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ClinicalTrials.gov public records Last synced Oct 4, 2026, 8:58 PM EDT

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Showing 73–96 of 108 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Regional Pain Syndrome Clear all
Terminated Phase 2 Interventional Results available

Study to Evaluate the Efficacy and Safety of Lenalidomide in the Treatment of Complex Regional Pain Syndrome Type 1

NCT00109772
View directory record Official record
Conditions
Complex Regional Pain Syndrome, Type I
Interventions
lenalidomide, Placebo
Drug
Lead sponsor
Celgene Corporation
Industry
Eligibility
18 Years and older
Enrollment
184 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
27
States / cities
Peoria, Arizona • La Jolla, California • Loma Linda, California + 23 more
Source: ClinicalTrials.gov public record
Updated Aug 28, 2013 · Synced Oct 4, 2026, 8:58 PM EDT
Recruiting Not applicable Interventional

TMS for Complex Regional Pain Syndrome

NCT03137472
View directory record Official record
Conditions
Complex Regional Pain Syndromes
Interventions
Transcranial Magnetic Stimulation (TMS)
Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 70 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2028
U.S. locations
1
States / cities
Redwood City, California
Source: ClinicalTrials.gov public record
Updated Jun 23, 2026 · Synced Oct 4, 2026, 8:58 PM EDT
Completed Not applicable Interventional Results available

Effects of Pennsaid on Clinical Neuropathic Pain

NCT01508676
View directory record Official record
Conditions
Neuralgia, Postherpetic Neuralgia, Reflex Sympathetic Dystrophy, Complex Regional Pain Syndrome (CRPS)
Interventions
Pennsaid, Placebo (2.3% DMSO solution)
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 6, 2017 · Synced Oct 4, 2026, 8:58 PM EDT
Completed Phase 3 Interventional Results available

Double-Blind Follow-on Safety Study of HZT-501 (Ibuprofen 800 mg/Famotidine 26.6 mg) in Subjects Who Have Completed Participation in HZ-CA-301 (NCT00450658) or HZ-CA-303 (NCT00450216)

NCT00613106
View directory record Official record
Conditions
Osteoarthritis, Rheumatoid Arthritis, Chronic Low Back Pain, Chronic Regional Pain Syndrome, Chronic Soft Tissue Pain
Interventions
HZT-501, Ibuprofen
Drug
Lead sponsor
Amgen
Industry
Eligibility
40 Years to 81 Years
Enrollment
179 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Dec 17, 2024 · Synced Oct 4, 2026, 8:58 PM EDT
Terminated Not applicable Interventional Results available

Mechanism and Treatment of Sympathetically Maintained Pain

NCT01813149
View directory record Official record
Conditions
Complex Regional Pain Syndrome (CRPS)
Interventions
phenylephrine and clonidine, punch biopsy
Drug · Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 80 Years
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 13, 2021 · Synced Oct 4, 2026, 8:58 PM EDT
Terminated Not applicable Interventional

Serratus Anterior Plane Block for Management of Post Thoracotomy Pain

NCT04258436
View directory record Official record
Conditions
Opioid Use, Post-thoracotomy Pain Syndrome, Local Anaesthetic Agent Overdose, Local Anesthetic Complication, Pain, Postoperative
Interventions
Serratus anterior block
Procedure
Lead sponsor
Indiana University
Other
Eligibility
38 Weeks to 12 Months
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jun 18, 2023 · Synced Oct 4, 2026, 8:58 PM EDT
Completed No phase listed Observational

Forward Looking InfraRed Imaging and Severity Score in Complex Regional Pain Syndrome

NCT05852210
View directory record Official record
Conditions
CRPS (Complex Regional Pain Syndromes)
Interventions
Infrared Imaging
Other
Lead sponsor
Hospital for Special Surgery, New York
Other
Eligibility
18 Years to 85 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Oct 4, 2026, 8:58 PM EDT
Completed Phase 3 Interventional Results available

