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ClinicalTrials.gov public records Last synced Oct 21, 2026, 9:41 AM EDT

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Showing 361–384 of 631 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Analgesics Clear all
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Study to Investigate the Analgesic Efficacy of a Single Dose of AZD1940

NCT00659490
View directory record Official record
Conditions
Pain
Interventions
AZD1940, Naproxen, Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 45 Years
Enrollment
151 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jun 11, 2012 · Synced Oct 21, 2026, 9:41 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

A Study to Assess the Analgesic Properties of a Sublingual Wafer Formulation of Ketamine Following Third Molar Extraction

NCT02199678
View directory record Official record
Conditions
Pain
Interventions
Placebo, ketamine 25 mg, ketamine 35 mg, ketamine 50 mg
Drug
Lead sponsor
Lotus Clinical Research, LLC
Other
Eligibility
18 Years to 38 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
2
States / cities
Pasadena, California • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Nov 21, 2014 · Synced Oct 21, 2026, 9:41 AM EDT
Terminated Phase 2 Interventional Results available

Safety of Buprenorphine Transdermal System (BTDS) in Subjects With Acute Postoperative Pain After Total Knee Replacement

NCT00403234
View directory record Official record
Conditions
Postoperative Pain
Interventions
Buprenorphine transdermal patch, Placebo BTDS
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
18 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
5
States / cities
Phoenix, Arizona • San Clemente, California • Orlando, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 3, 2012 · Synced Oct 21, 2026, 9:41 AM EDT
Not listed Not applicable Interventional

Trial of Naproxen to Evaluate Various Methods of Measuring Analgesic Effect in Osteoarthritis Pain of the Knee

NCT01557816
View directory record Official record
Conditions
Osteoarthritis, Knee
Interventions
Naproxen, Placebo
Drug
Lead sponsor
Analgesic Solutions
Industry
Eligibility
21 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Natick, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 22, 2012 · Synced Oct 21, 2026, 9:41 AM EDT
Completed Phase 3 Interventional Results available

A Six Week Study Of The Pain Relieving Effects Of Celecoxib 200 Mg Twice Daily Compared To Tramadol 50 Mg Four Times Daily In Patients With Chronic Low Back Pain

NCT00662558
View directory record Official record
Conditions
Low Back Pain
Interventions
celecoxib, tramadol HCL
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older
Enrollment
802 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
60
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 49 more
Source: ClinicalTrials.gov public record
Updated Feb 21, 2021 · Synced Oct 21, 2026, 9:41 AM EDT
Completed Phase 3 Interventional Results available

The Analgesic Efficacy of Protocol for Primary Total Knee Arthroplasty (TKA)

NCT03703206
View directory record Official record
Conditions
Knee Arthroplasty, Total
Interventions
ultrasound guided injection of local anesthetic between the popliteal artery and the capsule of the knee (iPACK)
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 99 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 30, 2024 · Synced Oct 21, 2026, 9:41 AM EDT
Completed Not applicable Interventional Results available

Discontinuation From Chronic Opioid Therapy For Pain Using a Buprenorphine Taper

NCT02737826
View directory record Official record
Conditions
Chronic Pain, Opioid Pain Medication
Interventions
Buprenorphine Initiation - Phase I, Gabapentin + Buprenorphine - Phase II, Placebo + Buprenorphine - Phase II, Buprenorphine taper - Phase II
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 70 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Dec 1, 2022 · Synced Oct 21, 2026, 9:41 AM EDT
Completed Phase 2 Interventional

Study to Evaluate the Safety and Analgesic Activity of ATx08-001 in Subjects With Postherpetic Neuralgia

NCT01318226
View directory record Official record
Conditions
Postherpetic Neuralgia
Interventions
ATx08-001, Placebo
Drug
Lead sponsor
Aestus Therapeutics
Industry
Eligibility
18 Years to 85 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
9
States / cities
Chandler, Arizona • Peoria, Arizona • Cutler Bay (Miami), Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 23, 2011 · Synced Oct 21, 2026, 9:41 AM EDT
Not yet recruiting Not applicable Interventional

The Mechanism Underlying the Analgesic Effect of the Music of IBS Pain

NCT06706778
View directory record Official record
Conditions
Abdominal Pain/ Discomfort, Irritable Bowel Syndrome
Interventions
Music intervention
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 50 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 2, 2026 · Synced Oct 21, 2026, 9:41 AM EDT
Completed Not applicable Interventional

Does Preoperative Pain Medication Management Influence Surgical Outcomes in Spinal Fusion

NCT04095624
View directory record Official record
Conditions
Opioid Use, Spine Fusion
Interventions
Spinal Fusion Preoperative Opioid Taper, Non-taper Control
Behavioral · Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Redwood City, California
Source: ClinicalTrials.gov public record
Updated Apr 11, 2025 · Synced Oct 21, 2026, 9:41 AM EDT
Withdrawn Not applicable Interventional

Pain Relief Study of Ultrasound Guided Transverse Abdominis Plane(TAP)Block

NCT01217580
View directory record Official record
Conditions
Cesarean Section
Interventions
0.5% ropivacaine, 0.9% sodium chloride
Drug
Lead sponsor
Ochsner Health System
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Apr 12, 2023 · Synced Oct 21, 2026, 9:41 AM EDT
Recruiting Phase 4 Interventional

Vaginal Cuff Anesthesia and Post-Operative Pain Medication Use

NCT06719180
View directory record Official record
Conditions
Hysterectomy, Post Operative Analgesia
Interventions
Bupivacain, Saline (NaCl 0,9 %) (placebo)
Drug · Other
Lead sponsor
MediSys Health Network
Other
Eligibility
18 Years and older · Female only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Flushing, New York
Source: ClinicalTrials.gov public record
Updated Jan 7, 2025 · Synced Oct 21, 2026, 9:41 AM EDT
Completed Phase 4 Interventional

