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ClinicalTrials.gov public records Last synced Oct 29, 2026, 4:47 PM EDT

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Showing 1–24 of 399 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: proton radiation Clear all
Recruiting Not applicable Interventional

Prospective Evaluation of Pencil Beam Scanning Proton Therapy for Previously Irradiated Tumors

NCT05313191
View directory record Official record
Conditions
CNS Cancer, Head and Neck Cancer, GI Cancer, Gynecologic Cancer, Prostate Cancer, Thoracic Cancer, Breast Cancer
Interventions
Pencil Beam Scanning Proton Therapy
Radiation
Lead sponsor
The New York Proton Center
Other
Eligibility
18 Years and older
Enrollment
1,800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced Oct 29, 2026, 4:47 PM EDT
Active, not recruiting Phase 2 Interventional

Radiation Therapy in Treating Patients With Stage 0-II Breast Cancer

NCT01245712
View directory record Official record
Conditions
Breast Adenocarcinoma, Ductal Breast Carcinoma In Situ, Invasive Breast Carcinoma, Stage 0 Breast Cancer AJCC v6 and v7, Stage I Breast Cancer AJCC v7, Stage IA Breast Cancer AJCC v7, Stage IB Breast Cancer AJCC v7, Stage II Breast Cancer AJCC v6 and v7, Stage IIA Breast Cancer AJCC v6 and v7, Stage IIB Breast Cancer AJCC v6 and v7
Interventions
Accelerated Partial Breast Irradiation, Proton Beam Radiation Therapy, Quality-of-Life Assessment
Radiation · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2032
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 1, 2026 · Synced Oct 29, 2026, 4:47 PM EDT
Completed Phase 2 Interventional Results available

A Clinical Trial of Endoscopic Surgery Followed by Chemotherapy and Proton Radiation for the Treatment of Tumors in the Sinus and Nasal Passages

NCT03274414
View directory record Official record
Conditions
Paranasal Sinus Cancer, Nasal Cavity Tumor, Nasal Cavity Adenocarcinoma
Interventions
Cisplatin, Adjuvant Proton Radiotherapy, Endoscopic Resection, cisplatin and etoposide
Drug · Radiation · Procedure
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
5
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 2 more
Source: ClinicalTrials.gov public record
Updated May 16, 2025 · Synced Oct 29, 2026, 4:47 PM EDT
Completed Not applicable Interventional

Study of Systemic and Spinal Chemotherapy Followed by Radiation for Infants With Brain Tumors

NCT00042367
View directory record Official record
Conditions
Brain Tumors
Interventions
Induction therapy (Regimen 1, Course 1, Cycle A1, Regimen 1, Course 1, Cycle A2 (Days 22 - 42), Cycle B, Regimen 1, Course 2, Intrathecal Mafosfamide, Regimen 1 Course 2, IT mafosfamide, Regimen 2, Course 1, Regimen 2, Course, 1, Cycle C1, Regimen 2, Course 2, radiation therapy
Drug · Radiation
Lead sponsor
Baylor College of Medicine
Other
Eligibility
Up to 36 Months
Enrollment
119 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2006
U.S. locations
3
States / cities
Durham, North Carolina • Memphis, Tennessee • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 4, 2020 · Synced Oct 29, 2026, 4:47 PM EDT
Recruiting Phase 2 Interventional

Preoperative Hypofractionated Radiotherapy With FOLFOX for Esophageal or Gastroesophageal Junction Adenocarcinoma

