, 2026, 10:05 AM EDT
Withdrawn Phase 3 Interventional Accepts healthy volunteers

A Multiple-Dose Safety Study of Fixed Combination of Acetaminophen/Naproxen Sodium in Adolescents With Orthodontic Pain

NCT05845008
View directory record Official record
Conditions
Orthodontic Pain
Interventions
Acetaminophen/Naproxen Sodium Fixed Combination
Drug
Lead sponsor
Johnson & Johnson Consumer Inc. (J&JCI)
Industry
Eligibility
12 Years to 16 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Mar 5, 2024 · Synced Oct 15, 2026, 10:05 AM EDT
Completed Phase 4 Interventional Results available

Intravenous Versus Oral Acetaminophen in Primary Total Hip Arthroplasty

NCT02839876
View directory record Official record
Conditions
Osteoarthritis, Acetaminophen, Arthroplasty, Hip Replacement
Interventions
Intravenous acetaminophen, Oral acetaminophen
Drug
Lead sponsor
Duke University
Other
Eligibility
56 Years to 85 Years
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 9, 2021 · Synced Oct 15, 2026, 10:05 AM EDT