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 3, 2026, 10:00 PM EDT

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

Showing 1–24 of 90 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: Proton beam therapy RT Clear all
Completed Not applicable Interventional Results available

Docetaxel, Androgen Deprivation and Proton Therapy for High Risk Prostate Cancer

NCT01040624
View directory record Official record
Conditions
Prostate Cancer
Interventions
> 15% risk of + LN
Radiation
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older · Male only
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2022
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Oct 2, 2023 · Synced Sep 3, 2026, 10:00 PM EDT
Active, not recruiting Phase 2 Interventional

Major De-escalation to 30 Gy for Select Human Papillomavirus Associated Oropharyngeal Carcinoma

NCT03323463
View directory record Official record
Conditions
HPV-Associated Oropharyngeal Squamous Cell Carcinoma, Squamous Cell Carcinoma of the Neck
Interventions
F-FMISO PET/CT Scan, 30 Gy over 3 weeks, Cisplatin, Carboplatin, 5Fluorouracil, Proton Therapy
Diagnostic Test · Radiation · Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
316 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2026
U.S. locations
10
States / cities
Hartford, Connecticut • Miami, Florida • Basking Ridge, New Jersey + 7 more
Source: ClinicalTrials.gov public record
Updated Apr 12, 2026 · Synced Sep 3, 2026, 10:00 PM EDT
Recruiting Not applicable Interventional

Postoperative or Salvage Radiotherapy (RT) for Node Negative Prostate Cancer Following Radical Prostatectomy

NCT00969111
View directory record Official record
Conditions
Prostate Cancer
Interventions
IMRT to 45 Gy; prostate bed proton boost of 21.6 CGE, Proton (prostate bed) to 70.2 CGE, IMRT to 45 Gy; proton boost to prostate bed to 25.2 CGE, Proton to 66.6 CGE
Radiation
Lead sponsor
Proton Collaborative Group
Network
Eligibility
18 Years and older · Male only
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2050
U.S. locations
6
States / cities
Little Rock, Arkansas • Jacksonville, Florida • Warrenville, Illinois + 3 more
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Sep 3, 2026, 10:00 PM EDT
Terminated Early Phase 1 Interventional

Proton Based Cardiac Sparing Accelerated Fractionated RadioTherapy in Unresectable NSCLC

NCT03818776
View directory record Official record
Conditions
Non-Small Cell Lung Cancer
Interventions
Durvalumab, Proton beam therapy RT
Drug · Radiation
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
19 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 14, 2024 · Synced Sep 3, 2026, 10:00 PM EDT
Completed Phase 1 Interventional

Study of GDC-0084 in Pediatric Patients With Newly Diagnosed Diffuse Intrinsic Pontine Glioma or Diffuse Midline Gliomas

NCT03696355
View directory record Official record
Conditions
Brain and Central Nervous System Tumors
Interventions
GDC-0084, radiation therapy
Drug · Radiation
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
2 Years to 21 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 17, 2023 · Synced Sep 3, 2026, 10:00 PM EDT
Withdrawn Phase 2 Interventional

Venetoclax, Rituximab and Nivolumab in Combination for the Treatment of Richter's Transformation Arising From Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma

NCT06247540
View directory record Official record
Conditions
Recurrent Transformed Chronic Lymphocytic Leukemia, Refractory Transformed Chronic Lymphocytic Leukemia, Richter Syndrome, Transformed Chronic Lymphocytic Leukemia to Diffuse Large B-Cell Lymphoma, Transformed Small Lymphocytic Lymphoma to Diffuse Large B-Cell Lymphoma
Interventions
Biopsy, Biospecimen Collection, Bone Marrow Biopsy, Computed Tomography, Magnetic Resonance Imaging, Nivolumab, Positron Emission Tomography, Rituximab, Venetoclax
Procedure · Biological · Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2031
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 28, 2024 · Synced Sep 3, 2026, 10:00 PM EDT
Active, not recruiting Phase 1 Interventional

