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ClinicalTrials.gov public records Last synced Oct 23, 2026, 1:52 PM EDT

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Showing 529–552 of 979 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: APAP Clear all
Completed Phase 2 Interventional Results available

Comparing Five Oral Analgesics for Treatment of Acute Pain in the Emergency Department (ED)

NCT03173456
View directory record Official record
Conditions
Musculoskeletal Pain
Interventions
oxycodone/APAP, hydrocodone/APAP, codeine/APAP, 400 ibuprofen/APAP, 800 ibuprofen/APAP
Drug
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
21 Years to 64 Years
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Feb 1, 2022 · Synced Oct 23, 2026, 1:52 PM EDT
Completed No phase listed Observational

Opiate Free Multimodal Pain Pathway in Elective Foot and Ankle Surgery: A Prospective Study

NCT04771741
View directory record Official record
Conditions
Bunion of Unspecified Foot, Bunionette of Unspecified Foot, Hammertoe, Ankle Fractures, Achilles Tendon Surgery
Interventions
Acetominophen, Toradol, Meloxicam, Cyclobenzaprine, Lyrica
Drug
Lead sponsor
Prisma Health-Midlands
Other
Eligibility
18 Years to 99 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 27, 2023 · Synced Oct 23, 2026, 1:52 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Hip Arthroscopy Postoperative Opioid Demands

NCT04094701
View directory record Official record
Conditions
Opioid Use, Pain, Femoral Acetabular Impingement, Labral Tear, Glenoid
Interventions
Control Group Regimen, Opioid reduced regimen
Other
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
170 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2028
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 13, 2026 · Synced Oct 23, 2026, 1:52 PM EDT
Active, not recruiting Phase 1 Interventional

T-Cell Therapy for Advanced Breast Cancer

NCT02792114
View directory record Official record
Conditions
Breast Cancer, Metastatic HER2-negative Breast
Interventions
Cyclophosphamide, Mesothelin-targeted T cells, AP1903
Drug · Biological
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
186 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2027
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Oct 23, 2026, 1:52 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Determine the Clinical Advantage of IV vs PO Acetaminophen

NCT03558555
View directory record Official record
Conditions
Inguinal Hernia
Interventions
Acetaminophen IV Soln, Oral Acetaminophen, Placebo Pills, Saline
Drug
Lead sponsor
Yan Lai
Other
Eligibility
18 Years to 75 Years
Enrollment
103 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 10, 2020 · Synced Oct 23, 2026, 1:52 PM EDT
Suspended Phase 2 Interventional Accepts healthy volunteers

Reducing Opioid Use and Misuse After Wisdom Molar Extractions

NCT04414917
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Twin block, iPill dispenser
Drug · Device
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years and older
Enrollment
133 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Oct 23, 2026, 1:52 PM EDT
Not listed Phase 4 Interventional

ZYNRELEF® for Postoperative Analgesia After Laparoscopic Sleeve Gastrectomy

NCT05863221
View directory record Official record
Conditions
Post Operative Pain, Acute, Bariatric Surgery Candidate, Postoperative Pain
Interventions
ZYNRELEF 200Mg-6Mg Extended-Release Solution
Drug
Lead sponsor
Dr. Yannis Raftopoulos
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Holyoke, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 18, 2023 · Synced Oct 23, 2026, 1:52 PM EDT
Completed Phase 3 Interventional Results available

Study to Evaluate the Safety and Efficacy of ABT-712 in Subjects With Moderate to Severe Chronic Low Back Pain (CLBP)

NCT00763321
View directory record Official record
Conditions
Chronic Low Back Pain
Interventions
ABT-712, Placebo
Drug
Lead sponsor
AbbVie (prior sponsor, Abbott)
Industry
Eligibility
21 Years to 75 Years
Enrollment
287 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
31
States / cities
Huntsville, Alabama • Burbank, California • San Diego, California + 27 more
Source: ClinicalTrials.gov public record
Updated Feb 6, 2014 · Synced Oct 23, 2026, 1:52 PM EDT
Completed Phase 2 Interventional Results available

