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Showing 1–24 of 342 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Oral Pain Clear all
Active, not recruiting Phase 3 Interventional

Study Of Oral Elagolix Tablets In Combination With Combined Oral Contraceptive Capsules/Tablets To Assess Dysmenorrhea Response In Adult Female Participants With Endometriosis And Associated Moderate To Severe Pain

NCT04333576
View directory record Official record
Conditions
Endometriosis
Interventions
Elagolix, Placebo, Combined Oral Contraceptive
Drug
Lead sponsor
AbbVie
Industry
Eligibility
18 Years to 49 Years · Female only
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
176
States / cities
Anniston, Alabama • Birmingham, Alabama • Dothan, Alabama + 134 more
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Jul 22, 2026, 4:52 AM EDT
Recruiting Not applicable Interventional

Oral Surgery Virtual Reality Glasses Study

NCT06723158
View directory record Official record
Conditions
Procedural Anxiety, Procedural Pain
Interventions
Virtual reality (VR) glasses with relaxation module
Other
Lead sponsor
Boston University
Other
Eligibility
16 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 6, 2026 · Synced Jul 22, 2026, 4:52 AM EDT
Recruiting Phase 2 Interventional

A Study of LY4515100 in Participants With Pain Following Third Molar Removal

NCT07511816
View directory record Official record
Conditions
Acute Pain, Molar, Molar, Third, Surgery, Oral
Interventions
LY4515100, Placebo
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 40 Years
Enrollment
212 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Jul 22, 2026, 4:52 AM EDT
Withdrawn Phase 1Phase 2 Interventional Accepts healthy volunteers

Acute Changes In Thermal Pain Response Following Single Oral Dose of Beta-Cary

NCT04794205
View directory record Official record
Conditions
Beta-Caryophyllene
Interventions
Low Dose Beta-Caryophyllene, Medium Dose Beta-Caryophyllene, High Dose Beta-Caryophyllene, Placebo
Drug
Lead sponsor
Hartford Hospital
Other
Eligibility
18 Years to 50 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Jul 22, 2026, 4:52 AM EDT
Not yet recruiting Phase 4 Interventional

RCT: Suzetrigine vs Norco for Post-op Pain

NCT07195669
View directory record Official record
Conditions
Pain Control
Interventions
Suzetrigine (SUZ), Norco
Drug
Lead sponsor
Jacob Lensing
Other
Eligibility
18 Years to 45 Years
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Sep 28, 2025 · Synced Jul 22, 2026, 4:52 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Drug Interactions Between Morphine and Orally or IV Administered Acetaminophen

NCT02848729
View directory record Official record
Conditions
Pain
Interventions
Oral Acetaminophen, IV Acetaminophen, IV Morphine, Placebo Tablets, Saline
Drug
Lead sponsor
Mallinckrodt
Industry
Eligibility
18 Years to 55 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
3
States / cities
Tucson, Arizona • Naples, Florida • Kingston, Rhode Island
Source: ClinicalTrials.gov public record
Updated Feb 4, 2020 · Synced Jul 22, 2026, 4:52 AM EDT
Completed Phase 2 Interventional

Rofecoxib and Bupivacaine to Prevent Pain After Third Molar (Wisdom Tooth) Extraction

NCT00050362
View directory record Official record
Conditions
Pain, Tooth Extraction
Interventions
Rofecoxib and Bupivacaine
Drug
Lead sponsor
National Institute of Dental and Craniofacial Research (NIDCR)
NIH
Eligibility
Not listed
Enrollment
136 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2004
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Jul 22, 2026, 4:52 AM EDT
Terminated Phase 3 Interventional

A Randomized, Open Label, Prospective Study to Explore the Clinical Characteristics of Oral MNK155 and Norco 7.5mg/325 When Used for the Treatment of Moderate to Severe Post Operative Pain

NCT02381132
View directory record Official record
Conditions
Post Operative Pain
Interventions
Norco 7.5mg/325, MNK155
Drug
Lead sponsor
Neil Singla
Other
Eligibility
18 Years and older
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Pasadena, California
Source: ClinicalTrials.gov public record
Updated Mar 24, 2016 · Synced Jul 22, 2026, 4:52 AM EDT
Completed Phase 2 Interventional Results available

Study to Evaluate the Analgesic Efficacy of 28 Days' Oral Administration of AZD2066 Compared With Placebo in Patients With Painful Diabetic Neuropathy

NCT00857623
View directory record Official record
Conditions
Pain, Diabetic Neuropathy
Interventions
AZD2066, Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 80 Years
Enrollment
127 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
19
States / cities
Bella Vista, Arkansas • National City, California • Walnut Creek, California + 16 more
Source: ClinicalTrials.gov public record
Updated Nov 11, 2012 · Synced Jul 22, 2026, 4:52 AM EDT
Terminated Phase 2 Interventional Results available

Use of Tapentadol Oral Solution for Pain After Surgery in Children From Newborn to Less Than 2 Years Old

NCT02221674
View directory record Official record
Conditions
Moderate to Severe Acute Postoperative Pain
Interventions
Tapentadol
Drug
Lead sponsor
Grünenthal GmbH
Industry
Eligibility
1 Day to 23 Months
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
4
States / cities
Palo Alto, California • Louisville, Kentucky • Durham, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 28, 2018 · Synced Jul 22, 2026, 4:52 AM EDT
Completed Not applicable Interventional

