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 come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 4, 2026, 6:55 PM EDT

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

Showing 25–48 of 89 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Proton/Photon Radiotherapy Clear all
Recruiting Phase 2 Interventional

Re-treatment With 177Lu-PSMA-617 for the Treatment of Metastatic Castration-Resistant Prostate Cancer, RE-LuPSMA Trial

NCT06288113
View directory record Official record
Conditions
Castration-Resistant Prostate Carcinoma, Stage IVB Prostate Cancer AJCC v8
Interventions
Biospecimen Collection, Computed Tomography, Gallium Ga 68 Gozetotide, Lutetium Lu 177 Vipivotide Tetraxetan, Positron Emission Tomography, Questionnaire Administration, Single Photon Emission Computed Tomography
Procedure · Other · Drug
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
Male only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 13, 2026 · Synced Oct 4, 2026, 6:55 PM EDT
Completed Phase 2 Interventional Results available

FLARE RT for Patients With Stage IIB-IIIB Non-small Cell Lung Cancer: Personalizing Radiation Therapy Using PET/CT and SPECT/CT Imaging

NCT02773238
View directory record Official record
Conditions
Stage IIB Lung Non-Small Cell Carcinoma AJCC v7, Stage IIIA Lung Non-Small Cell Cancer AJCC v7, Stage IIIB Lung Non-Small Cell Cancer AJCC v7
Interventions
Computed Tomography, Fludeoxyglucose F-18, Laboratory Biomarker Analysis, Positron Emission Tomography, Radiation Therapy, Single Photon Emission Computed Tomography, Technetium Tc-99m Albumin Aggregated, Technetium Tc-99m Sulfur Colloid
Procedure · Radiation · Other
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
2
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 14, 2024 · Synced Oct 4, 2026, 6:55 PM EDT
Recruiting Phase 2 Interventional

Phase 2 Randomized Trial of Flexible Dosing Schedule of 177Lu-PSMA-617 for the Treatment of Metastatic Castration-Resistant Prostate Cancer (FLEX-MRT)

NCT06216249
View directory record Official record
Conditions
Prostate Carcinoma, Stage IVB Prostate Cancer American Joint Committee on Cancer (AJCC) v8
Interventions
Computed Tomography, Gallium Ga 68 Gozetotide, Lutetium Lu 177 Vipivotide Tetraxetan, Positron Emission Tomography, PSMA PET Scan, Questionnaire Administration, Single Photon Emission Computed Tomography
Procedure · Other · Drug
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 10, 2026 · Synced Oct 4, 2026, 6:55 PM EDT
Active, not recruiting Phase 2 Interventional Results available

Risk-Adapted Therapy for Young Children With Embryonal Brain Tumors, Choroid Plexus Carcinoma, High Grade Glioma or Ependymoma

NCT00602667
View directory record Official record
Conditions
Brain and Central Nervous System Tumors
Interventions
Induction Chemotherapy, Low-Risk Therapy, High-Risk Therapy, Intermediate-Risk Therapy
Drug
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
Up to 5 Years
Enrollment
293 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2029
U.S. locations
5
States / cities
Palo Alto, California • San Diego, California • Saint Paul, Minnesota + 2 more
Source: ClinicalTrials.gov public record
Updated May 19, 2026 · Synced Oct 4, 2026, 6:55 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 9, 2025 · Synced Oct 4, 2026, 6:55 PM EDT
Completed Phase 2 Interventional Results available

A Trial of Integrating SBRT With Targeted Therapy in Stage IV Oncogene-driven NSCLC

NCT02314364
View directory record Official record
Conditions
Non-small Cell Lung Cancer Metastatic, Targetable Oncogenes (EGFR, ALK, ROS1)
Interventions
SBRT with protons or photons
Radiation
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 16, 2025 · Synced Oct 4, 2026, 6:55 PM EDT
Completed Phase 3 Interventional Results available

Proton/Photon Rt - Benign Meningiomas(P92-13)

NCT02947984
View directory record Official record
Conditions
Benign Meningioma
Interventions
Standard Treatment, Higher Dose
Radiation
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 14, 2017 · Synced Oct 4, 2026, 6:55 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 18, 2023 · Synced Oct 4, 2026, 6:55 PM EDT
Active, not recruiting Phase 3 Interventional