Radioligand Therapy After PSMA PET Guided External Beam Radiotherapy for Treating Post-Prostatectomy Patients With Biochemically Recurrent Prostate Cancer

NCT06105918
View directory record Official record
Conditions
Biochemically Recurrent Prostate Carcinoma, Prostate Adenocarcinoma
Interventions
Biospecimen Collection, Computed Tomography, External Beam Radiation Therapy, Flotufolastat F-18, Lutetium Lu 177 PSMA-10.1, Positron Emission Tomography, Single Photon Emission Computed Tomography
Procedure · Radiation · Other + 1 more
Lead sponsor
Emory University
Other
Eligibility
18 Years and older · Male only
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 8, 2025 · Synced Sep 3, 2026, 10:00 PM EDT
Terminated Phase 1Phase 2 Interventional Results available

O6-Benzylguanine-Mediated Tumor Sensitization With Chemoprotected Autologous Stem Cell in Treating Patients With Malignant Gliomas

NCT00669669
View directory record Official record
Conditions
Glioblastoma, Gliosarcoma
Interventions
3-Dimensional Conformal Radiation Therapy, Autologous Hematopoietic Stem Cell Transplantation, Carmustine, Filgrastim, In Vitro-Treated Peripheral Blood Stem Cell Transplantation, Intensity-Modulated Radiation Therapy, Laboratory Biomarker Analysis, O6-Benzylguanine, Plerixafor, Proton Beam Radiation Therapy, Temozolomide
Radiation · Procedure · Drug + 2 more
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2021
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 17, 2022 · Synced Sep 3, 2026, 10:00 PM EDT
Active, not recruiting Phase 2 Interventional Results available

Dose-Escalated Photon IMRT or Proton Beam Radiation Therapy Versus Standard-Dose Radiation Therapy and Temozolomide in Treating Patients With Newly Diagnosed Glioblastoma

NCT02179086
View directory record Official record
Conditions
Glioblastoma
Interventions
Photon Beam Radiation Therapy, Proton Beam Radiation Therapy, Temozolomide
Radiation · Drug
Lead sponsor
NRG Oncology
Other
Eligibility
18 Years and older
Enrollment
624 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2026
U.S. locations
230
States / cities
Birmingham, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 179 more
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Sep 3, 2026, 10:00 PM EDT
Recruiting Not applicable Interventional

Precision Radiotherapy Enabled by Molecular MRI

NCT07512154
View directory record Official record
Conditions
Brain Cancer
Interventions
Amide proton transfer radiotherapy, Standard radiotherapy
Radiation
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2032
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Sep 3, 2026, 10:00 PM EDT
Recruiting Phase 3 Interventional

Hypo-fractionated Radiation Therapy With or Without Androgen Suppression for Intermediate Risk Prostate Cancer

NCT01492972
View directory record Official record
Conditions
Prostate Cancer
Interventions
Radiation, Androgen Suppression Therapy
Radiation · Drug
Lead sponsor
Proton Collaborative Group
Network
Eligibility
18 Years and older · Male only
Enrollment
192 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2012
U.S. locations
4
States / cities
Scottsdale, Arizona • Warrenville, Illinois • Oklahoma City, Oklahoma + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 3, 2025 · Synced Sep 3, 2026, 10:00 PM EDT
Recruiting Phase 1Phase 2 Interventional

Proton or Photon RT for Retroperitoneal Sarcomas

NCT01659203
View directory record Official record
Conditions
Retroperitoneal Sarcoma
Interventions
IG-IMPT, IG IMRT
Radiation
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2027
U.S. locations
10
States / cities
Chicago, Illinois • Boston, Massachusetts • Rochester, Minnesota + 6 more
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Sep 3, 2026, 10:00 PM EDT
Active, not recruiting Phase 2 Interventional Results available

An Open-Label Phase II Study of Nivolumab or Nivolumab/Ipilimumab in Adult Participants With Progessive/ Recurrent Meningioma

