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Showing 1–24 of 91 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Complex Regional Pain Syndrome (CRPS) Clear all
Completed No phase listed Observational Results available

TARGET Post-Approval Study

NCT02800863
View directory record Official record
Conditions
Complex Regional Pain Syndrome (CRPS)
Interventions
Dorsal Root Ganglion (DRG) Stimulation (Axium™ Neurostimulator System), Dorsal Root Ganglion (DRG) Stimulation (Proclaim™ Neurostimulator System)
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
22 Years to 75 Years
Enrollment
426 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
44
States / cities
Scottsdale, Arizona • Camarillo, California • Larkspur, California + 38 more
Source: ClinicalTrials.gov public record
Updated Jul 7, 2024 · Synced Jul 21, 2026, 11:01 AM 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 29, 2023 · Synced Jul 21, 2026, 11:01 AM 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 3, 2008 · Synced Jul 21, 2026, 11:01 AM EDT
Completed Not applicable Interventional

Effects of Spinal Cord Stimulation on Sensory Perceptions of Chronic Pain Patients

NCT02837822
View directory record Official record
Conditions
Chronic Pain, Complex Regional Pain Syndrome, Failed Back Surgery Syndrome
Interventions
Spinal cord stimulator, Implantation of a spinal cord stimulator
Device · Procedure
Lead sponsor
CHU de Quebec-Universite Laval
Other
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Toledo, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 16, 2018 · Synced Jul 21, 2026, 11:01 AM EDT
Completed Not applicable Interventional Results available

Transcranial Magnetic Stimulation (TMS) for CRPS

NCT02067273
View directory record Official record
Conditions
Complex Regional Pain Syndrome (CRPS)
Interventions
Transcranial Magnetic Stimulation (TMS)
Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated May 14, 2017 · Synced Jul 21, 2026, 11:01 AM 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 26, 2026 · Synced Jul 21, 2026, 11:01 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Supraspinal Processing of Sensory Aspects of Pain

NCT05814497
View directory record Official record
Conditions
Migraine in Children, Complex Regional Pain Syndromes, Musculoskeletal Pain, Functional Abdominal Pain Syndrome, Fibromyalgia
Interventions
Multisensory Task, Graphesthesia, Divided attention
Other
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
10 Years to 17 Years
Enrollment
255 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Jul 21, 2026, 11:01 AM EDT
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 27, 2013 · Synced Jul 21, 2026, 11:01 AM EDT
Terminated Phase 3 Interventional Results available

Efficacy and Safety of Intravenous Neridronic Acid in Complex Regional Pain Syndrome (CRPS)

NCT03560986
View directory record Official record
Conditions
Complex Regional Pain Syndrome (CRPS)
Interventions
Neridronic acid 100 mg, Placebo
Drug
Lead sponsor
Grünenthal GmbH
Industry
Eligibility
18 Years and older
Enrollment
267 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
41
States / cities
Cottonwood, Arizona • Tempe, Arizona • Tucson, Arizona + 34 more
Source: ClinicalTrials.gov public record
Updated Aug 4, 2020 · Synced Jul 21, 2026, 11:01 AM EDT
Completed Phase 4 Interventional

Restore Claims Characterization Study

NCT00200122
View directory record Official record
Conditions
Chronic Refractory Pain Associated With Failed Back Surgery Syndrome, Epidural Fibrosis, Peripheral Causalgia, Complex Regional Pain Syndrome
Interventions
Spinal Cord Stimulation
Device
Lead sponsor
MedtronicNeuro
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
8
States / cities
Chicago, Illinois • Indianapolis, Indiana • Kansas City, Missouri + 5 more
Source: ClinicalTrials.gov public record
Updated Jan 20, 2009 · Synced Jul 21, 2026, 11:01 AM EDT
Enrolling by invitation Phase 4 Interventional

Low Dose Naltrexone Therapy for Complex Regional Pain Syndrome

NCT06306157
View directory record Official record
Conditions
Complex Regional Pain Syndrome, Chronic Pain, Causalgia, Complex Regional Pain Syndrome Type I, Complex Regional Pain Syndrome Type II
Interventions
Low dose naltrexone, Placebo sugar capsules
Drug
Lead sponsor
Hospital for Special Surgery, New York
Other
Eligibility
18 Years to 85 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 17, 2026 · Synced Jul 21, 2026, 11:01 AM EDT
Withdrawn Phase 2 Interventional

Ketamine and Midazolam Infusions for CRPS: Feasibility Study

NCT05945147
View directory record Official record
Conditions
Complex Regional Pain Syndromes
Interventions
Ketamine, Midazolam, Normal Saline
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2099
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Nov 21, 2024 · Synced Jul 21, 2026, 11:01 AM EDT
Recruiting Not applicable Interventional

Closed Loop Spinal Cord Stimulation for Complex Regional Pain Syndrome

NCT06421350
View directory record Official record
Conditions
Complex Regional Pain Syndromes
Interventions
Spinal Cord Stimulation Device
Device
Lead sponsor
Scripps Health
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Nov 2, 2025 · Synced Jul 21, 2026, 11:01 AM EDT
Terminated Not applicable Interventional Results available

