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ClinicalTrials.gov public records Last synced Oct 19, 2026, 9:10 AM EDT

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Showing 1–24 of 392 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Proton Radiotherapy Clear all
Terminated Early Phase 1 Interventional

Breast-Sparing Proton Therapy for Hodgkin's Disease

NCT02070393
View directory record Official record
Conditions
Hodgkins Disease
Interventions
Proton
Radiation
Lead sponsor
Indiana University
Other
Eligibility
10 Years to 30 Years · Female only
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Bloomington, Indiana
Source: ClinicalTrials.gov public record
Updated Feb 4, 2015 · Synced Oct 19, 2026, 9:10 AM EDT
Recruiting Phase 2 Interventional

De-Escalated Adjuvant and Definitive Radiation Therapy Informed by DART 2.0 ctHPV-DNA

NCT05541016
View directory record Official record
Conditions
Clinical Stage I HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8, Clinical Stage II HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8, Clinical Stage III HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8, Human Papillomavirus-Related Oropharyngeal Squamous Cell Carcinoma, Stage I Oropharyngeal (p16-Negative) Carcinoma AJCC v8, Stage II Oropharyngeal (p16-Negative) Carcinoma AJCC v8, Stage III Oropharyngeal (p16-Negative) Carcinoma AJCC v8
Interventions
Biospecimen Collection, Cisplatin, Computed Tomography, Diffusing Alpha-emitter Radiation Therapy, Docetaxel, Intensity-Modulated Proton Therapy, Intensity-Modulated Radiation Therapy, Magnetic Resonance Imaging, Modified Barium Swallow Study, Observation Activity, Positron Emission Tomography, Quality-of-Life Assessment, Questionnaire
Procedure · Drug · Radiation + 1 more
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
455 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
3
States / cities
Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 1, 2026 · Synced Oct 19, 2026, 9:10 AM EDT
Recruiting Phase 1 Interventional

Immunotherapy for Malignant Pediatric Brain Tumors Employing Adoptive Cellular Therapy (IMPACT)

NCT06193759
View directory record Official record
Conditions
Medulloblastoma, Childhood, Atypical Teratoid/Rhabdoid Tumor of CNS, Embryonal Tumor With Multilayered Rosettes, Pineoblastoma, Embryonal Brain Tumor Not Otherwise Specified, Recurrent Ependymoma
Interventions
Multi-tumor antigen specific cytotoxic T lymphocytes (TSA-T) directed against proteogenomically determined personalized tumor-specific antigens (TSA), Group A Standard-of-Care Backbone Therapy, Group B Salvage Backbone Therapy
Biological · Drug · Radiation
Lead sponsor
Children's National Research Institute
Other
Eligibility
1 Year to 30 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2032
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Oct 19, 2026, 9:10 AM EDT
Recruiting Phase 2 Interventional

Adaptive De-intensified Radiotherapy Using Circulating Tumor DNA in HPV- Associated Oropharyngeal Cancer

NCT06323460
View directory record Official record
Conditions
Clinical Stage I HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8, Clinical Stage II HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8, Oropharyngeal Squamous Cell Carcinoma
Interventions
Biospecimen Collection, Carboplatin, Cisplatin, Computed Tomography, External Beam Radiation Therapy, Paclitaxel, Positron Emission Tomography, Questionnaire Administration
Procedure · Drug · Radiation + 1 more
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 24, 2026 · Synced Oct 19, 2026, 9:10 AM EDT
Active, not recruiting Not applicable Interventional

High Dose Intensity Modulated Proton Radiation Treatment +/- Surgical Resection of Sarcomas of the Spine, Sacrum and Base of Skull

NCT01346124
View directory record Official record
Conditions
Chordoma of Spine, Chordoma of Sacrum, Chordoma of Base of Skull, Chondrosarcoma of the Spine, Chondrosarcoma of the Sacrum
Interventions
High Dose Intensity Modulated Proton Radiation
Radiation
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2027
U.S. locations
2
States / cities
Boston, Massachusetts • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 17, 2026 · Synced Oct 19, 2026, 9:10 AM EDT
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 19, 2026, 9:10 AM EDT
Active, not recruiting Phase 1 Interventional

OKN-007 in Combination With Adjuvant Temozolomide Chemoradiotherapy for Newly Diagnosed Glioblastoma

NCT03587038
View directory record Official record
Conditions
Glioblastoma
Interventions
OKN 007, Temozolomide, Photon/Proton IMRT
Drug · Radiation
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 99 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Sep 18, 2026 · Synced Oct 19, 2026, 9:10 AM 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 17, 2026 · Synced Oct 19, 2026, 9:10 AM EDT
Terminated Not applicable Interventional

Pilot Study Using Amide Proton Transfer Magnetic Resonance Imaging Distinguishing Glioma

NCT03843814
View directory record Official record
Conditions
Gliosarcoma, Glioma
Interventions
APT MRI
Procedure
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years to 100 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 26, 2019 · Synced Oct 19, 2026, 9:10 AM EDT
Terminated Phase 1 Interventional

