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ClinicalTrials.gov public records Last synced Oct 25, 2026, 11:16 AM EDT

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Showing 913–936 of 979 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: APAP Clear all
Terminated Phase 2Phase 3 Interventional

SPARK-ALL: Calaspargase Pegol in Adults With ALL

NCT04817761
View directory record Official record
Conditions
Acute Lymphoblastic Leukemia
Interventions
Calaspargase pegol (S95015)
Drug
Lead sponsor
Institut de Recherches Internationales Servier
Other
Eligibility
22 Years to 55 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
21
States / cities
Scottsdale, Arizona • Duarte, California • Los Angeles, California + 16 more
Source: ClinicalTrials.gov public record
Updated Feb 18, 2026 · Synced Oct 25, 2026, 11:16 AM EDT
Completed Phase 3 Interventional Results available

Preoperative Acetaminophen and Carbohydrate Loading

NCT03131713
View directory record Official record
Conditions
Non-melanoma Skin Cancer
Interventions
Acetaminophen
Drug
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years and older
Enrollment
101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 7, 2019 · Synced Oct 25, 2026, 11:16 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

A Randomized Controlled Trial of Oral Acetaminophen for Analgesic Control After Transvaginal Oocyte Retrieval

NCT02418182
View directory record Official record
Conditions
Pain
Interventions
Acetaminophen, placebo
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
21 Years to 45 Years · Female only
Enrollment
99 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Feb 18, 2020 · Synced Oct 25, 2026, 11:16 AM 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 25, 2026, 11:16 AM EDT
Recruiting Phase 3 Interventional

Post-Op Pain Control for Prophylactic Intramedullary Nailing.

NCT03823534
View directory record Official record
Conditions
Bone Metastases, Lymphoma, Multiple Myeloma, Opioid Use, Pain
Interventions
Ketorolac, Normal saline, Acetaminophen, Oxycodone Acetaminophen, Morphine, Hydrocodone/Acetaminophen, Oxycodone
Drug
Lead sponsor
St. Louis University
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 22, 2026 · Synced Oct 25, 2026, 11:16 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

TAP Block With Plain Bupivacaine Versus Wound Infiltration With Exparel for Postoperative Pain Management

NCT02074709
View directory record Official record
Conditions
Postoperative Pain
Interventions
Plain bupivacaine, Liposomal bupivacaine
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 80 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 4, 2018 · Synced Oct 25, 2026, 11:16 AM EDT
Completed Phase 2 Interventional Results available

Sucralfate to Improve Oral Intake in Children With Infectious Oral Ulcers: a Randomized, Double-blind, Placebo-Controlled Trial

NCT03241030
View directory record Official record
Conditions
Herpangina, Gingivostomatitis, Hand, Foot and Mouth Disease
Interventions
Sucralfate, Placebo, Acetaminophen, Ibuprofen
Drug · Other
Lead sponsor
University of Texas at Austin
Other
Eligibility
6 Months to 5 Years
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Oct 29, 2021 · Synced Oct 25, 2026, 11:16 AM EDT
Completed No phase listed Observational Results available

Total Hip Arthroplasty Outcomes With Regional and Multimodal Analgesia

NCT02186795
View directory record Official record
Conditions
Arthroplasty, Replacement, Hip, Arthritis
Interventions
Not listed
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
117 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Mar 22, 2019 · Synced Oct 25, 2026, 11:16 AM EDT
Active, not recruiting Phase 3 Interventional Results available

A Study to Evaluate the Efficacy and Safety of Obinutuzumab in Participants With ISN/RPS 2003 Class III or IV Lupus Nephritis

NCT04221477
View directory record Official record
Conditions
Lupus Nephritis
Interventions
Obinutuzumab, MMF, Prednisone, Placebo, Methylprednisolone, Acetaminophen, Diphenhydramine
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years to 75 Years
Enrollment
271 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2031
U.S. locations
18
States / cities
Birmingham, Alabama • Beverly Hills, California • Fontana, California + 14 more
Source: ClinicalTrials.gov public record
Updated Oct 19, 2026 · Synced Oct 25, 2026, 11:16 AM EDT
Completed No phase listed Observational Results available

Tylenol Levels in Bariatric Patients

NCT02982928
View directory record Official record
Conditions
Obesity
Interventions
Not listed
Lead sponsor
Nationwide Children's Hospital
Other
Eligibility
12 Years to 21 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 19, 2019 · Synced Oct 25, 2026, 11:16 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Acetaminophen Versus Ibuprofen for the Control of Immediate and Delayed Pain Following Orthodontic Separator Placement

NCT00484744
View directory record Official record
Conditions
Orthodontic Pain
Interventions
Acetaminophen, Avicel (placebo), Ibuprofen
Drug
Lead sponsor
University of Missouri, Kansas City
Other
Eligibility
9 Years to 17 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
2
States / cities
Lee's Summit, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 20, 2020 · Synced Oct 25, 2026, 11:16 AM EDT
Withdrawn Not applicable Interventional