Fentanyl Sublingual Spray in Treating Patients With Breakthrough Cancer Pain

NCT00538850
View directory record Official record
Conditions
Cancer
Interventions
Fentanyl sublingual spray, Placebo
Drug
Lead sponsor
INSYS Therapeutics Inc
Industry
Eligibility
18 Years and older
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Chandler, Arizona
Source: ClinicalTrials.gov public record
Updated Mar 5, 2014 · Synced Oct 4, 2026, 8:58 PM EDT
Withdrawn Not applicable Interventional

TNF-alpha Inhibition in CRPS: A Randomized Controlled Trial

NCT02031211
View directory record Official record
Conditions
CRPS, Chronic Regional Pain Syndrome
Interventions
Etanercept, Placebo
Drug
Lead sponsor
Stanford University
Other
Eligibility
10 Years to 17 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Oct 14, 2016 · Synced Oct 4, 2026, 8:58 PM EDT
Recruiting No phase listed Observational

Infrared Images for Spinal Cord Stimulation in Complex Regional Pain Syndrome Patients

NCT05777889
View directory record Official record
Conditions
Complex Regional Pain Syndromes
Interventions
Forward Looking InfraRed Camera
Other
Lead sponsor
Hospital for Special Surgery, New York
Other
Eligibility
18 Years to 85 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 26, 2025 · Synced Oct 4, 2026, 8:58 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Effects of Vaporized Marijuana on Neuropathic Pain

NCT01037088
View directory record Official record
Conditions
Neuropathic Pain, Reflex Sympathetic Dystrophy, Peripheral Neuropathy, Post-herpetic Neuralgia, Spinal Cord Injury, Multiple Sclerosis
Interventions
Mild dose cannabis, Low dose cannabis, Cannabis
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 70 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Jan 31, 2018 · Synced Oct 4, 2026, 8:58 PM EDT
Completed Phase 3 Interventional

Study to Evaluate the Efficacy and Safety of OraVescent Fentanyl Citrate Treatment for the Management of Breakthrough Pain in Opioid-Tolerant Patients With Noncancer-Related Chronic Pain

NCT00343733
View directory record Official record
Conditions
Pain
Interventions
OraVescent Fentanyl
Drug
Lead sponsor
Cephalon
Industry
Eligibility
18 Years to 80 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
21
States / cities
Hot Springs, Arkansas • Los Gatos, California • Oxnard, California + 16 more
Source: ClinicalTrials.gov public record
Updated May 9, 2014 · Synced Oct 4, 2026, 8:58 PM EDT
Completed Not applicable Interventional Results available

The Effect of Intravenous Lidocaine on Allodynia

NCT00659633
View directory record Official record
Conditions
Pain
Interventions
lidocaine
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2016
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jul 21, 2017 · Synced Oct 4, 2026, 8:58 PM EDT
Recruiting Not applicable Interventional

Effects of Non-invasive Brain Stimulation on Pain Avoidance Behavior in Chronic Pain Patients

NCT07791966
View directory record Official record
Conditions
Complex Regional Pain Syndrome (CRPS)
Interventions
transcranial alternating current stimulation (tACS)
Device
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 28, 2026 · Synced Oct 4, 2026, 8:58 PM EDT
Completed No phase listed Observational

Association Between Focal Dystonia and Complex Regional Pain Syndrome

NCT00595439
View directory record Official record
Conditions
Focal Dystonia, Peripheral Nervous System Disease
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 80 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2007
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 4, 2026, 8:58 PM EDT
Completed Not applicable Interventional Results available