Study of Hypofractionated Proton Radiation Therapy in Thoracic Malignancies

NCT01165658
View directory record Official record
Conditions
Non-small Cell Lung Cancer, Small Cell Lung Cancer, Carcinoid, Thymic Cancer, Lung Cancer
Interventions
Proton Therapy
Radiation
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 2, 2020 · Synced Oct 19, 2026, 9:10 AM EDT
Recruiting Phase 2 Interventional

Using Biomarker Tests to Select and Test New, Personalized Treatments for Extensive Stage Small Cell Lung Cancer, PRISM Study

NCT06769126
View directory record Official record
Conditions
Extensive Stage Lung Small Cell Carcinoma, Lung Small Cell Carcinoma, A Subtype, Lung Small Cell Carcinoma, I Subtype, Lung Small Cell Carcinoma, N Subtype, Lung Small Cell Carcinoma, P Subtype
Interventions
Biospecimen Collection, Ceralasertib, Computed Tomography, Durvalumab, Etoposide, Magnetic Resonance Imaging, Monalizumab, Platinum Compound, Positron Emission Tomography, Saruparib, Thoracic Radiation Therapy
Procedure · Drug · Biological + 1 more
Lead sponsor
SWOG Cancer Research Network
Network
Eligibility
18 Years and older
Enrollment
900 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
148
States / cities
Loma Linda, California • Rancho Mirage, California • Sacramento, California + 118 more
Source: ClinicalTrials.gov public record
Updated Mar 30, 2026 · Synced Oct 19, 2026, 9:10 AM EDT
Completed Phase 1 Interventional

Simultaneous Integrated Boost (SIB) in Esophageal Cancer

NCT01102088
View directory record Official record
Conditions
Esophageal Cancer
Interventions
Radiation Therapy
Radiation
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2019
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 22, 2020 · Synced Oct 19, 2026, 9:10 AM EDT
Recruiting Phase 1 Interventional

A Vaccine (VSV-hIFNβ-NIS) With or Without Cyclophosphamide and Combinations of Ipilimumab, Nivolumab, and Cemiplimab in Treating Relapsed or Refractory Multiple Myeloma, Acute Myeloid Leukemia or Lymphoma

NCT03017820
View directory record Official record
Conditions
B-Cell Non-Hodgkin Lymphoma, Histiocytic and Dendritic Cell Neoplasm, Myelodysplastic Syndrome, Previously Treated Myelodysplastic Syndrome, Recurrent Adult Acute Myeloid Leukemia, Recurrent Anaplastic Large Cell Lymphoma, Recurrent Angioimmunoblastic T-Cell Lymphoma, Recurrent Mycosis Fungoides, Recurrent Plasma Cell Myeloma, Recurrent Primary Cutaneous T-Cell Non-Hodgkin Lymphoma, Recurrent T-Cell Non-Hodgkin Lymphoma, Refractory Acute Myeloid Leukemia, Refractory Anaplastic Large Cell Lymphoma, Refractory Angioimmunoblastic T-Cell Lymphoma, Refractory Mycosis Fungoides, Refractory Peripheral T-Cell Lymphoma, Not Otherwise Specified, Refractory Plasma Cell Myeloma, Refractory Primary Cutaneous T-Cell Non-Hodgkin Lymphoma, Refractory T-Cell Non-Hodgkin Lymphoma
Interventions
Biopsy Procedure, Biospecimen Collection, Bone Marrow Biopsy, Computed Tomography, Cyclophosphamide, Positron Emission Tomography, Recombinant Vesicular Stomatitis Virus-expressing Human Interferon Beta and Sodium-Iodide Symporter, Single Photon Emission Computed Tomography, Cemiplimab, Ruxolitinib, Nivolumab, Multigated Acquisition Scan, Echocardiography Test, Bone Marrow Aspiration
Procedure · Drug · Biological
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2032
U.S. locations
2
States / cities
Scottsdale, Arizona • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Oct 19, 2026, 9:10 AM EDT
Completed Not applicable Interventional

18F-FDG PET-MRI for Planning and Follow-Up of Patients With Spine Tumors Treated With Spine Stereotactic Radiosurgery

NCT05174026
View directory record Official record
Conditions
Metastatic Malignant Neoplasm, Metastatic Malignant Neoplasm in the Bone
Interventions
Fludeoxyglucose F-18, Magnetic Resonance Imaging, Positron Emission Tomography
Other · Procedure
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 25, 2024 · Synced Oct 19, 2026, 9:10 AM EDT
Active, not recruiting Not applicable Interventional

Daily Adaptive Post-Prostatectomy With Stereotactic Ablative Radiotherapy in Patients With Prostate Cancer

