Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Sep 10, 2026, 2:03 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–16 of 16 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: Iobenguane I-123 Clear all
Completed Early Phase 1 Interventional

Imaging Properties of PET Radiotracer [18F]3F-PHPG in Patients With Neuroendocrine Tumors

NCT04510311
View directory record Official record
Conditions
Neuroendocrine Tumors
Interventions
3-[18F]Fluoro-para-hydroxyphenethylguanidine, [123I] metaiodobenzylguanidine, Positron emission tomography/computed tomography scan, Planar scintigraphy scan, Single photon emission computed tomography/computed tomography scan
Drug · Diagnostic Test
Lead sponsor
University of Michigan Rogel Cancer Center
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 7, 2026 · Synced Sep 10, 2026, 2:03 AM EDT
Recruiting Phase 3 Interventional

Testing the Addition of 131I-MIBG or Lorlatinib to Intensive Therapy in People With High-Risk Neuroblastoma (NBL)

NCT03126916
View directory record Official record
Conditions
Ganglioneuroblastoma, Ganglioneuroblastoma, Nodular, Neuroblastoma
Interventions
Autologous Hematopoietic Stem Cell Transplantation, Biospecimen Collection, Bone Marrow Aspiration and Biopsy, Busulfan, Carboplatin, Cisplatin, Computed Tomography, Cyclophosphamide, Dexrazoxane Hydrochloride, Dinutuximab, Doxorubicin Hydrochloride, Echocardiography Test, Etoposide Phosphate, External Beam Radiation Therapy, Iobenguane I-123, Iobenguane I-131, Isotretinoin, Lorlatinib, Magnetic Resonance Imaging, Melphalan Hydrochloride, Multigated Acquisition Scan, Positron Emission Tomography, Sargramostim, Therapeutic Conventional Surgery, Thiotepa, Topotecan Hydrochloride, Vincristine Sulfate
Procedure · Drug · Biological + 1 more
Lead sponsor
Children's Oncology Group
Network
Eligibility
365 Days to 30 Years
Enrollment
750 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2030
U.S. locations
152
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 121 more
Source: ClinicalTrials.gov public record
Updated Aug 24, 2026 · Synced Sep 10, 2026, 2:03 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Use of MIBG Scan Images in PVC Ablations

NCT02279030
View directory record Official record
Conditions
Premature Ventricular Contractions
Interventions
MIBG nuclear scan
Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 7, 2022 · Synced Sep 10, 2026, 2:03 AM EDT
Terminated Phase 1 Interventional

Cardiac Resynchronization and Iodine Meta-Iodobenzylguanidine (MIBG) Imaging

NCT01522378
View directory record Official record
Conditions
Congestive Heart Failure
Interventions
123 iodine metaiodobenzylguanidine
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 25, 2017 · Synced Sep 10, 2026, 2:03 AM EDT
Completed Phase 3 Interventional

Meta-Iodobenzylguanidine (123I mIBG) Scintigraphy in Patients Being Evaluated for Phaeochromocytoma or Neuroblastoma

NCT00126412
View directory record Official record
Conditions
Pheochromocytoma, Neuroblastoma
Interventions
123I-mIBG (meta-iodobenzylguanidine)
Drug
Lead sponsor
GE Healthcare
Industry
Eligibility
Not listed
Enrollment
251 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
Princeton, New Jersey
Source: ClinicalTrials.gov public record
Updated May 30, 2019 · Synced Sep 10, 2026, 2:03 AM EDT
Active, not recruiting Phase 2 Interventional Results available

Treatment With Dinutuximab, Sargramostim (GM-CSF), and Isotretinoin in Combination With Irinotecan and Temozolomide After Intensive Therapy for People With High-Risk Neuroblastoma (NBL)

NCT04385277
View directory record Official record
Conditions
Ganglioneuroblastoma, Nodular, Neuroblastoma
Interventions
Biospecimen Collection, Bone Marrow Aspiration, Bone Marrow Biopsy, Computed Tomography, Dinutuximab, FDG-Positron Emission Tomography, Iobenguane I-123, Irinotecan, Isotretinoin, Magnetic Resonance Imaging, Multigated Acquisition Scan, Sargramostim, Temozolomide
Procedure · Biological · Radiation + 1 more
Lead sponsor
Children's Oncology Group
Network
Eligibility
Up to 30 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
70
States / cities
Mesa, Arizona • Little Rock, Arkansas • Downey, California + 58 more
Source: ClinicalTrials.gov public record
Updated Oct 26, 2025 · Synced Sep 10, 2026, 2:03 AM EDT
Completed Phase 2 Interventional