Safety in Immunomodulatory Functions of Alemtuzumab (Campath) in Pediatric Kidney Transplantation Recipients

NCT00240994
View directory record Official record
Conditions
Kidney Failure, Chronic, Kidney Transplantation, Immunosuppression
Interventions
Alemtuzumab, Tacrolimus, Mycophenolate mofetil, Sirolimus
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
1 Year to 20 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
4
States / cities
San Francisco, California • Boston, Massachusetts • Philadelphia, Pennsylvania + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 2, 2017 · Synced Oct 23, 2026, 1:52 PM EDT
Terminated Phase 4 Interventional

Multimodal Analgesia vs. Routine Care Pain Management for Lumbar Spine Fusion Surgery: A Prospective Randomized Study

NCT02202369
View directory record Official record
Conditions
Single Level Lumbar Decompression and Fusion Spine Surgery
Interventions
Multimodal Analgesia Treatment, Standard of Care Pain Management Protocol
Other
Lead sponsor
OrthoCarolina Research Institute, Inc.
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Charlotte, North Carolina
Source: ClinicalTrials.gov public record
Updated May 22, 2026 · Synced Oct 23, 2026, 1:52 PM EDT
Completed Early Phase 1 Interventional

Role of Pregabalin in Treatment of Post-Op Pain in Fracture Patients

NCT00583869
View directory record Official record
Conditions
Post-operative Pain
Interventions
Placebo, Pregabalin
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years to 70 Years
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jan 7, 2014 · Synced Oct 23, 2026, 1:52 PM EDT
Active, not recruiting Phase 4 Interventional

Post-cesarean Analgesia: Comparing Effectiveness of Staggered v. Simultaneous Therapies

NCT07102641
View directory record Official record
Conditions
Cesarean Delivery, Postpartum Comfort, Postpartum Pain, Post-operative Pain, NSAIDs, Acetaminophen (D000082)
Interventions
Acetaminophen, NSAID (Ketorolac/Ibuprofen)
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
16 Years and older · Female only
Enrollment
825 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Oct 23, 2026, 1:52 PM EDT
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

A Study to Learn About the Effect of Study Medicine Called PF-08653944 on How Quickly the Stomach Empties Its Content in Healthy Adults With Overweight or Obesity

NCT07508241
View directory record Official record
Conditions
Obesity, Overweight and/or Obesity, Overweight, Drug Interaction
Interventions
PF-08653944, Acetaminophen
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 9, 2026 · Synced Oct 23, 2026, 1:52 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Dextromethorphan as a Novel Non-opioid Adjunctive Agent for Pain Control in Medication Abortion

NCT03480009
View directory record Official record
Conditions
Abortion in First Trimester
Interventions
Dextromethorphan Hydrobromide, Avicel PH101 (Microcrystalline Cellulose NF) for Compounding, Oxycodone
Drug
Lead sponsor
Study Investigator-Sponsor
Other
Eligibility
18 Years and older · Female only
Enrollment
156 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 6, 2020 · Synced Oct 23, 2026, 1:52 PM EDT
Terminated No phase listed Observational

Long Term Function Outcomes and Pain in Implant-based Post-mastectomy Breast Reconstruction

NCT04477538
View directory record Official record
Conditions
Post-mastectomy Breast Reconstruction
Interventions
Post-mastectomy breast reconstruction physical well-being survey
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older · Female only
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 5, 2024 · Synced Oct 23, 2026, 1:52 PM EDT
Completed Not applicable Interventional

Conditioned Open-label Placebo (COLP) for Peri-operative Pain Management in Patients With Head and Neck Cancer

NCT04973748
View directory record Official record
Conditions
Postoperative Pain, Opioid Use
Interventions
Conditioned open-label placebo (COLP), Surveys about pain, opioid use and depression symptoms
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 23, 2024 · Synced Oct 23, 2026, 1:52 PM EDT
Completed Not applicable Interventional

Characterizing the Effects of Platelet-Rich Fibrin (PRF) as a Palatal Wound Dressing on Quality of Life and Sleep Following Mucogingival Surgery. Study Was Conducted at the Air Force Post Graduate Dental School. All HIPPA Consents and Research Informed Consents Are Located at JBSA-Lackland.