NCT02648997
View directory record Official record
Conditions
Meningiomas
Interventions
Nivolumab - 240 mg, Ipilimumab - 1 mg/kg, Nivolumab - 480 mg, Nivolumab - 3 mg/kg, External Beam RT, Nivolumab - 1 mg/kg, Ipilimumab - 3 mg/kg
Drug · Radiation
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 9, 2026 · Synced Sep 3, 2026, 10:00 PM EDT
Recruiting Not applicable Interventional

Spectroscopic MRI, Proton Therapy, and Avastin for Recurrent Glioblastoma

NCT05284643
View directory record Official record
Conditions
Recurrent Glioblastoma
Interventions
Intensity Modulated Proton Therapy (IMPT), Bevacizumab
Radiation · Drug
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2029
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jul 28, 2026 · Synced Sep 3, 2026, 10:00 PM EDT
Active, not recruiting Phase 2 Interventional

A Study To Evaluate Hypofractionated Proton Therapy Or IMRT For Recurrent, Oligometastatic Prostate Cancer

NCT04190446
View directory record Official record
Conditions
Metastatic Prostate Adenocarcinoma, Oligometastatic Prostate Carcinoma, Prostate Adenocarcinoma, Recurrent Prostate Carcinoma, Stage IVB Prostate Cancer AJCC v8
Interventions
Intensity-Modulated Radiation Therapy, Proton Beam Radiation Therapy, Quality-of-Life Assessment, Questionnaire Administration, Computed Tomography, Magnetic Resonance Imaging, Biospecimen Collection
Radiation · Other · Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older · Male only
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2028
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 8, 2026 · Synced Sep 3, 2026, 10:00 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Pembrolizumab, Combination Chemotherapy, and Radiation Therapy Before Surgery in Treating Adult Patients With Locally Advanced Gastroesophageal Junction or Gastric Cardia Cancer That Can Be Removed by Surgery

NCT02730546
View directory record Official record
Conditions
Gastric Cardia Adenocarcinoma, Gastroesophageal Junction Adenocarcinoma, Stage IB Gastric Cancer AJCC v7, Stage II Gastric Cancer AJCC v7, Stage IIA Gastric Cancer AJCC v7, Stage IIB Gastric Cancer AJCC v7, Stage IIIA Gastric Cancer AJCC v7, Stage IIIB Gastric Cancer AJCC v7
Interventions
Carboplatin, Computed Tomography, Fluorouracil, Laboratory Biomarker Analysis, Leucovorin Calcium, Oxaliplatin, Paclitaxel, Pembrolizumab, Positron Emission Tomography, Radiation Therapy, Therapeutic Conventional Surgery
Drug · Procedure · Other + 2 more
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 80 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
2
States / cities
Phoenix, Arizona • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 21, 2025 · Synced Sep 3, 2026, 10:00 PM EDT
Active, not recruiting Phase 1 Interventional

Hypofractionated Accelerated Pelvic Nodal Radiotherapy (GCC 2048)

NCT04486755
View directory record Official record
Conditions
Prostate Cancer, Prostate Adenocarcinoma
Interventions
Hypofractionated Radiation Therapy
Radiation
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older · Male only
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 10, 2026 · Synced Sep 3, 2026, 10:00 PM EDT
Completed Phase 1 Interventional

Hyperpolarized Carbon-13 (13C) Pyruvate Imaging in Patients With Glioblastoma

NCT04019002
View directory record Official record
Conditions
Glioblastoma Multiforme (GBM)
Interventions
Hyperpolarized 13C Pyruvate
Drug
Lead sponsor
Susan Chang
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 26, 2026 · Synced Sep 3, 2026, 10:00 PM EDT
Terminated Phase 1 Interventional

Proton Therapy and Bevacizumab for Primary Liver Tumors

NCT00426829
View directory record Official record
Conditions
Liver Cancer, Hepatocellular Carcinoma, Cholangiocarcinoma
Interventions
Bevacizumab, Proton Radiation Therapy
Drug · Radiation
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Not listed
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 31, 2012 · Synced Sep 3, 2026, 10:00 PM EDT
Terminated Phase 3 Interventional Results available