NCT06078709
View directory record Official record
Conditions
Clinical Stage I Esophageal Adenocarcinoma AJCC v8, Clinical Stage I Gastroesophageal Junction Adenocarcinoma AJCC v8, Clinical Stage II Esophageal Adenocarcinoma AJCC v8, Clinical Stage II Gastroesophageal Junction Adenocarcinoma AJCC v8, Clinical Stage III Esophageal Adenocarcinoma AJCC v8, Clinical Stage III Gastroesophageal Junction Adenocarcinoma AJCC v8
Interventions
Biospecimen Collection, Computed Tomography, Endoscopic Ultrasound, Esophagogastroduodenoscopy, Fluorouracil, Hypofractionated Radiation Therapy, Leucovorin Calcium, Oxaliplatin, Positron Emission Tomography, Survey Administration, Docetaxel, Durvalumab
Procedure · Drug · Radiation + 2 more
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
99 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 29, 2026, 4:47 PM EDT
Recruiting Phase 1 Interventional

Atovaquone Combined With Radiation in Children With Malignant Brain Tumors

NCT06624371
View directory record Official record
Conditions
High-grade Glioma, Medulloblastoma, Diffuse Intrinsic Pontine Glioma, Diffuse Midline Glioma, H3 K27M-Mutant
Interventions
Atovaquone, Radiation Therapy
Drug · Radiation
Lead sponsor
Emory University
Other
Eligibility
2 Years to 25 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
2
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Oct 29, 2026, 4:47 PM EDT
Withdrawn No phase listed Observational

Prognostic Value of Androgen Receptor Expression and Mutations Within Oncogenes and Tumor Suppressor Genes in Patients Treated for High Risk Prostate Cancer With Proton Therapy (PRX32)

NCT03296124
View directory record Official record
Conditions
Prostate Cancer
Interventions
Not listed
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Nov 16, 2018 · Synced Oct 29, 2026, 4:47 PM EDT
Active, not recruiting Phase 2 Interventional

Intensity Modulated Proton or X-Ray Therapy After Surgery for Treatment of Head and Neck Cancer, the HEADLIGHT Study

NCT05075980
View directory record Official record
Conditions
Head and Neck Carcinoma, Head and Neck Carcinoma of Unknown Primary, Hypopharyngeal Carcinoma, Laryngeal Carcinoma, Metastatic Malignant Neoplasm in the Lymph Nodes, Nasal Cavity Carcinoma, Oral Cavity Carcinoma, Oropharyngeal Carcinoma, Paranasal Sinus Carcinoma, Salivary Gland Carcinoma, Cutaneous Squamous Cell Carcinoma of the Head and Neck, Locally Advanced Cutaneous Squamous Cell Carcinoma of the Head and Neck
Interventions
Cisplatin, Intensity-Modulated Proton Therapy, Quality-of-Life Assessment, Questionnaire Administration, Computed Tomography, Magnetic Resonance Imaging, Positron Emission Tomography, Biospecimen Collection, Intensity-Modulated Radiation Therapy
Drug · Procedure · Other + 1 more
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
174 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2031
U.S. locations
9
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Jacksonville, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Oct 29, 2026, 4:47 PM EDT
Completed Not applicable Interventional

In-Room PET in Proton Radiation Therapy

NCT01228448
View directory record Official record
Conditions
Brain Tumor, Head and Neck Tumor, Skull Base Tumor
Interventions
PET scan
Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 18, 2020 · Synced Oct 29, 2026, 4:47 PM EDT
Recruiting Not applicable Interventional

BRain-AVOidant Proton Craniospinal Irradiation for Leptomeningeal Metastases From Solid Tumor Malignancies

NCT07789912
View directory record Official record
Conditions
Leptomeningeal Metastasis, Breast Cancer, Lung Cancer (NSCLC)
Interventions
Radiation Treatments Using Brain- Avoidant Proton Craniospinal Irradiation (BRAVO- pCSI)
Radiation
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Oct 23, 2026 · Synced Oct 29, 2026, 4:47 PM 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 29, 2026, 4:47 PM EDT
Recruiting Phase 2 Interventional

Selective Adjuvant Therapy for HPV-mediated Oropharynx SCCs Based on Residual Circulating Tumor DNA Levels (SAVAL)