Treatment of Complex Regional Pain Syndrome With Once Daily Gastric-Retentive Gabapentin (Gralise)

NCT01623271
View directory record Official record
Conditions
Complex Regional Pain Syndrome I (CRPS I)
Interventions
Gabapentin
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 22, 2020 · Synced Jul 21, 2026, 11:01 AM EDT
Recruiting Phase 3 Interventional

Evaluation of IV AMBTX-01 (Neridronate) for Treatment of CRPS Type 1 (CRPS-RISE)

NCT07210515
View directory record Official record
Conditions
Complex Regional Pain Syndrome Type I
Interventions
Neridronate, Placebo
Drug
Lead sponsor
Ambros Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
19
States / cities
Phoenix, Arizona • Tucson, Arizona • Napa, California + 16 more
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Jul 21, 2026, 11:01 AM 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 10, 2021 · Synced Jul 21, 2026, 11:01 AM EDT
Completed Not applicable Interventional

Empowered Relief for Youth

NCT05998369
View directory record Official record
Conditions
Chronic Pain, Musculoskeletal Pain, Fibromyalgia, Neuropathic Pain, Complex Regional Pain Syndromes, Abdominal Pain
Interventions
Empowered Relief for Youth
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
10 Years to 18 Years
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Jul 12, 2026 · Synced Jul 21, 2026, 11:01 AM EDT
Completed Phase 3 Interventional Results available

Study to Evaluate the Long-Term Safety of Hydrocodone Bitartrate Extended-Release Tablets (CEP-33237) in Patients Who Require Opioid Treatment for an Extended Period of Time

NCT01223365
View directory record Official record
Conditions
Chronic Pain
Interventions
Hydrocodone ER
Drug
Lead sponsor
Teva Branded Pharmaceutical Products R&D, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
330 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
54
States / cities
Mobile, Alabama • Anaheim, California • Beverly Hills, California + 46 more
Source: ClinicalTrials.gov public record
Updated Jun 4, 2017 · Synced Jul 21, 2026, 11:01 AM EDT
Terminated Not applicable Interventional Results available

Use of Compression Glove to Prevent Complications After Distal Radius Fractures: a Randomized Controlled Trial

NCT01118715
View directory record Official record
Conditions
Post-traumatic Carpal Tunnel Syndrome, Complex Regional Pain Syndrome, Edema
Interventions
Compression glove
Device
Lead sponsor
J&M Shuler
Industry
Eligibility
18 Years to 85 Years
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2017
U.S. locations
1
States / cities
Athens, Georgia
Source: ClinicalTrials.gov public record
Updated Nov 3, 2020 · Synced Jul 21, 2026, 11:01 AM EDT
Active, not recruiting Not applicable Interventional

Transcranial Magnetic Stimulation for Chronic Neuropathic Pain

NCT05593237
View directory record Official record
Conditions
Chronic Neuropathic Pain, Post-Stroke Pain, Trigeminal Neuralgia, Nerve Injury, Spinal Cord Injuries, Pain, Postoperative, Complex Regional Pain Syndromes, Post-herpetic Neuralgia, Nerve Root Avulsion
Interventions
High Frequency rTMS, Low Frequency rTMS
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 80 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 12, 2026 · Synced Jul 21, 2026, 11:01 AM EDT
Completed Not applicable Interventional

Using Immersive Virtual Reality to Treat Complex Regional Pain Syndrome in Adults

NCT05888142
View directory record Official record
Conditions
Pain, Chronic
Interventions
in clinic pain VR reduction exercises, In clinic VRpain reduction exercises + VR homeworks
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 85 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 5, 2024 · Synced Jul 21, 2026, 11:01 AM EDT
Completed Not applicable Interventional

Intraoperative Neuromonitoring Recording With a Novel SCS Paddle: Phase II

NCT05459324
View directory record Official record
Conditions
Chronic Pain, Neuropathic Pain, Failed Back Surgery Syndrome, Complex Regional Pain Syndromes
Interventions
HD Study Electrode
Device
Lead sponsor
Albany Medical College
Other
Eligibility
18 Years to 90 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Albany, New York
Source: ClinicalTrials.gov public record
Updated Jul 15, 2024 · Synced Jul 21, 2026, 11:01 AM EDT
Completed Phase 3 Interventional

A Study of the Effect of Lenalidamide on Complex Regional Pain Syndrome Type 1

NCT00166452
View directory record Official record
Conditions
Complex Regional Pain Syndrome, Type 1
Interventions
Lenalidamide
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 22, 2011 · Synced Jul 21, 2026, 11:01 AM EDT
Completed No phase listed Observational

Spinal Cord Stimulation and Functional MRI

NCT01512121
View directory record Official record
Conditions
Complex Regional Pain Syndrome (CRPS), Neuropathic Leg Pain
Interventions
Not listed
Lead sponsor
Vibhor Krishna
Other
Eligibility
18 Years to 55 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 22, 2019 · Synced Jul 21, 2026, 11:01 AM EDT