Vibrent Smartphone Mobile Application

NCT02421536
View directory record Official record
Conditions
Mucositis
Interventions
Vibrogent Smartphone Application
Other
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years to 100 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 16, 2023 · Synced Jul 22, 2026, 4:52 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Clinical Study of MK-4318 and Diltiazem in Healthy People (MK-4318-003)

NCT06692647
View directory record Official record
Conditions
Healthy, Pain
Interventions
MK-4318, Diltiazem
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Nov 17, 2024 · Synced Jul 22, 2026, 4:52 AM EDT
Enrolling by invitation Phase 1 Interventional

Oral Curcumin for the Treatment of Pain of Thumb Base Joint (CMC) Arthritis

NCT06359665
View directory record Official record
Conditions
Arthritis of Carpometacarpal Joint of Left Thumb, Arthritis of Carpometacarpal Joint of Right Thumb
Interventions
Curcumin, Placebo
Drug
Lead sponsor
Brent DeGeorge
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Dec 18, 2025 · Synced Jul 22, 2026, 4:52 AM EDT
Withdrawn Not applicable Interventional

A Mobile Application for Post-op Analgesic Consumption

NCT03197311
View directory record Official record
Conditions
Tooth Extraction Status Nos, Post Operative Pain, Patient Satisfaction, Narcotic Use, Mobile App
Interventions
Mobile app
Other
Lead sponsor
Boston University
Other
Eligibility
18 Years to 40 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 7, 2019 · Synced Jul 22, 2026, 4:52 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Utilization of Oral Sucrose to Decrease Pain in Infants During Immunizations

NCT00150189
View directory record Official record
Conditions
Pain, Procedural Pain
Interventions
Sucrose
Behavioral
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
6 Weeks to 4 Months
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2006
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 24, 2018 · Synced Jul 22, 2026, 4:52 AM EDT
Not listed Phase 2 Interventional

Safety and Efficacy Study in the Treatment of Intestinal Problems Associated With Autism

NCT00110708
View directory record Official record
Conditions
Autism, Autistic Disorder, Child Development Disorders, Pervasive, Gastrointestinal Diseases, Signs and Symptoms, Digestive
Interventions
Oralgam (human immunoglobulin)
Drug
Lead sponsor
PediaMed Pharmaceuticals
Industry
Eligibility
2 Years to 18 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
22
States / cities
Phoenix, Arizona • Sacramento, California • Gainesville, Florida + 17 more
Source: ClinicalTrials.gov public record
Updated Feb 21, 2006 · Synced Jul 22, 2026, 4:52 AM EDT
Terminated Phase 4 Interventional Results available

Opioid & Steroid Use Following Tonsillectomy in Pediatric Patients

NCT04541147
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Dexamethasone, Analgesics
Drug
Lead sponsor
Duke University
Other
Eligibility
4 Years to 17 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 26, 2024 · Synced Jul 22, 2026, 4:52 AM EDT
Completed No phase listed Observational

Predicting Oxycodone Dose From Oral Fluid Drug Levels

NCT01928303
View directory record Official record
Conditions
Chronic Pain
Interventions
Not listed
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 72 Years
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 14, 2014 · Synced Jul 22, 2026, 4:52 AM EDT
Completed No phase listed Observational

Assessing the Efficacy of Intravenous Acetaminophen Versus the Oral Formulation for Perioperative Pain Treatment

NCT02216682
View directory record Official record
Conditions
Postoperative Pain
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
174 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 14, 2026 · Synced Jul 22, 2026, 4:52 AM EDT
Completed Phase 2 Interventional

A Study of ARRY-371797 in Subjects Undergoing Third Molar Extraction

NCT00542035
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 20, 2021 · Synced Jul 22, 2026, 4:52 AM EDT
Terminated Phase 4 Interventional Results available

Azithromycin for Meibomian Gland Disease

NCT03953118
View directory record Official record
Conditions
Dry Eye, Neuropathic Eye Pain, Ocular Microbiome, Depression, Anxiety
Interventions
Azithromycin Oral Product, Placebo Oral
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 5, 2025 · Synced Jul 22, 2026, 4:52 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Defining TRPV4 Contribution of Schwann Cells to Oral Cancer Pain

NCT07095608
View directory record Official record
Conditions
Oral Cancer, Squamous Cell Carcinoma
Interventions
Pressure and stretch sensitivity testing
Behavioral
Lead sponsor
New York University
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 20, 2025 · Synced Jul 22, 2026, 4:52 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Cesarean Postoperative Pain Satisfaction

NCT00922142
View directory record Official record
Conditions
Cesarean
Interventions
Not listed
Lead sponsor
Saint Elizabeth Regional Medical Center
Other
Eligibility
14 Years to 40 Years · Female only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Jul 19, 2011 · Synced Jul 22, 2026, 4:52 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Using Placental Membranes on Healing and Post-op Pain After Gum Surgery

NCT04957342
View directory record Official record
Conditions
Pain, Postoperative, Gingival Diseases
Interventions
amnion-chorion membrane, Sutures
Device · Procedure
Lead sponsor
Harvard Medical School (HMS and HSDM)
Other
Eligibility
18 Years to 85 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 13, 2025 · Synced Jul 22, 2026, 4:52 AM EDT