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Showing 1–24 of 91 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Naproxen tablet Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

Pharmacokinetics Study Comparing Naproxen Sodium Extended Release and Naprelan

NCT00969449
View directory record Official record
Conditions
Pharmacokinetics
Interventions
Naproxen Sodium, (BAY H6689), Naprelan, (BAY H6689)
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years to 55 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated May 19, 2014 · Synced Sep 15, 2026, 11:08 AM EDT
Completed Phase 3 Interventional Results available

Efficacy Study of PN400 (VIMOVO) Twice Daily and Celebrex Once Daily in Patients With Osteoarthritis

NCT00664560
View directory record Official record
Conditions
Osteoarthritis
Interventions
PN 400 (VIMOVO), celebrex, Placebo, Rescue Antacid
Drug
Lead sponsor
POZEN
Industry
Eligibility
50 Years and older
Enrollment
614 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 26, 2012 · Synced Sep 15, 2026, 11:08 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety Study of a Test Naproxen Sodium 220mg Tablet in Postoperative Dental Pain

NCT03566979
View directory record Official record
Conditions
Post-operative Dental Pain
Interventions
Test naproxen sodium tablet, Commercial naproxen sodium tablet, Commercial naproxen sodium liquid gels capsule, Placebo tablet
Drug
Lead sponsor
Johnson & Johnson Consumer Inc., McNeil Consumer Healthcare Division
Industry
Eligibility
17 Years to 50 Years
Enrollment
501 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Apr 8, 2020 · Synced Sep 15, 2026, 11:08 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Self Selection Trial of Naproxen Sodium

NCT01383486
View directory record Official record
Conditions
Pain
Interventions
Naproxen sodium ER (BAYH6689), Advil
Drug
Lead sponsor
Bayer
Industry
Eligibility
12 Years and older
Enrollment
253 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
10
States / cities
Anaheim, California • Yorba Linda, California • Pembroke Pines, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Oct 14, 2015 · Synced Sep 15, 2026, 11:08 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Treximet Early Intervention Adolescent Migraine

NCT01016678
View directory record Official record
Conditions
Migraine
Interventions
Treximet, Placebo
Drug
Lead sponsor
Premiere Research Institute
Other
Eligibility
12 Years to 17 Years
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
4
States / cities
West Palm Beach, Florida • Cincinnati, Ohio • Dallas, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated May 3, 2016 · Synced Sep 15, 2026, 11:08 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study Evaluating the Bioavailability of Naproxen 500 mg in Three Formulations

NCT00665743
View directory record Official record
Conditions
Arthritis
Interventions
PN400, naproxen
Drug
Lead sponsor
POZEN
Industry
Eligibility
18 Years to 55 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jun 9, 2008 · Synced Sep 15, 2026, 11:08 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study Assessing Inhibition of Serum Thromboxane B2 Levels With PN400 and Low Dose Aspirin

NCT01094483
View directory record Official record
Conditions
Platelet Inhibition
Interventions
PN400, ASA, Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
50 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Dec 6, 2010 · Synced Sep 15, 2026, 11:08 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 1, 2025 · Synced Sep 15, 2026, 11:08 AM EDT
Completed Phase 4 Interventional Results available

Evaluate Analgesic/Sedative Efficacy of Naproxen Sodium and Diphenhydramine

NCT01118273
View directory record Official record
Conditions
Sleep
Interventions
Naproxen Sodium 440 mg (BAYH6689) / DPH 50mg, Naproxen Sodium 440 mg (BAYH6689), Naproxen Sodium 220 mg (BAYH6689) / DPH 50mg, Naproxen Sodium 220 mg (BAYH6689), DPH 50mg, Ibuprofen 400 mg / Diphenhydramine citrate 76 mg
Drug
Lead sponsor
Bayer
Industry
Eligibility
16 Years to 45 Years
Enrollment
162 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jun 7, 2015 · Synced Sep 15, 2026, 11:08 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 4, 2024 · Synced Sep 15, 2026, 11:08 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Assessing the Analgesic Efficacy of Naproxen Sodium in Postsurgical Dental Pain.

NCT00720057
View directory record Official record
Conditions
Toothache
Interventions
Naproxen Sodium ER (BAYH6689), Placebo
Drug
Lead sponsor
Bayer
Industry
Eligibility
16 Years to 45 Years
Enrollment
312 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
3
States / cities
Austin, Texas • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Aug 24, 2015 · Synced Sep 15, 2026, 11:08 AM EDT
Completed Phase 2 Interventional

A Study To Investigate Whether PF-04457845 Is Effective In Treating Pain, Is Safe And Tolerable In Patients With Osteoarthritis Of The Knee

NCT00981357
View directory record Official record
Conditions
Osteoarthritis, Knee
Interventions
PF-04457845, Naproxen
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 75 Years
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
5
States / cities
Miami, Florida • Overland Park, Kansas • San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Sep 18, 2017 · Synced Sep 15, 2026, 11:08 AM EDT
Completed Phase 4 Interventional Results available

CGRP, Estrogen, Cortisol, VIP, α-Amylase, PGE2, PGI2 and ß-Endorphin Levels in Menstrual Migraine Before and After Treximet

NCT01329562
View directory record Official record
Conditions
Menstrual Migraine
Interventions
Treximet, Placebo
Drug
Lead sponsor
Cady, Roger, M.D.
Individual
Eligibility
18 Years to 45 Years · Female only
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
2
States / cities
Springfield, Missouri • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 8, 2014 · Synced Sep 15, 2026, 11:08 AM EDT
Terminated Phase 4 Interventional Results available