Testing the Addition of Targeted Radiation Therapy to Surgery and the Usual Chemotherapy Treatment (Pemetrexed and Cisplatin [or Carboplatin]) for Stage I-IIIA Malignant Pleural Mesothelioma

NCT04158141
View directory record Official record
Conditions
Pleural Biphasic Mesothelioma, Pleural Epithelioid Mesothelioma, Stage I Pleural Malignant Mesothelioma AJCC v8, Stage IA Pleural Malignant Mesothelioma AJCC v8, Stage IB Pleural Malignant Mesothelioma AJCC v8, Stage II Pleural Malignant Mesothelioma AJCC v8, Stage IIIA Pleural Malignant Mesothelioma AJCC v8
Interventions
Carboplatin, Cisplatin, Decortication, Intensity-Modulated Radiation Therapy, Pemetrexed, Pemetrexed Disodium, Pencil beam scanning proton therapy, Pleurectomy
Drug · Procedure · Radiation
Lead sponsor
NRG Oncology
Other
Eligibility
18 Years to 80 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
12
States / cities
Coral Gables, Florida • Chicago, Illinois • Rochester, Minnesota + 7 more
Source: ClinicalTrials.gov public record
Updated Jul 12, 2026 · Synced Sep 3, 2026, 10:00 PM EDT
Recruiting Not applicable Interventional

LITT Followed by Hypofractionated RT for Newly Diagnosed Gliomas (GCC 20138)

NCT04699773
View directory record Official record
Conditions
Glioma, Glioblastoma, Brain Tumor
Interventions
LITT, Hypofractionated Radiation Therapy
Procedure · Radiation
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
5
States / cities
Baltimore, Maryland • Bel Air, Maryland • Columbia, Maryland + 1 more
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Sep 3, 2026, 10:00 PM EDT
Completed Phase 1 Interventional

Whole Brain Radiotherapy (WBRT) With Sorafenib for Breast Cancer Brain Metastases (BCBM)

NCT01724606
View directory record Official record
Conditions
Breast Cancer, Brain Metastases
Interventions
Whole Brain Radiotherapy (WBRT), Sorafenib
Radiation · Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2022
U.S. locations
6
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Commack, New York + 3 more
Source: ClinicalTrials.gov public record
Updated Mar 6, 2022 · Synced Sep 3, 2026, 10:00 PM EDT
Suspended Phase 2 Interventional

Stereotactic Body Radiation Therapy or Intensity Modulated Radiation/Proton Therapy in Treating Patients With Recurrent Head and Neck Cancer

NCT03164460
View directory record Official record
Conditions
Recurrent Head and Neck Carcinoma
Interventions
Intensity-Modulated Radiation Therapy, Proton Radiation, Stereotactic Body Radiation Therapy
Radiation
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 9, 2026 · Synced Sep 3, 2026, 10:00 PM EDT
Recruiting Phase 2 Interventional

A Study of Lower Radiotherapy Dose to Treat Children With CNS Germinoma

NCT06368817
View directory record Official record
Conditions
Basal Ganglia Germinoma, Diabetes Insipidus, Germinoma, Pineal Region Germinoma, Suprasellar Germinoma, Thalamic Germinoma
Interventions
3-Dimensional Conformal Proton Radiation Therapy, 3-Dimensional Conformal Radiation Therapy, Biospecimen Collection, Carboplatin, Etoposide, Intensity-Modulated Proton Therapy, Intensity-Modulated Radiation Therapy, Lumbar Puncture, Magnetic Resonance Imaging, Questionnaire Administration, Surgical Procedure
Radiation · Procedure · Drug + 1 more
Lead sponsor
Children's Oncology Group
Network
Eligibility
3 Years to 29 Years
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2033
U.S. locations
97
States / cities
Mobile, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 76 more
Source: ClinicalTrials.gov public record
Updated Aug 24, 2026 · Synced Sep 3, 2026, 10:00 PM EDT