Radiation Therapy With Protons or Photons in Treating Patients With Liver Cancer

NCT03186898
View directory record Official record
Conditions
Recurrent Hepatocellular Carcinoma, Stage III Hepatocellular Carcinoma AJCC v7, Unresectable Hepatocellular Carcinoma
Interventions
Biospecimen Collection, Computed Tomography, Laboratory Biomarker Analysis, Magnetic Resonance Imaging, Quality-of-Life Assessment, Radiation Therapy
Procedure · Other · Radiation
Lead sponsor
NRG Oncology
Other
Eligibility
18 Years and older
Enrollment
115 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
27
States / cities
Atlanta, Georgia • Warrenville, Illinois • Baltimore, Maryland + 18 more
Source: ClinicalTrials.gov public record
Updated Jul 2, 2026 · Synced Oct 4, 2026, 6:55 PM EDT
Active, not recruiting Phase 3 Interventional

Intensity-Modulated Proton Beam Therapy or Intensity-Modulated Photon Therapy in Treating Patients With Stage III-IVB Oropharyngeal Cancer

NCT01893307
View directory record Official record
Conditions
Stage III Oropharyngeal Squamous Cell Carcinoma AJCC v7, Stage IVA Oropharyngeal Squamous Cell Carcinoma AJCC v7, Stage IVB Oropharyngeal Squamous Cell Carcinoma AJCC v7
Interventions
Intensity-Modulated Radiation Therapy, Laboratory Biomarker Analysis, Photon Beam Radiation Therapy, Proton Beam Radiation Therapy, Quality-of-Life Assessment
Radiation · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
440 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2031
U.S. locations
22
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Gainesville, Florida + 17 more
Source: ClinicalTrials.gov public record
Updated Aug 21, 2026 · Synced Oct 4, 2026, 6:55 PM EDT
Recruiting No phase listed Observational

Pediatric Radiation Therapy Registry

NCT07129317
View directory record Official record
Conditions
Sarcoma, Pediatric Brain Tumors
Interventions
Not listed
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
0 Years to 26 Years
Enrollment
5,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2040
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 5, 2025 · Synced Oct 4, 2026, 6:55 PM EDT
Completed Phase 1Phase 2 Interventional

High-Dose Proton/Photon RT + Surgery of Sarcomas of the Thoracic, Lumbar Spine/Sacrum

NCT00592345
View directory record Official record
Conditions
Mesenchymal Tumor
Interventions
Proton Beam Radiation, Photon Beam Radiation, Interoperative radiation
Radiation
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 3, 2017 · Synced Oct 4, 2026, 6:55 PM EDT
Recruiting Phase 2 Interventional

GCCC 2578 Randomized Photon vs Proton RT for Newly Diagnosed Gynecologic Primaries

NCT07415681
View directory record Official record
Conditions
Gynaecologic Cancer, Cervical Cancer, Radiation Therapy
Interventions
Volume Modulated Arc Therapy (VMAT), Intensity Modulated Proton Therapy (IMPT)
Radiation
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older · Female only
Enrollment
116 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2033
U.S. locations
5
States / cities
Baltimore, Maryland • Bel Air, Maryland • Columbia, Maryland + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Oct 4, 2026, 6:55 PM EDT
Completed No phase listed Observational

A Study of Photon and Proton Chemoradiotherapy as Definitive or Neoadjuvant Therapy in Non-Metastatic Pancreatic Cancer

NCT03902600
View directory record Official record
Conditions
Pancreatic Cancer
Interventions
Moderately Hypofractionated RT
Radiation
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
2
States / cities
Scottsdale, Arizona • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 24, 2026 · Synced Oct 4, 2026, 6:55 PM EDT
Not yet recruiting Phase 2 Interventional

Proton Spatially Fractionated Radiotherapy or Photon Stereotactic Body Radiotherapy in Combination With Pembrolizumab Before Surgery for the Treatment of Locally Advanced and Radiation-Naive Locoregionally Recurrent Oral Cavity Cancer, OSPRI Trial

NCT07783581
View directory record Official record
Conditions
Locally Advanced Oral Cavity Squamous Cell Carcinoma, Locally Recurrent Oral Cavity Squamous Cell Carcinoma, Oral Cavity Squamous Cell Carcinoma
Interventions
Biopsy Procedure, Biospecimen Collection, Computed Tomography, Magnetic Resonance Imaging, Pembrolizumab, Photon Stereotactic Body Radiation Therapy, Positron Emission Tomography, Spatially-fractionated Radiation Therapy, Surgical Procedure
Procedure · Biological · Radiation
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 25, 2026 · Synced Oct 4, 2026, 6:55 PM EDT
Completed Phase 3 Interventional