Minimizing Narcotic Analgesics After Endocrine Surgery

NCT03469310
View directory record Official record
Conditions
Thyroid Cancer, Thyroid Nodule, Thyroid Neoplasms, Thyroid Goitre, Thyroid Diseases, Parathyroid Diseases, Parathyroid Adenoma, Parathyroid Hyperplasia
Interventions
Acetaminophen 500Mg Cap, Tylenol #3 Oral Tablet, Tramadol
Drug
Lead sponsor
Minerva A Romero Arenas
Other
Eligibility
18 Years and older
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Edinburg, Texas
Source: ClinicalTrials.gov public record
Updated May 11, 2021 · Synced Oct 21, 2026, 9:41 AM EDT
Completed Phase 1 Interventional

Study of the Treatment of Experimental Pain in Buprenorphine Maintained Persons With Chronic Musculoskeletal Pain

NCT02372591
View directory record Official record
Conditions
Opioid-Related Disorders, Chronic Pain
Interventions
Buprenorphine, Hydromorphone, Placebo
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 55 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 11, 2017 · Synced Oct 21, 2026, 9:41 AM EDT
Withdrawn Not applicable Interventional

Determination of Analgesic Effect From One Transcranial Magnetic Stimulation(TMS)Treatment Following Vaginal Reconstructive Surgery.

NCT02521480
View directory record Official record
Conditions
Pain
Interventions
Active Transcranial Magnetic Stimulation, Sham Transcranial Magnetic Stimulation
Device
Lead sponsor
East Tennessee State University
Other
Eligibility
Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Johnson City, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 8, 2016 · Synced Oct 21, 2026, 9:41 AM EDT
Completed Phase 2 Interventional Results available

Veterans' Pain Care Organizational Improvement Comparative Effectiveness Study

NCT03026790
View directory record Official record
Conditions
Chronic Pain
Interventions
Medication management, Non-pharmacological pain management, Buprenorphine-Naloxone
Other · Drug
Lead sponsor
University of Minnesota
Other
Eligibility
21 Years and older
Enrollment
820 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 5, 2023 · Synced Oct 21, 2026, 9:41 AM EDT
Completed Phase 4 Interventional Results available

An Open-label Study of Hydromorphone Oral Solution in Subjects Aged 28 Days to 16 Years for Postoperative Pain

NCT00465647
View directory record Official record
Conditions
Postoperative Pain
Interventions
Hydromorphone
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
28 Days to 16 Years
Enrollment
116 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
14
States / cities
Little Rock, Arkansas • Orange, California • Stanford, California + 10 more
Source: ClinicalTrials.gov public record
Updated Nov 18, 2015 · Synced Oct 21, 2026, 9:41 AM EDT
Completed Not applicable Interventional

Prescribing Vs. Recommending Over-The-Counter (PROTECT) Analgesics for Patients with Postoperative Pain:

NCT05370404
View directory record Official record
Conditions
Acute Pain, Surgery
Interventions
Prescription by surgical team, Recommendation by surgical team
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 11, 2024 · Synced Oct 21, 2026, 9:41 AM EDT
Recruiting No phase listed Observational

Pharmacokinetics of Sedatives and Analgesics During Extracorporeal Membrane Oxygenation (ECMO) Support

NCT03593408
View directory record Official record
Conditions
Drug Effect
Interventions
Dexmedetomidine, Fentanyl, Midazolam, Morphine
Drug
Lead sponsor
Boston Children's Hospital
Other
Eligibility
0 Days to 17 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 9, 2026 · Synced Oct 21, 2026, 9:41 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Investigation of Efficacy of Improved Acetaminophen Labeling

NCT01592448
View directory record Official record
Conditions
Acetaminophen Overdose, Pain
Interventions
Active Ingredient Icon
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 80 Years
Enrollment
662 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
4
States / cities
Atlanta, Georgia • Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 18, 2014 · Synced Oct 21, 2026, 9:41 AM 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 21, 2026, 9:41 AM EDT
Recruiting No phase listed Observational

Characterization of Acute Pain

NCT07336264
View directory record Official record
Conditions
Acute Pain, Postoperative, Postoperative Pain, Acute Pain
Interventions
AlgometRx Nociometer
Device
Lead sponsor
Children's National Research Institute
Other
Eligibility
6 Years to 21 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jan 14, 2026 · Synced Oct 21, 2026, 9:41 AM EDT
Completed Phase 4 Interventional

Oral Aspirin + Ketamine as Adjunct to Oral Antidepressant Therapy for Depression

NCT05615948
View directory record Official record
Conditions
Treatment Resistant Depression, Major Depressive Disorder, Analgesia, Ketamine, Peripheral Nervous System Agents, Central Nervous System Depressants, Neurotransmitter Agents, Anti-Inflammatory Agents, Physiological Effects of Drugs, Sensory System Agents, Analgesics, Non-Narcotic, Anti-Inflammatory Agents, Non-Steroidal, Depressive Symptoms
Interventions
VTS-K
Drug
Lead sponsor
Theresa Jacob, PhD, MPH
Other
Eligibility
18 Years to 89 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced Oct 21, 2026, 9:41 AM EDT
Withdrawn Not applicable Interventional

Analgesic Efficacy of Intravenous Lidocaine for Postoperative Pain Following Adult Spine Surgery

NCT01043211
View directory record Official record
Conditions
Back Pain
Interventions
Lidocaine Hydrochoride Injection, without epinephrine, Normal Saline
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Mar 10, 2015 · Synced Oct 21, 2026, 9:41 AM EDT