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ClinicalTrials.gov public records Last synced Oct 22, 2026, 1:34 AM EDT

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Showing 25–48 of 147 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Intractable Pain Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Spinal Cord Stimulation vs. Medical Management for Low Back Pain (DISTINCT)

NCT04479787
View directory record Official record
Conditions
Chronic Low-Back Pain, Refractory Pain, Neuropathic Pain
Interventions
Spinal Cord Stimulation, Conventional Medical Management
Device · Other
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
270 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
30
States / cities
Phoenix, Arizona • Tucson, Arizona • Camarillo, California + 27 more
Source: ClinicalTrials.gov public record
Updated Feb 3, 2025 · Synced Oct 22, 2026, 1:34 AM EDT
Completed Not applicable Interventional Results available

OPTIONS Spinal Cord Stimulation Programming Parameters

NCT02503787
View directory record Official record
Conditions
Pain, Intractable
Interventions
Spinal Cord Stimulation (SCS)
Device
Lead sponsor
MedtronicNeuro
Industry
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
11
States / cities
Scottsdale, Arizona • Chula Vista, California • Wilmington, Delaware + 8 more
Source: ClinicalTrials.gov public record
Updated Sep 19, 2017 · Synced Oct 22, 2026, 1:34 AM EDT
Completed Not applicable Interventional

Cryoablation for Phantom Limb Pain

NCT02366832
View directory record Official record
Conditions
Phantom Limb Syndrome
Interventions
Cryoablation, 17g Galil Medical Ice Sphere cryoablation needle
Procedure · Device
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 22, 2017 · Synced Oct 22, 2026, 1:34 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Pain Blocking During Drug Administration or Blood Collection With Needles

NCT01166906
View directory record Official record
Conditions
Pain, Intractable
Interventions
pain blocking
Device
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Irvine, California
Source: ClinicalTrials.gov public record
Updated Nov 1, 2022 · Synced Oct 22, 2026, 1:34 AM EDT
Enrolling by invitation No phase listed Observational

Observational Study of Ketamine Infusions for the Treatment of Chronic Pain

NCT05477004
View directory record Official record
Conditions
Chronic Pain
Interventions
Ketamine
Drug
Lead sponsor
Theresa Lii
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Dec 19, 2025 · Synced Oct 22, 2026, 1:34 AM EDT
Completed Not applicable Interventional Results available

Wave Crossover ECP Study for Simplified Therapy

NCT06571370
View directory record Official record
Conditions
Chronic Stable Angina, Refractory Angina
Interventions
External Counterpulsation
Device
Lead sponsor
Pression
Industry
Eligibility
35 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Monroe, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Oct 22, 2026, 1:34 AM EDT
Completed Phase 3 Interventional

Apitox, Honeybee Toxin for Pain and Inflammation of Osteoarthritis

NCT01112722
View directory record Official record
Conditions
Osteoarthritis of the Knee
Interventions
Apitox, purified honeybee toxin, lyophilized in saline, histamine
Biological
Lead sponsor
Apimeds, Inc.
Industry
Eligibility
30 Years to 85 Years
Enrollment
363 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
15
States / cities
Gulf Shores, Alabama • Tucson, Arizona • Garden Grove, California + 11 more
Source: ClinicalTrials.gov public record
Updated Dec 13, 2016 · Synced Oct 22, 2026, 1:34 AM EDT
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 8, 2024 · Synced Oct 22, 2026, 1:34 AM EDT
Terminated Not applicable Interventional Results available

