Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 22, 2026, 9:39 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 49–72 of 92 matching trials from the live ClinicalTrials.gov search.
Terminated Phase 2 Interventional Results available

Neurotropin to Treat Chronic Neuropathic Pain

NCT00006289
Conditions
Complex Regional Pain Syndrome Type I, Complex Regional Pain Syndrome Type II
Interventions
Placebo, Neurotropin
Drug
Lead sponsor
National Institute of Nursing Research (NINR)
NIH
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2012
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Toothache
Interventions
Acetaminophen/Oxycodone (Oral analgesic), Bupivicaine (Injectable local anesthetic)
Drug
Lead sponsor
Stony Brook University
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Stony Brook, New York
Conditions
Drugs, Investigational
Interventions
Acetylsalicylic acid (Fast release Aspirin, BAY1019036), Acetylsalicylic Acid (Aspirin, BAYE4465), Placebo
Drug
Lead sponsor
Bayer
Industry
Eligibility
16 Years to 45 Years
Enrollment
514 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
2
States / cities
Austin, Texas • Salt Lake City, Utah
Conditions
Dental Pain
Interventions
ARRY-371797, p38 inhibitor; oral, Placebo; oral
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
2
States / cities
San Marcos, Texas • Salt Lake City, Utah
Conditions
Toothache
Interventions
hydrocodone/acetaminophen, bupivacaine (supraperiosteal nerve block)
Drug
Lead sponsor
Albany Medical College
Other
Eligibility
18 Years to 65 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
Albany, New York
Not listed Phase 4 Interventional Accepts healthy volunteers

Comparative Efficacy of 20% Benzocaine Versus TAC Alternate Gel

NCT00846690
Conditions
Dental Pain, Postoperative Pain
Interventions
benzocaine, TAC alternate gel
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
Not listed
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
6655 Travis Suite 460, Texas
Conditions
Pain
Interventions
Ibuprofen 600 mg ER, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
16 Years to 40 Years
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
2
States / cities
Austin, Texas
Conditions
Pain, Postoperative
Interventions
Naproxen sodium 440 mg / DPH 50 mg (BAY98-7111), Naproxen sodium 220 mg / DPH 50 mg (BAY98-7111), Naproxen sodium 440 mg (BAYH6689), DPH 50 mg
Drug
Lead sponsor
Bayer
Industry
Eligibility
12 Years to 45 Years
Enrollment
712 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
2
States / cities
Austin, Texas • Salt Lake City, Utah
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
Conditions
Post Operative Dental Pain
Interventions
acetaminophen Tablet, acetaminophen Caplet, ibuprofen Liquid-filled capsule, Placebo Tablet, Placebo Caplet, Placebo Liquid-filled capsule
Drug
Lead sponsor
Johnson & Johnson Consumer Inc., McNeil Consumer Healthcare Division
Industry
Eligibility
17 Years to 50 Years
Enrollment
420 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Postoperative Dental Pain
Interventions
PF-05089771, Placebo, Ibuprofen
Drug · Other
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
235 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
3
States / cities
Austin, Texas
Conditions
Dental Pain
Interventions
Acetaminophen (ACE) (1000 mg), Commercial ACE (1000 mg), Commercial Ibuprofen (IBU) (400 mg), Placebo
Drug
Lead sponsor
Johnson & Johnson Healthcare Products Division of McNEIL-PPC, Inc.
Industry
Eligibility
17 Years to 50 Years
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Salt Lake City, Utah
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Dental Pain Study of Analgesics in Patients Undergoing Molar Removal

NCT03652818
Conditions
Dental Pain
Interventions
Pre-Op pregabalin, Pre-Op Placebo 1, Post-Op pregabalin, Post-Op Placebo 1, Post-Op Placebo 2, Post-Op acetaminophen
Drug
Lead sponsor
Nevakar, Inc.
Industry
Eligibility
17 Years to 55 Years
Enrollment
115 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Salt Lake City, Utah
Completed No phase listed Observational Accepts healthy volunteers

DPBRN Peri-operative Pain and Root Canal Therapy

NCT01201681
Conditions
Post-operative Tooth Pain, Root Canal Therapy
Interventions
Not listed
Lead sponsor
Dental Practice-Based Research Network
Network
Eligibility
19 Years to 70 Years
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
7
States / cities
Birmingham, Alabama • Gainesville, Florida • Minneapolis, Minnesota + 1 more
Conditions
Emergency Department Visit, Odontalgia
Interventions
Clinical decision support tool
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Postoperative Pain
Interventions
SAF312A, Placebo, Ibuprofen
Drug
Lead sponsor
Novartis
Industry
Eligibility
18 Years to 45 Years
Enrollment
183 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Post-surgical Pain Following Extraction of Molar Teeth
Interventions
Ibuprofen 250 mg / Acetaminophen 500 mg, Ibuprofen 250 mg, Acetaminophen 650 mg, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 40 Years
Enrollment
568 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Salt Lake City, Utah
Completed Phase 2 Interventional Results available

Acetaminophen/Naproxen Sodium Dose Ranging Study

NCT04447040
Conditions
Pain
Interventions
Acetaminophen/naproxen sodium Dose A, Acetaminophen/naproxen sodium Dose B, Acetaminophen/naproxen sodium Dose C, Acetaminophen/naproxen sodium Dose D, Acetaminophen/naproxen sodium Dose E, Placebo
Drug
Lead sponsor
Johnson & Johnson Consumer Inc., McNeil Consumer Healthcare Division
Industry
Eligibility
17 Years to 50 Years
Enrollment
304 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Dental Pain
Interventions
Placebo; oral, ARRY-371797, p38 inhibitor; oral, Celecoxib, COX-2 inhibitor; oral
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 65 Years
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
2
States / cities
Austin, Texas • Salt Lake City, Utah
Conditions
Pain, Postoperative, Tooth Diseases
Interventions
ibuprofen + caffeine, ibuprofen, caffeine, placebo
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years to 55 Years
Enrollment
562 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Salt Lake City, Utah
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Study of Acetaminophen for Post Surgical Dental Pain

NCT04018612
Conditions
Pain, Postoperative, Dental Pain
Interventions
Acetaminophen, Placebo
Drug · Other
Lead sponsor
Nevakar, Inc.
Industry
Eligibility
17 Years to 55 Years
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Salt Lake City, Utah
Completed Phase 4 Interventional Results available

Benzocaine Gel Toothache Dose-Response Study

NCT00474175
Conditions
Toothache
Interventions
Placebo gel, benzocaine
Drug
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
12 Years and older
Enrollment
577 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
8
States / cities
Baltimore, Maryland • Boston, Massachusetts • Detroit, Michigan + 5 more
Conditions
Toothache, Temporomandibular Joint Disorders
Interventions
Pressure pain threshold
Procedure
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Pain
Interventions
effervescent ibuprofen tablets, effervescent Aspirin plus Vitamin C tablets, ibuprofen tablets, placebo
Drug
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
16 Years to 40 Years
Enrollment
270 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Austin, Texas