NCT06088381
View directory record Official record
Conditions
Head and Neck Cancer, Head and Neck Squamous Cell Carcinoma, Oropharynx Cancer, Oropharynx Squamous Cell Carcinoma, HPV Positive Oropharyngeal Squamous Cell Carcinoma
Interventions
Experimental Observation, Observation per Standard of Care, Adjuvant Treatment per Standard of Care, Circulating Tumor DNA test (ctDNA test)
Other · Radiation · Diagnostic Test
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2030
U.S. locations
5
States / cities
Baltimore, Maryland • Bel Air, Maryland • Columbia, Maryland + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 10, 2025 · Synced Oct 29, 2026, 4:47 PM 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 29, 2026, 4:47 PM EDT
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 3, 2023 · Synced Oct 29, 2026, 4:47 PM EDT
Not listed No phase listed Observational

Data Collection of Normal Tissue Toxicity for Proton Therapy for Pediatrics

NCT01502150
View directory record Official record
Conditions
Pediatric Cancer
Interventions
Data Collection, Dose Distribution Data Collection
Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Up to 18 Years
Enrollment
798 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2021
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 10, 2019 · Synced Oct 29, 2026, 4:47 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 29, 2026, 4:47 PM EDT
Recruiting Phase 1Phase 2 Interventional

A Study of Ivonescimab in People With Non-Small Cell Lung Cancer

NCT07594522
View directory record Official record
Conditions
Non-Small Cell Lung Cancer
Interventions
Photon or Proton standard stereotactic body radiotherapy (SBRT), Ivonescimab
Radiation · Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Oct 29, 2026, 4:47 PM EDT
Terminated Not applicable Interventional Results available

Proton Therapy With Chemotherapy for Stage III Non-Small Cell Lung Cancer (LU02)

NCT00881712
View directory record Official record
Conditions
Non-Small Cell Lung Cancer
Interventions
PET positive nodal disease measuring 15 mm or greater, PET positive nodal disease measuring less than 15 mm, Patients considered resectable
Radiation
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Sep 11, 2017 · Synced Oct 29, 2026, 4:47 PM 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 29, 2026, 4:47 PM EDT
Terminated Not applicable Interventional Results available

Hypofractionated Pencil-Beam Scanning Intensity-modulated Proton Therapy (IMPT) in Recurrent Rectal Cancer

NCT04827732
View directory record Official record
Conditions
Recurrent Rectal Cancer
Interventions
Hypofractionated Pencil-Beam Scanning Intensity-modulated Proton Therapy, MEVION S250i Hyperscan and Adaptive Aperture Proton Therapy Machine
Radiation · Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 29, 2025 · Synced Oct 29, 2026, 4:47 PM 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 29, 2026, 4:47 PM EDT
Completed No phase listed Observational

Proton-Based Stereotactic Ablative Body Radiotherapy for Prostate Cancer

NCT03159676
View directory record Official record
Conditions
Prostate Cancer
Interventions
Proton beam
Radiation
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older · Male only
Enrollment
150 participants
Timeline
2017 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 25, 2026 · Synced Oct 29, 2026, 4:47 PM EDT
Not listed No phase listed Observational

Study of Quality of Life for Prostate Proton Therapy

NCT00489814
View directory record Official record
Conditions
Prostate Cancer
Interventions
Questionnaire
Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Male only
Enrollment
1,125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2020
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 7, 2020 · Synced Oct 29, 2026, 4:47 PM EDT
Active, not recruiting Not applicable Interventional

[18F]-rhPSMA PET-CT Imaging Performance in Patients With Prostate Cancer

NCT06580015
View directory record Official record
Conditions
Prostate Carcinoma
Interventions
Computed Tomography, Flotufolastat F-18 Gallium, Medical Device Usage and Evaluation, Positron Emission Tomography
Procedure · Other
Lead sponsor
City of Hope Medical Center
Other
Eligibility
21 Years and older · Male only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced Oct 29, 2026, 4:47 PM EDT