NCT05830838
View directory record Official record
Conditions
Malignant Prostate Neoplasm
Interventions
Computed Tomography, Image-Guided Adaptive Radiation Therapy, Magnetic Resonance Imaging, Positron Emission Tomography, Questionnaire Administration, Stereotactic Body Radiation Therapy
Procedure · Radiation · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older · Male only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 20, 2026 · Synced Oct 19, 2026, 9:10 AM EDT
Recruiting Phase 1Phase 2 Interventional

Phase I/ II Trial Combining PD-1 Inhibition and Neoadjuvant Proton or Photon Radiation Therapy in Recurrent Head and Neck Squamous Cell Carcinoma

NCT07213934
View directory record Official record
Conditions
Head and Neck Cancer, Recurrent Head and Neck Squamous Cell Carcinoma
Interventions
Proton therapy, Pembrolizumab
Radiation · Drug
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2031
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Oct 19, 2026, 9:10 AM EDT
Recruiting Not applicable Interventional

Proton Therapy for Esophageal Cancer

NCT01684904
View directory record Official record
Conditions
Esophagus Cancer
Interventions
Proton radiation
Radiation
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2032
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Jun 5, 2026 · Synced Oct 19, 2026, 9:10 AM EDT
Terminated Phase 2 Interventional

Stereotactic Body Proton Radiotherapy for the Treatment of Liver Cancer

NCT04805788
View directory record Official record
Conditions
Recurrent Hepatocellular Carcinoma, Stage I Hepatocellular Carcinoma AJCC v8, Stage II Hepatocellular Carcinoma AJCC v8, Stage III Hepatocellular Carcinoma AJCC v8
Interventions
Proton Stereotactic Body Radiation Therapy, Quality-of-Life Assessment
Radiation · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
2
States / cities
Scottsdale, Arizona • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 31, 2025 · Synced Oct 19, 2026, 9:10 AM EDT
Suspended Phase 2 Interventional

Biologically Guided Radiation Therapy (BgRT) and Stereotactic Body Radiation Therapy (SBRT) to Tyrosine Kinase Inhibitor in Oligoprogressive Oncogenic Positive Non-Small Cell Lung Carcinoma

NCT06014827
View directory record Official record
Conditions
Lung Non-Small Cell Carcinoma, Stage IV Lung Cancer AJCC v8
Interventions
Biospecimen Collection, Computed Tomography, Osimertinib, Positron Emission Tomography, Stereotactic Body Radiation Therapy, Survey Administration
Procedure · Drug · Radiation + 1 more
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
2
States / cities
Duarte, California • New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Oct 19, 2026, 9:10 AM EDT
Active, not recruiting Phase 2 Interventional

Pre-op Pembro + Radiation Therapy in Breast Cancer (P-RAD)

NCT04443348
View directory record Official record
Conditions
Triple Negative Breast Cancer, Hormone Receptor Positive (HR+), HER2-negative Breast Cancer, Biopsy-proven, Positive Lymph Node(s)
Interventions
Radiation Therapy Boost, Pembrolizumab, Paclitaxel, Carboplatin, Cyclophosphamide, Doxorubicin, Capecitabine
Radiation · Drug
Lead sponsor
Laura M. Spring, MD
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
10
States / cities
Washington D.C., District of Columbia • Baltimore, Maryland • Boston, Massachusetts + 6 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Oct 19, 2026, 9:10 AM EDT
Completed Not applicable Interventional Results available

Proton Therapy for Hodgkin Lymphoma

NCT00850200
View directory record Official record
Conditions
Hodgkin Lymphoma
Interventions
Proton Radiation Plan, Conventional Photon Radiation Plan, Intensity Modulated Radiation Plan
Radiation
Lead sponsor
University of Florida
Other
Eligibility
6 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2018
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 31, 2019 · Synced Oct 19, 2026, 9:10 AM EDT
Withdrawn Phase 2 Interventional

Proton Accelerated Partial Breast Irradiation

NCT03940248
View directory record Official record
Conditions
Breast Cancer
Interventions
Proton Accelerated Partial Breast Irradiation
Radiation
Lead sponsor
University of Cincinnati
Other
Eligibility
50 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 6, 2021 · Synced Oct 19, 2026, 9:10 AM EDT
Completed Phase 1Phase 2 Interventional Results available

ProspectiveTrial of Proton Beam Combined With Anti-VEGF Therapy for Exudative Age-related Macular Degeneration (AMD)

NCT01213082
View directory record Official record
Conditions
Exudative Age-related Macular Degeneration
Interventions
24GyE proton and Anti-VEGF, 16GyE and anti-VEGF, Sham Irradiation and anti-VEGF
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
50 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2017
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Jul 17, 2018 · Synced Oct 19, 2026, 9:10 AM EDT
Terminated No phase listed Observational

Photon/Proton Radiation Therapy for Carcinoma of the Nasopharynx

NCT00797290
View directory record Official record
Conditions
Nasopharynx Cancer
Interventions
Not listed
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2015
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Feb 10, 2017 · Synced Oct 19, 2026, 9:10 AM EDT