NCT07637838
View directory record Official record
Conditions
Palatal Donor Site Wound Healing, Platelet Rich Fibrin, Sleep Quality, Pain, Analgesic Consumption
Interventions
Platelet rich fibrin, Control Group: collagen matrices or oxidized cellulose membrane
Procedure · Other
Lead sponsor
59th Medical Wing
Federal
Eligibility
18 Years to 99 Years
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Oct 23, 2026, 1:52 PM EDT
Completed Phase 1Phase 2 Interventional Results available

PROSTVAC in Combination With Nivolumab in Men With Prostate Cancer

NCT02933255
View directory record Official record
Conditions
Prostate Cancer
Interventions
PROSTVAC-V/F, Nivolumab, Prostatectomy, Biopsy, Tylenol
Biological · Drug · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 120 Years · Male only
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated May 31, 2024 · Synced Oct 23, 2026, 1:52 PM EDT
Completed No phase listed Observational

Adduct Dipstick for Diagnosis of Acetaminophen Toxicity

NCT01575847
View directory record Official record
Conditions
Acetaminophen Toxicity
Interventions
Not listed
Lead sponsor
Arkansas Children's Hospital Research Institute
Other
Eligibility
12 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Jan 4, 2017 · Synced Oct 23, 2026, 1:52 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

IV Acetaminophen for Postoperative Pain Analgesia After Laparoscopic Hysterectomy

NCT02400580
View directory record Official record
Conditions
Pain
Interventions
IV acetaminophen, placebo
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 75 Years · Female only
Enrollment
183 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 13, 2018 · Synced Oct 23, 2026, 1:52 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study of the Effects of ITCA 650 on Gastric Emptying and Interaction of ITCA 650 on 4 Commonly Studied Drugs

NCT02641899
View directory record Official record
Conditions
Healthy
Interventions
ITCA 650 20/60 mcg/day, Acetaminophen, Atorvastatin, Lisinopril, Warfarin, Digoxin
Drug
Lead sponsor
Intarcia Therapeutics
Industry
Eligibility
18 Years to 65 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Jan 27, 2017 · Synced Oct 23, 2026, 1:52 PM EDT
Suspended Phase 1 Interventional

Trazodone Dose Tolerance and APAP Adherence

NCT02945644
View directory record Official record
Conditions
Sleep Apnea, Obstructive
Interventions
Trazodone, Placebo
Drug
Lead sponsor
Louis Stokes VA Medical Center
Federal
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated May 11, 2020 · Synced Oct 23, 2026, 1:52 PM EDT
Active, not recruiting Phase 2 Interventional

A Study of Daratumumab, Carfilzomib, Lenalidomide, and Dexamethasone in Patients With Newly-Diagnosed Multiple Myeloma

NCT04268498
View directory record Official record
Conditions
Multiple Myeloma
Interventions
Bortezomib, Dexamethasone, Lenalidomide, Acetaminophen, Diphenhydramine, Montelukast, Carfilzomib, Daratumumab, Autologous Stem Cell Transplant (ASCT)
Drug · Biological
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 75 Years
Enrollment
310 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
7
States / cities
Miami, Florida • Tampa, Florida • Buffalo, New York + 4 more
Source: ClinicalTrials.gov public record
Updated Mar 24, 2026 · Synced Oct 23, 2026, 1:52 PM EDT
Completed Phase 4 Interventional Results available

Acetaminophen's Efficacy For Post-operative Pain

NCT01721486
View directory record Official record
Conditions
Tonsillitis, Airway Obstruction, Difficulty Swallowing
Interventions
IV acetaminophen, PO acetaminophen
Drug
Lead sponsor
Kaveh Aslani, MD
Other
Eligibility
5 Years to 13 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 8, 2017 · Synced Oct 23, 2026, 1:52 PM EDT