Radiation Therapy in Treating Patients With Stage I or Stage II Prostate Cancer

NCT00002703
View directory record Official record
Conditions
Prostate Cancer
Interventions
high-LET heavy ion therapy, low-LET photon therapy
Radiation
Lead sponsor
Proton Radiation Oncology Group
Other
Eligibility
Male only
Enrollment
390 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1996 – 2005
U.S. locations
2
States / cities
Loma Linda, California • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 6, 2013 · Synced Oct 4, 2026, 6:55 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 – 2030
U.S. locations
230
States / cities
Birmingham, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 179 more
Source: ClinicalTrials.gov public record
Updated Oct 1, 2026 · Synced Oct 4, 2026, 6:55 PM EDT
Active, not recruiting Not applicable Interventional

Proton Boost in Prostate Cancer

NCT03564275
View directory record Official record
Conditions
Cancer of the Prostate
Interventions
Proton Boost
Radiation
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years and older · Male only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2033
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated May 31, 2025 · Synced Oct 4, 2026, 6:55 PM EDT
Recruiting Phase 3 Interventional

Radiation Therapy With RapidPlan Knowledge-based Planning vs Human-Driven Planning for Treatment of Prostate Cancer

NCT06625034
View directory record Official record
Conditions
Prostate Carcinoma
Interventions
Biospecimen Collection, Magnetic Resonance Imaging, Photon Beam Radiation Therapy, Positron Emission Tomography, Questionnaire Administration, Radiation Therapy Treatment Planning and Simulation
Procedure · Radiation · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older · Male only
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
2
States / cities
Scottsdale, Arizona • Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Oct 2, 2026 · Synced Oct 4, 2026, 6:55 PM EDT
Active, not recruiting Phase 1Phase 2 Interventional

Induction Paclitaxel Followed by Concurrent Paclitaxel and Radiation Therapy for Cutaneous Angiosarcoma

NCT03921008
View directory record Official record
Conditions
Cutaneous Angiosarcoma
Interventions
Paclitaxel, Radiation therapy, Research blood draw
Drug · Radiation · Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2028
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Oct 4, 2026, 6:55 PM EDT
Recruiting Phase 2 Interventional

Adaptive Treatment De-escalation in Favorable Risk HPV-Positive Oropharyngeal Carcinoma

NCT03215719
View directory record Official record
Conditions
Oropharyngeal Carcinoma, HPV Positive Oropharyngeal Squamous Cell Carcinoma
Interventions
Standard Radiation Treatment, Dose-Deescalated Treatment, Cisplatinum
Radiation · Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 6, 2026 · Synced Oct 4, 2026, 6:55 PM EDT
Recruiting No phase listed Observational

Proton and Photon Consortium Registry (PPCR): A Multi Center Registry of Pediatric Patients Treated With Radiation Therapy

NCT01696721
View directory record Official record
Conditions
Pediatric Patients Treated With Radiation Therapy
Interventions
No intervention
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
Up to 21 Years
Enrollment
5,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2028
U.S. locations
24
States / cities
Palo Alto, California • San Diego, California • San Francisco, California + 20 more
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Oct 4, 2026, 6:55 PM EDT
Recruiting Phase 1 Interventional

Intravenous Vesicular Stomatitis Virus in Patients With Peripheral T-cell Lymphoma

NCT06508463
View directory record Official record
Conditions
Peripheral T Cell Lymphoma, Relapsed Peripheral T-Cell Lymphoma, Peripheral T-Cell Lymphoma, Not Otherwise Specified, Anaplastic Large Cell Lymphoma, Mycosis Fungoides, Relapsed Anaplastic Large Cell Lymphoma, Relapsed Mycosis Fungoides
Interventions
Biopsy, Biospecimen Collection, Bone Marrow Biopsy, Computed Tomography, Positron Emission Tomography, Recombinant Vesicular Stomatitis Virus-expressing Human Interferon Beta and Sodium-Iodide Symporter, Single Photon Emission Computed Tomography, Cemiplimab, Ruxolitinib
Procedure · Biological · Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2032
U.S. locations
2
States / cities
Scottsdale, Arizona • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Oct 4, 2026, 6:55 PM EDT
Recruiting Phase 2 Interventional

Folfox+Irinotecan+Chemort In Esophageal Cancer

NCT04656041
View directory record Official record
Conditions
Gastroesophageal Junction Adenocarcinoma, Esophagogastric Cancer
Interventions
FOLFOX/ nal-IRI, Paclitaxel, Carboplatin, Proton Radiation Therapy
Drug · Radiation
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
3
States / cities
Boston, Massachusetts • Newton, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 14, 2025 · Synced Oct 4, 2026, 6:55 PM EDT