Sensory Testing of Multiple Forms of Spinal Cord Stimulation for Pain

NCT04732325
View directory record Official record
Conditions
Chronic Pain, Failed Back Surgery Syndrome, Complex Regional Pain Syndromes, Neuropathic Pain
Interventions
Spinal cord stimulation
Device
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 27, 2026 · Synced Oct 4, 2026, 8:58 PM EDT
Not listed Not applicable Interventional

rTMS and Rehabilitation for Individuals With CRPS Type 1

NCT05745025
View directory record Official record
Conditions
Complex Regional Pain Syndrome Type I
Interventions
Repeated Transcranial Magnetic Stimulation, Sham Repeated Transcranial Magnetic Stimulation, Rehabilitation
Device · Other
Lead sponsor
State University of New York - Upstate Medical University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Syracuse, New York
Source: ClinicalTrials.gov public record
Updated Aug 30, 2023 · Synced Oct 4, 2026, 8:58 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

High Frequency Stimulation Trials in Patients With Precision Spinal Cord Stimulator System

NCT02265848
View directory record Official record
Conditions
Chronic Pain, Low Back Pain, Radiculopathy, Complex Regional Pain Syndrome (CRPS)
Interventions
High frequency stimulation, Low frequency stimulation
Other
Lead sponsor
The Center for Clinical Research, Winston-Salem, NC
Other
Eligibility
18 Years to 70 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 25, 2016 · Synced Oct 4, 2026, 8:58 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Positron Emission Tomography to Measure Pain and Pain Control

NCT00001307
View directory record Official record
Conditions
Healthy, Hyperalgesia, Pain, Peripheral Nervous System Disease
Interventions
Oxygen-15 Water, Capsaicin
Drug
Lead sponsor
National Institute of Dental and Craniofacial Research (NIDCR)
NIH
Eligibility
Not listed
Enrollment
273 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1992 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 4, 2026, 8:58 PM EDT
Completed No phase listed Observational

Evaluation and Diagnosis of People With Pain and Fatigue Syndromes

NCT00677157
View directory record Official record
Conditions
Fatigue
Interventions
Not listed
Lead sponsor
National Institute of Nursing Research (NINR)
NIH
Eligibility
18 Years and older
Enrollment
367 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2020
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 22, 2020 · Synced Oct 4, 2026, 8:58 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Research Protocol for Karuna Labs Inc.: Safety and Efficacy of Virtual Reality Graded Motor Imagery for Chronic Pain

NCT04060875
View directory record Official record
Conditions
Chronic Pain, Low Back Pain, Fibromyalgia, Upper Extremity Dysfunction, Complex Regional Pain Syndromes, Phantom Limb Pain, Rheumatoid Arthritis, Carpal Tunnel Syndrome, Repetitive Strain Injury
Interventions
Karuna Labs Virtual Reality Software
Device
Lead sponsor
Karuna Labs Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 11, 2021 · Synced Oct 4, 2026, 8:58 PM EDT
Completed Phase 2Phase 3 Interventional

Efficacy and Safety of Intravenous Neridronic Acid in CRPS-I

NCT02402530
View directory record Official record
Conditions
Complex Regional Pain Syndrome, Type I
Interventions
Placebo, Neridronic acid 62.5 mg
Drug
Lead sponsor
Grünenthal GmbH
Industry
Eligibility
18 Years to 80 Years
Enrollment
459 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
49
States / cities
Foley, Alabama • Scottsdale, Arizona • Tucson, Arizona + 42 more
Source: ClinicalTrials.gov public record
Updated May 9, 2018 · Synced Oct 4, 2026, 8:58 PM EDT
Completed Phase 3 Interventional Results available

Nitrous Oxide for the Treatment of Complex Regional Pain Syndrome

NCT03879538
View directory record Official record
Conditions
Complex Regional Pain Syndrome
Interventions
Nitrous Oxide, Oxygen
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 9, 2024 · Synced Oct 4, 2026, 8:58 PM EDT
Terminated Not applicable Interventional

Autonomic Dysfunction and Spinal Cord Stimulation in Complex Regional Pain Syndrome

NCT00780390
View directory record Official record
Conditions
Complex Regional Pain Syndrome
Interventions
Autonomic Function Assessment
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 27, 2026 · Synced Oct 4, 2026, 8:58 PM EDT