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Showing 1–24 of 117 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Ganglion Cyst 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 22, 2026, 3:45 AM EDT
Active, not recruiting Phase 1Phase 2 Interventional

Functional Endoscopic Sinus Surgery Study

NCT03970655
View directory record Official record
Conditions
Chronic Rhinosinusitis (Diagnosis)
Interventions
Bupivacaine or Ropivacaine with epinephrine plus dexamethasone - Group 1, Bupivacaine or Ropivacaine with epinephrine plus dexamethasone - Group 2
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 90 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 26, 2026 · Synced Jul 22, 2026, 3:45 AM EDT
Recruiting No phase listed Observational

The Effects of Stellate Ganglion Block Sleep in U.S. Active Duty Service Members and Veterans Receiving Prolonged Exposure Therapy for PTSD

NCT07667309
View directory record Official record
Conditions
Post Traumatic Stress Disorder PTSD
Interventions
Sleep Profiler Headband
Other
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
2
States / cities
Killeen, Texas • San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jun 24, 2026 · Synced Jul 22, 2026, 3:45 AM EDT
Not listed Phase 4 Interventional

SPG Blocks for Headaches

NCT04255420
View directory record Official record
Conditions
Headache
Interventions
SPG Block, Standard IV Treatment
Procedure · Drug
Lead sponsor
Kendall Healthcare Group, Ltd.
Industry
Eligibility
18 Years and older
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Sep 2, 2020 · Synced Jul 22, 2026, 3:45 AM EDT
Active, not recruiting Not applicable Interventional

Stellate Ganglion Block for PTSD

NCT05169190
View directory record Official record
Conditions
Post-traumatic Stress Disorder
Interventions
Stellate Ganglion Block, Sham Stellate Ganglion Block
Procedure
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 80 Years
Enrollment
410 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
6
States / cities
Long Beach, California • Tampa, Florida • Minneapolis, Minnesota + 3 more
Source: ClinicalTrials.gov public record
Updated Dec 2, 2025 · Synced Jul 22, 2026, 3:45 AM EDT
Terminated Phase 4 Interventional Results available

Sphenopalatine Ganglion Nerve Block vs. Elavil for Treatment of Transformed Migraines

NCT02090998
View directory record Official record
Conditions
Transformed Migraine, Chronic Daily Headache
Interventions
SPG Block with 5% Lidocaine gel, Amitriptyline
Procedure · Drug
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Jul 22, 2026, 3:45 AM EDT
Terminated Phase 4 Interventional Results available

(SGB) in Men Treated for Prostate Cancer Improve Hot Flashes

NCT03796195
View directory record Official record
Conditions
Prostate Cancer, Hot Flashes
Interventions
.5% Bupivacaine
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 65 Years · Male only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 24, 2023 · Synced Jul 22, 2026, 3:45 AM EDT
Completed Phase 1 Interventional

Efficacy of Percutaneous SPG Block in Aneurysmal SAH

NCT04331938
View directory record Official record
Conditions
Subarachnoid Hemorrhage, Headache
Interventions
Regional anesthetic SPG block-bilateral
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 8, 2024 · Synced Jul 22, 2026, 3:45 AM EDT
Active, not recruiting Not applicable Interventional

Intermittent vs. Continuous Dorsal Root Ganglion Stimulation

NCT04727216
View directory record Official record
Conditions
Pain, Intractable, Pain, Chronic
Interventions
Dorsal Root Ganglion Stimulation (DRG-S)
Device
Lead sponsor
Spine and Pain Institute of New York
Other
Eligibility
21 Years to 75 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 21, 2021 · Synced Jul 22, 2026, 3:45 AM EDT
Completed No phase listed Observational

Stellate Ganglion Block to Treat Long COVID 19 Case Series

NCT05812209
View directory record Official record
Conditions
Long COVID, Long Covid19, Post-COVID-19 Syndrome, Post Acute COVID-19 Syndrome, Dysautonomia, Anosmia, Dysgeusia, Brain Fog, Muscle Pain, Shortness of Breath, Dizziness, Fatigue Post Viral, Cough, Menstrual Cycle Abnormal, Pain
Interventions
Stellate Ganglion Block
Procedure
Lead sponsor
Metamorphosis LTD
Other
Eligibility
Not listed
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Cañon City, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 12, 2023 · Synced Jul 22, 2026, 3:45 AM EDT
Recruiting No phase listed Observational

Integrative Bilateral Cervical Sympathetic Blocks for Trauma-Related Symptoms in Special Operations Veterans: A Prospective Case Series

NCT07473505
View directory record Official record
Conditions
PTSD, Trauma-related Mental Health Symptoms, Moral Injury, Anxiety, Traumatic Brain Injury
Interventions
stellate ganglion block with 0.5% ropivacaine
Procedure
Lead sponsor
Reset Medical and Wellness Center
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Strongsville, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 19, 2026 · Synced Jul 22, 2026, 3:45 AM EDT
Active, not recruiting Not applicable Interventional

Dorsal Root Ganglion Stimulation for the Treatment of Arthritic Knee Pain

NCT05103527
View directory record Official record
Conditions
Knee Osteoarthritis, Knee Pain Chronic, Knee Arthritis, Knee Arthropathy
Interventions
Dorsal Root Ganglion Stimulation
Device
Lead sponsor
Kenneth B Chapman
Other
Eligibility
21 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 20, 2025 · Synced Jul 22, 2026, 3:45 AM EDT
Terminated Not applicable Interventional Results available

Thin Film Spectacle Coatings to Reduce Light Sensitivity and Headaches in Child and Adolescent Patients With Migraine