Methadone, Morphine, or Oxycodone in Treating Pain in Patients With Cancer

NCT00726830
View directory record Official record
Conditions
Brain and Central Nervous System Tumors, Chronic Myeloproliferative Disorders, Leukemia, Lymphoma, Lymphoproliferative Disorder, Multiple Myeloma and Plasma Cell Neoplasm, Myelodysplastic Syndromes, Myelodysplastic/Myeloproliferative Neoplasms, Pain, Precancerous Condition, Unspecified Adult Solid Tumor, Protocol Specific
Interventions
methadone hydrochloride, morphine sulfate, oxycodone hydrochloride
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
2
States / cities
Spartanburg, South Carolina • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 24, 2020 · Synced Oct 22, 2026, 1:34 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study on the Safety of BAY1817080 How it is Tolerated and the Way the Body Absorbs, Distributes and Gets Rid of the Study Drug Given to Participants With Moderate Renal Impairment and End Stage Renal Disease Requiring Dialysis Compared With Matched Participants With Normal Renal Function

NCT04471337
View directory record Official record
Conditions
Endometriosis Related Pain, Overactive Bladder, Diabetic Neuropathic Pain, Refractory or Unexplained Chronic Cough
Interventions
BAY1817080
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years to 79 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
2
States / cities
Miami, Florida • Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Mar 26, 2024 · Synced Oct 22, 2026, 1:34 AM EDT
Withdrawn Phase 2 Interventional

A Study to Evaluate the Safety, Tolerability, and Efficacy of IMB-1018972 in Patients With Refractory Angina

NCT04306237
View directory record Official record
Conditions
Refractory Angina
Interventions
IMB-1018972, Placebo oral tablet
Drug
Lead sponsor
Imbria Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 85 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 10, 2025 · Synced Oct 22, 2026, 1:34 AM EDT
Completed Phase 1 Interventional

Localized Injection of Lidocaine and Glucocorticoid for Headache Treatment Phase 1

NCT06462781
View directory record Official record
Conditions
Refractory Migraine
Interventions
Lidocaine hydrochloride, Methylprednisolone sodium succinate
Drug
Lead sponsor
The Cooper Health System
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Camden, New Jersey
Source: ClinicalTrials.gov public record
Updated Nov 4, 2025 · Synced Oct 22, 2026, 1:34 AM EDT
Completed Phase 4 Interventional Results available

Embrace TDD: Post-Market Study to Evaluate Intrathecal Morphine as an Alternative to Systemic Opioids for Chronic Pain

NCT03761277
View directory record Official record
Conditions
Chronic Non-malignant Pain, Chronic Pain, Pain, Back, Pain, Leg
Interventions
Medtronic SynchroMed™ II infusion system, Preservative-free morphine sulfate (PFMS)
Device · Drug
Lead sponsor
MedtronicNeuro
Industry
Eligibility
18 Years and older
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
16
States / cities
Anchorage, Alaska • Carlsbad, California • Napa, California + 13 more
Source: ClinicalTrials.gov public record
Updated Feb 8, 2023 · Synced Oct 22, 2026, 1:34 AM EDT
Recruiting Phase 1 Interventional

Resiniferatoxin to Treat Severe Pain Associated With Advanced Cancer

NCT00804154
View directory record Official record
Conditions
Intractable Pain, Palliative Care
Interventions
Intrathecal Resiniferatoxin
Drug
Lead sponsor
National Institute of Dental and Craniofacial Research (NIDCR)
NIH
Eligibility
18 Years to 99 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2027
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 22, 2026, 1:34 AM EDT
Recruiting Not applicable Interventional

Closed-Loop Deep Brain Stimulation for Refractory Chronic Pain

NCT04144972
View directory record Official record
Conditions
Spinal Cord Injuries, Nerve Injury, Pain, Postoperative, Post Herpetic Neuralgia, Complex Regional Pain Syndromes, Post-Stroke Pain, Post Radiation Brain Injury, Post Radiation Plexopathy, Nerve Root Avulsion
Interventions
Medtronic Summit RC+S or Percept RC
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
22 Years to 80 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2030
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 31, 2026 · Synced Oct 22, 2026, 1:34 AM EDT
Completed Phase 1 Interventional

