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ClinicalTrials.gov public records Last synced May 21, 2026, 7:49 PM EDT

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Showing 1–9 of 9 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Complex Regional Pain Syndrome Type II Clear all
Completed No phase listed Observational Results available
View directory record Official record
Conditions
Anxiety Disorders, Complex Regional Pain Syndrome Type II, Depressive Disorders, Post-Traumatic Stress Disorder, Substance Abuse
Interventions
Regional Anesthesia, Standard Pain Management Protocol
Procedure
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
Not listed
Enrollment
386 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2014
U.S. locations
3
States / cities
Bethesda, Maryland • Philadelphia, Pennsylvania • Fort Sam Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 14, 2017 · Synced May 21, 2026, 7:49 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
CRPS I, Causalgia
Interventions
Intraspinal-optimal stim therapy
Device
Lead sponsor
Millennium Pain Center
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Bloomington, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 4, 2022 · Synced May 21, 2026, 7:49 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Complex Regional Pain Syndromes, Healthy
Interventions
Not listed
Lead sponsor
National Institute of Nursing Research (NINR)
NIH
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 11, 2019 · Synced May 21, 2026, 7:49 PM EDT
Completed No phase listed Observational Results available
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 May 21, 2026, 7:49 PM EDT
Enrolling by invitation Phase 4 Interventional
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 65 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 Nov 25, 2025 · Synced May 21, 2026, 7:49 PM EDT
Completed Phase 4 Interventional
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 May 21, 2026, 7:49 PM EDT
Terminated Phase 1 Interventional
View directory record Official record
Conditions
Trigeminal Neuralgia (Burchiel Type I), Trigeminal Neuralgia (Burchiel Type II), Trigeminal Neuropathic Pain, Trigeminal Deafferentation Pain, Complex Regional Pain Syndrome (Types I and II, Involving the Upper Extremity), Glossopharyngeal Neuralgia, Upper Extremity Pain Due to Deafferentation of the Cervical Spine, Central Pain Syndromes
Interventions
Epidural Motor Cortex Stimulation
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 17, 2019 · Synced May 21, 2026, 7:49 PM EDT
Terminated Phase 2 Interventional Results available
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 21, 2017 · Synced May 21, 2026, 7:49 PM EDT
Completed Phase 3 Interventional Results available
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 4, 2014 · Synced May 21, 2026, 7:49 PM EDT