NCT01942486
View directory record Official record
Conditions
Migraine Disorders, Photophobia
Interventions
Investigational Coating
Device
Lead sponsor
University of Utah
Other
Eligibility
7 Years to 18 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Nov 8, 2022 · Synced Jul 22, 2026, 3:45 AM EDT
Withdrawn Phase 1 Interventional

A Study of Stellate Ganglion Block and / or Reserpine in Group 2 Pulmonary Hypertension

NCT02684786
View directory record Official record
Conditions
Pulmonary Artery Hypertension
Interventions
reserpine, stellate ganglion block, lidocaine
Drug · Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 100 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated May 21, 2019 · Synced Jul 22, 2026, 3:45 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Medications for Opioid Use Disorder Photosensitive Retinal Ganglion Cell Function, Sleep, and Circadian Rhythms: Implications for Treatment

NCT06104280
View directory record Official record
Conditions
Opioid Use Disorder, Sleep Disturbance
Interventions
Post-Illumination Pupillary Response (PIPR), Polysomnography, Multiple Sleep Latency Test, Ecological Momentary Assessments, Actigraphy, DLMO, Melatonin Suppression Test
Other · Behavioral · Device
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 80 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Jul 22, 2026, 3:45 AM EDT
Recruiting Phase 4 Interventional

Regional Anesthesia in Minimally Invasive Lumbar Spine Surgery

NCT05029726
View directory record Official record
Conditions
Lumbar Spinal Stenosis, Lumbar Disc Herniation, Lumbar Spondylolisthesis, Lumbar Spondylosis, Lumbar Radiculopathy, Lumbar Spine Instability, Synovial Cyst, Degenerative Disc Disease, Degenerative Spondylolisthesis, Degenerative Intervertebral Discs
Interventions
Bupivacaine-Epinephrine 0.25%-1:200,000 Injectable Solution plus clonidine, normal saline
Drug
Lead sponsor
John O'Toole
Other
Eligibility
18 Years to 80 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 16, 2026 · Synced Jul 22, 2026, 3:45 AM EDT
Completed Phase 2 Interventional Results available

Stellate Ganglion Block for COVID-induced Parosmia

NCT06253806
View directory record Official record
Conditions
COVID-19-Induced Parosmia
Interventions
Stellate Ganglion Block, Placebo Sham Injection
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 70 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Nov 9, 2025 · Synced Jul 22, 2026, 3:45 AM EDT
Not yet recruiting Phase 4 Interventional

A Study Of Stellate Ganglion Blockade With Liposomal Bupivacaine In Preventing Atrial Fibrillation After Isolated Coronary Artery Bypass Grafting Surgery

NCT07570940
View directory record Official record
Conditions
Coronary Artery Disease, Atrial Fibrillation
Interventions
Liposomal bupivacaine, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
40 Years and older
Enrollment
450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Jul 22, 2026, 3:45 AM EDT
Terminated Not applicable Interventional Results available

Stellate Ganglion Blockade to Reduce Cardiac Anxiety and PTSD Symptoms in Cardiac Arrest Survivors

NCT04582396
View directory record Official record
Conditions
PTSD, Cardiac Arrest, Anxiety and Fear, Sleep Disturbance, Health Behavior
Interventions
stellate ganglion block injection, Normal saline injection, Psychoeducation
Procedure · Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 85 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 30, 2024 · Synced Jul 22, 2026, 3:45 AM EDT
Withdrawn Phase 4 Interventional

Study to Evaluate the Effectiveness of SGB in Preventing Post-op Atrial Fibrillation

NCT03269383
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Bupivacaine, Saline
Drug · Other
Lead sponsor
Christopher Connors, MD
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Portland, Maine
Source: ClinicalTrials.gov public record
Updated Apr 23, 2019 · Synced Jul 22, 2026, 3:45 AM EDT
Not yet recruiting Not applicable Interventional

Noninvasive CA Monitoring Validation and Autonomic Modulation in Aneurysmal Subarachnoid Hemorrhage

NCT07577739
View directory record Official record
Conditions
Subarachnoid Hemorrhage, Aneurysmal, Delayed Cerebral Ischemia, Cerebral Vasospasm, Autonomic Nervous System Diseases
Interventions
Right-Sided Cervical Sympathetic Block at C6, Transcutaneous Auricular Vagal Nerve Stimulation (taVNS)
Procedure · Device
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 10, 2026 · Synced Jul 22, 2026, 3:45 AM EDT
Completed Not applicable Interventional Results available

Effectiveness and Acceptability of Stellate Ganglion Block for Posttraumatic Stress Disorder Symptoms - Effectiveness

NCT03077919
View directory record Official record
Conditions
PostTraumatic Stress Disorder
Interventions
Ropivacaine, Sham treatment
Drug
Lead sponsor
RTI International
Other
Eligibility
18 Years and older
Enrollment
113 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
2
States / cities
Honolulu, Hawaii • Fort Bragg, North Carolina
Source: ClinicalTrials.gov public record
Updated May 12, 2020 · Synced Jul 22, 2026, 3:45 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Sphenopalatine Ganglion Block to Treat Shoulder Pain During and/or After Cesarean

NCT02670057
View directory record Official record
Conditions
Ipsilateral Shoulder Pain
Interventions
Transnasal SPG block
Procedure
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older · Female only
Enrollment
117 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 13, 2017 · Synced Jul 22, 2026, 3:45 AM EDT
Recruiting Phase 4 Interventional

Stellate Ganglion Block

NCT06271707
View directory record Official record
Conditions
Esophagectomy, Pneumonectomy, Lobectomy
Interventions
0.5% bupivacaine, Saline
Drug · Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 85 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 3, 2025 · Synced Jul 22, 2026, 3:45 AM EDT