Comparison of Different Methods of Pain Control After Cesarean Section for Patients on Buprenorphine or Methadone

NCT02091297
View directory record Official record
Conditions
Caesarean Delivery
Interventions
TAP Block, Ropivacaine, Acetaminophen, Morphine
Drug
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
3
States / cities
Boston, Massachusetts • Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Aug 5, 2016 · Synced Oct 25, 2026, 11:16 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 25, 2026, 11:16 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effects of Oxybutynin Topical Gel on Gastric Emptying

NCT00926926
View directory record Official record
Conditions
Healthy
Interventions
Oxybutynin Chloride Gel, Placebo Gel
Drug
Lead sponsor
Watson Pharmaceuticals
Industry
Eligibility
18 Years and older · Female only
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Saint Charles, Missouri
Source: ClinicalTrials.gov public record
Updated Oct 8, 2012 · Synced Oct 25, 2026, 11:16 AM EDT
Completed Not applicable Interventional Results available

Sleep Disruption in New Mothers: An Intervention Trial

NCT01321710
View directory record Official record
Conditions
Pregnancy, Postpartum Period, Sleep Disturbance
Interventions
Sleep hygiene, Dietary information, Acetaminophen
Behavioral · Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older · Female only
Enrollment
152 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Feb 29, 2012 · Synced Oct 25, 2026, 11:16 AM EDT
Terminated Phase 2 Interventional Results available

Randomized Controlled Trial to Evaluate the Safety and Efficacy of Acetaminophen in Preterm Infants Used in Combination With Ibuprofen for Closure of the Ductus Arteriosus

NCT03701074
View directory record Official record
Conditions
Patent Ductus Arteriosus, Preterm Infant, Bronchopulmonary Dysplasia
Interventions
Ibuprofen and acetaminophen, Ibuprofen and placebo
Drug
Lead sponsor
University of South Alabama
Other
Eligibility
5 Days to 21 Days
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Mobile, Alabama
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Oct 25, 2026, 11:16 AM 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 25, 2026, 11:16 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Manufacturing Transfer Study Comparing the Bioequivalence of a Single Oral Dose of Claritin-D 12-Hour Extended Release Tablet From 2 Different Manufactuers Under Fed Conditions in Healthy Adult Subjects

NCT03517943
View directory record Official record
Conditions
Clinical Pharmacology
Interventions
Loratadine + Pseudoephedrine sulfate (Claritin-D, BAY818725) (Manufacturer-SAG), Loratadine + Pseudoephedrine sulfate (Claritin-D, BAY818725) (Manufacturer-Heist)
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years to 55 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Secaucus, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 13, 2018 · Synced Oct 25, 2026, 11:16 AM EDT
Enrolling by invitation Phase 4 Interventional

A Study of Intravenous Acetaminophen for Small Bowel Obstruction

NCT05878015
View directory record Official record
Conditions
Small Bowel Obstruction
Interventions
Acetaminophen
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Oct 25, 2026, 11:16 AM EDT
Completed Phase 4 Interventional Results available

A Multimodal Analgesia Protocol Adapted for Ambulatory Surgery

NCT04015908
View directory record Official record
Conditions
Opioid Use
Interventions
Celecoxib, Acetaminophen, Pregabalin, Oxycodone, Percocet
Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jul 8, 2024 · Synced Oct 25, 2026, 11:16 AM EDT
Withdrawn Phase 2Phase 3 Interventional

Opioid-Free Pain Control Regiment Following Robotic Radical Prostatectomy

NCT04939987
View directory record Official record
Conditions
Radical Prostatectomies
Interventions
Tramadol, Gabapentin, Hydrocodone-Acetaminophen, Oxycodone-Acetaminophen, Ketorolac, Acetaminophen, Ketorolac tromethamine, Ketamine
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
40 Years to 75 Years · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 6, 2022 · Synced Oct 25, 2026, 11:16 AM EDT
Completed Phase 4 Interventional Results available

Pre vs Post Block in Total Knee Arthroplasty (TKA)

NCT05974501
View directory record Official record
Conditions
Knee Osteoarthritis, Arthroplasty Complications, Postoperative Pain
Interventions
Dexamethasone, Acetaminophen, Lyrica, Celebrex, Meloxicam, Oxycodone, Ropivacaine
Drug
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Feb 12, 2025 · Synced Oct 25, 2026, 11:16 AM EDT
Recruiting Not applicable Interventional

Telehealth for Sleep Apnea: Effectiveness, Implementation, and Cost in the Military Health System

NCT07121452
View directory record Official record
Conditions
Obstructive Sleep Apnea (OSA)
Interventions
Sleep Navigator
Behavioral
Lead sponsor
Uniformed Services University of the Health Sciences
Federal
Eligibility
18 Years to 64 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
2
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 10, 2025 · Synced Oct 25, 2026, 11:16 AM 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 25, 2026, 11:16 AM EDT