Vagus Nerve Stimulation for Treating Adults With Severe Fibromyalgia

NCT00294281
View directory record Official record
Conditions
Fibromyalgia
Interventions
Vagus Nerve Stimulation (VNS) Therapy
Device
Lead sponsor
University of Medicine and Dentistry of New Jersey
Other
Eligibility
21 Years to 60 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 20, 2011 · Synced Oct 22, 2026, 1:34 AM EDT
Completed Phase 1 Interventional

Atkins Diet for Difficult-to-Control Headaches in Teenagers

NCT00181064
View directory record Official record
Conditions
Chronic Daily Headache
Interventions
Modified Atkins diet
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
12 Years to 19 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2009 · Synced Oct 22, 2026, 1:34 AM EDT
Completed Not applicable Interventional

Impact of DuoTherm Compared to TENS on Pain and Disability With Acute and Chronic Low Back Pain

NCT04494698
View directory record Official record
Conditions
Acute Low-back Pain, Chronic Low-back Pain, Pain, Intractable
Interventions
Duotherm VibraCool Back Device, TENS 8-channel unit
Device
Lead sponsor
MMJ Labs LLC
Industry
Eligibility
18 Years to 90 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
2
States / cities
Landover, Maryland • Fairfax, Virginia
Source: ClinicalTrials.gov public record
Updated Jul 18, 2025 · Synced Oct 22, 2026, 1:34 AM EDT
Completed No phase listed Observational

Neuraxial and Neurolytic Analgesia for Intractable Pain

NCT00167726
View directory record Official record
Conditions
Pain
Interventions
Not listed
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2011
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 9, 2014 · Synced Oct 22, 2026, 1:34 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Investigating Biological Targets, Markers, and Intervention for Chronic Pain

NCT04625504
View directory record Official record
Conditions
Chronic Pain, Pain, Chronic, Pain Syndrome, Pain, Neuropathic, Pain, Intractable
Interventions
Mindfulness Based Intervention
Behavioral
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 60 Years
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 27, 2023 · Synced Oct 22, 2026, 1:34 AM EDT
Terminated No phase listed Observational

Study to Evaluate Neuromodulation Subject Experience With Contemporary Spinal Cord Stimulation (SCS) Modalities for Chronic Pain

NCT05775510
View directory record Official record
Conditions
Pain, Intractable, Pain, Chronic
Interventions
Commercially available neurostimulation systems
Device
Lead sponsor
MedtronicNeuro
Industry
Eligibility
18 Years and older
Enrollment
91 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
10
States / cities
Carlsbad, California • Fort Myers, Florida • Edina, Minnesota + 7 more
Source: ClinicalTrials.gov public record
Updated Jan 14, 2026 · Synced Oct 22, 2026, 1:34 AM EDT
Terminated Not applicable Interventional Results available

Spinal Cord Stimulation (SCS) for Neuropathic Pain of Back or Lower Extremity

NCT00399841
View directory record Official record
Conditions
Intractable Neuropathic Pain, Pain, Back Pain, Lower Extremity Pain
Interventions
Precision for Spinal Cord Stimulation
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Belleville, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 19, 2020 · Synced Oct 22, 2026, 1:34 AM EDT
Recruiting Phase 1Phase 2 Interventional

Safety and Tolerability Study of ST-503 for Refractory Pain Due to Peripheral Neuropathy (Small Fiber Predominant, SFN)

NCT06980948
View directory record Official record
Conditions
Chronic Neuropathic Pain
Interventions
ST-503, Sham (No Treatment)
Genetic · Procedure
Lead sponsor
Sangamo Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
11
States / cities
Scottsdale, Arizona • Little Rock, Arkansas • La Jolla, California + 8 more
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Oct 22, 2026, 1:34 AM EDT
Not yet recruiting Phase 1Phase 2 Interventional

Periganglionic Resiniferatoxin for the Treatment of Intractable Pain Due to Cancer-induced Bone Pain

NCT02522611
View directory record Official record
Conditions
Intractable Pain, Palliative Care
Interventions
Resiniferatoxin
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 99 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 22, 2026, 1:34 AM EDT