NSAIDs vs. Coxibs in the Presence of Aspirin

NCT03699293
View directory record Official record
Conditions
Rheumatoid Arthritis, Cardiovascular Diseases
Interventions
celecoxib 200mg capsule, naproxen sodium 550mg tablet, Aspirin 81mg tablet
Drug
Lead sponsor
Platelet and Thrombosis Research, LLC
Other
Eligibility
18 Years to 75 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 13, 2026 · Synced Sep 15, 2026, 11:08 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 4, 2022 · Synced Sep 15, 2026, 11:08 AM EDT
Not listed Phase 3 Interventional Accepts healthy volunteers

Post Operative Pain Management Through Adductor Canal Block With Bupivacaine for ACL Reconstruction

NCT05161221
View directory record Official record
Conditions
Pain, Postoperative, ACL
Interventions
OxyCODONE 5 mg Oral Tablet, Naproxen 500 Mg, Tylenol Pill, Liposomal bupivacaine, Femoral Nerve Catheter
Drug · Procedure
Lead sponsor
Rothman Institute Orthopaedics
Other
Eligibility
18 Years and older
Enrollment
154 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 16, 2021 · Synced Sep 15, 2026, 11:08 AM EDT
Completed Phase 3 Interventional Results available

Naproxen Sodium Extended-Release Actual Use Study

NCT00751400
View directory record Official record
Conditions
Pain
Interventions
Naproxen Sodium ER (BAYH6689)
Drug
Lead sponsor
Bayer
Industry
Eligibility
12 Years and older
Enrollment
497 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
24
States / cities
Anaheim, California • Oceanside, California • San Dimas, California + 20 more
Source: ClinicalTrials.gov public record
Updated Aug 24, 2015 · Synced Sep 15, 2026, 11:08 AM EDT
Completed Phase 4 Interventional Results available

Treximet in the Treatment of Chronic Migraine

NCT01090050
View directory record Official record
Conditions
Chronic Migraine
Interventions
Sumatriptan/Naproxen Sodium, Naproxen Sodium
Drug
Lead sponsor
Cady, Roger, M.D.
Individual
Eligibility
18 Years to 65 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
2
States / cities
Springfield, Missouri • San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jul 2, 2013 · Synced Sep 15, 2026, 11:08 AM EDT
Completed Phase 3 Interventional

A Study to Evaluate a Fixed Combination of Acetaminophen/Naproxen Sodium in Acute Postoperative Pain Following Bunionectomy

NCT05868122
View directory record Official record
Conditions
Pain
Interventions
Acetaminophen/Naproxen Sodium Fixed Combination, Placebo
Drug
Lead sponsor
Johnson & Johnson Consumer Inc. (J&JCI)
Industry
Eligibility
16 Years to 65 Years
Enrollment
143 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
4
States / cities
New Providence, New Jersey • Bellaire, Texas • Houston, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated May 3, 2026 · Synced Sep 15, 2026, 11:08 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study Evaluating the Effect of Food on the Bioavailability of PN400 Components

NCT00676442
View directory record Official record
Conditions
Arthritis
Interventions
PN400
Drug
Lead sponsor
POZEN
Industry
Eligibility
18 Years to 55 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Sep 4, 2008 · Synced Sep 15, 2026, 11:08 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Pharmacokinetic Trial of Naproxen Sodium and Diphenhydramine Hydrochloride Soft Capsules Versus Naproxen Sodium and Diphenhydramine Hydrochloride Tablets in Healthy Adult Subjects

NCT03396250
View directory record Official record
Conditions
Pain
Interventions
Naproxen sodium and diphenhydramine hydrochloride soft capsules, Naproxen sodium and diphenhydramine hydrochloride coated tablets (Aleve, PMBAY98-7111)
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years to 55 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Mar 19, 2019 · Synced Sep 15, 2026, 11:08 AM EDT
Completed Phase 4 Interventional Results available

A Trial to Compare the Duration of Analgesic Efficacy and Safety of Naproxen Sodium Tablets and Ibuprofen Tablets in Postsurgical Dental Pain

NCT03404206
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Naproxen Sodium (Aleve, BAY117031), Ibuprofen (Advil), Placebo
Drug
Lead sponsor
Bayer
Industry
Eligibility
16 Years to 40 Years
Enrollment
387 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jul 17, 2019 · Synced Sep 15, 2026, 11:08 AM EDT
Completed Phase 4 Interventional

Migraine Treatment Satisfaction With Treximet Versus Concomitant 2 Aleve and Imitrex

NCT01450995
View directory record Official record
Conditions
Migraine
Interventions
Treximet, Imitrex and two Aleve
Drug
Lead sponsor
Stephen H. Landy, M.D.
Other
Eligibility
18 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 12, 2011 · Synced Sep 15, 2026, 11:08 AM EDT
Terminated Phase 3 Interventional Results available

Evaluating PN 400 (VIMOVO) in Reducing Gastric Ulcers in High Risk Subjects Compared to Arthrotec

NCT00594854
View directory record Official record
Conditions
Gastric Ulcer
Interventions
PN400 (VIMOVO), Diclofenac/Misoprostol
Drug
Lead sponsor
POZEN
Industry
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 21, 2010 · Synced Sep 15, 2026, 11:08 AM EDT