131MIBG to Treat Malignant Pheochromocytoma

NCT00028106
View directory record Official record
Conditions
Pheochromocytoma
Interventions
[131]I-MIBG, 6-[18F]Fluorodopamine, [123]I-MIBG
Drug
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
18 Years to 70 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2007
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 10, 2026, 2:03 AM EDT
Terminated Phase 3 Interventional Results available

International Study to Determine if AdreView Heart Function Scan Can be Used to Identify Patients With Mild or Moderate Heart Failure (HF) That Benefit From Implanted Medical Device

NCT02656329
View directory record Official record
Conditions
Heart Failure
Interventions
Iobenguane I -123 Injection, Implantable Cardioverter Defibrillator, Thyroid blocking
Drug · Device
Lead sponsor
GE Healthcare
Industry
Eligibility
18 Years and older
Enrollment
395 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
29
States / cities
Birmingham, Alabama • Bakersfield, California • La Mesa, California + 24 more
Source: ClinicalTrials.gov public record
Updated May 21, 2019 · Synced Sep 10, 2026, 2:03 AM EDT
Completed Not applicable Interventional Results available

Pathogenesis of Stress-Induced Cardiomyopathy by I-123 MIBG

NCT01432626
View directory record Official record
Conditions
Stress Induced Cardiomyopathy
Interventions
I-123 radiolabeled metaiodobenzylguanidine cardiac imaging
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 21, 2016 · Synced Sep 10, 2026, 2:03 AM EDT
Completed Not applicable Interventional Results available

Imaging With a Radio Tracer to Guide VT Ablations

NCT01250912
View directory record Official record
Conditions
Ventricular Tachycardia, Arrhythmia
Interventions
123I-metaiodobenzylguanidine
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 26, 2022 · Synced Sep 10, 2026, 2:03 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Meta-Iodobenzylguanidine Scintigraphy Imaging in Patients With Heart Failure and Control Subjects Without Cardiovascular Disease

NCT00126425
View directory record Official record
Conditions
Heart Failure, Congestive
Interventions
123I-mIBG (meta-iodobenzylguanidine)
Drug
Lead sponsor
GE Healthcare
Industry
Eligibility
18 Years and older
Enrollment
587 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
1
States / cities
Princeton, New Jersey
Source: ClinicalTrials.gov public record
Updated Dec 12, 2016 · Synced Sep 10, 2026, 2:03 AM EDT
Enrolling by invitation Phase 4 Interventional Accepts healthy volunteers

MIBG in Aging and Neurologic Disorders

NCT05514106
View directory record Official record
Conditions
Lewy Body Disease, Dementia, Parkinsonism, Mild Cognitive Impairment, REM Sleep Behavior Disorder
Interventions
meta-iodobenzylguanidine (MIBG) (123I), 123I-MIBG scintigraphy
Drug · Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
40 Years to 90 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 29, 2026 · Synced Sep 10, 2026, 2:03 AM EDT
Completed Phase 4 Interventional Results available

Open-label, Test-retest Study Assessing Reproducibility of Quantitative Measurements of Myocardial Uptake of AdreView.

NCT01936649
View directory record Official record
Conditions
Heart Failure (HF), Ventricular Dysfunction, Left
Interventions
AdreView (Iobenguane I 123 Injection)
Drug
Lead sponsor
GE Healthcare
Industry
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Princeton, New Jersey
Source: ClinicalTrials.gov public record
Updated Dec 7, 2016 · Synced Sep 10, 2026, 2:03 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Meta-Iodobenzylguanidine (123I-mIBG) Scintigraphy Imaging in Patients With Heart Failure and Control Subjects Without Cardiovascular Disease

NCT00126438
View directory record Official record
Conditions
Heart Failure, Congestive
Interventions
123I-mIBG (meta-iodobenzylguanidine)
Drug
Lead sponsor
GE Healthcare
Industry
Eligibility
18 Years and older
Enrollment
515 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
1
States / cities
Princeton, New Jersey
Source: ClinicalTrials.gov public record
Updated Mar 13, 2018 · Synced Sep 10, 2026, 2:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Phase I Study of the Safety, Distribution, and Radiation Dosimetry of Ultratrace Iobenguane 123I-mIBG

NCT01730417
View directory record Official record
Conditions
Neuroendocrine Tumors, Heart Failure
Interventions
no carrier added metaiodobenzylguanidine
Drug
Lead sponsor
Bennett Chin
Other
Eligibility
21 Years to 85 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 20, 2012 · Synced Sep 10, 2026, 2:03 AM EDT