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ClinicalTrials.gov public records Last synced Oct 6, 2026, 3:24 AM EDT

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Showing 49–72 of 160 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Proton Beam Radiation (PBRT) Clear all
Active, not recruiting Phase 2 Interventional

Pembrolizumab Plus Olaparib in LA-HNSCC

NCT05366166
View directory record Official record
Conditions
Squamous Cell Carcinoma of Head and Neck
Interventions
Pembrolizumab, Olaparib, Cisplatin, IMRT (intensity modulated radiation therapy)
Biological · Drug · Radiation
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2030
U.S. locations
4
States / cities
Indianapolis, Indiana • Louisville, Kentucky • Chapel Hill, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 28, 2026 · Synced Oct 6, 2026, 3:24 AM 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 13, 2026 · Synced Oct 6, 2026, 3:24 AM EDT
Withdrawn Phase 2 Interventional

Testing the Addition of an Immunotherapy Drug, Atezolizumab, to the Usual Chemotherapy Treatment During Radiation Therapy for Superior Sulcus Non-small Cell Lung Cancer

NCT04989283
View directory record Official record
Conditions
Lung Non-Small Cell Carcinoma, Stage IIB Lung Cancer AJCC v8, Stage IIIA Lung Cancer AJCC v8, Superior Sulcus Lung Carcinoma
Interventions
Atezolizumab, Biopsy, Biospecimen Collection, Carboplatin, Cisplatin, Computed Tomography, Etoposide, External Beam Radiation Therapy, Magnetic Resonance Imaging, Paclitaxel, Pemetrexed, Positron Emission Tomography, Therapeutic Conventional Surgery
Biological · Procedure · Drug + 1 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2031
U.S. locations
46
States / cities
Jonesboro, Arkansas • Tampa, Florida • Boise, Idaho + 41 more
Source: ClinicalTrials.gov public record
Updated Sep 26, 2023 · Synced Oct 6, 2026, 3:24 AM EDT
Completed Not applicable Interventional Results available

Proton Radiation Therapy (RT) for the Treatment of Pediatric Rhabdomyosarcoma

NCT00592592
View directory record Official record
Conditions
Rhabdomyosarcoma
Interventions
Proton Beam Radiation
Radiation
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
Up to 30 Years
Enrollment
115 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2010
U.S. locations
3
States / cities
Boston, Massachusetts • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 18, 2025 · Synced Oct 6, 2026, 3:24 AM EDT
Active, not recruiting Phase 2 Interventional

Proton Beam Therapy for Chordoma Patients

NCT00496119
View directory record Official record
Conditions
Chordoma
Interventions
Proton Beam Therapy, Photon Beam Therapy
Radiation
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Not listed
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 12, 2026 · Synced Oct 6, 2026, 3:24 AM EDT
Not listed Not applicable Interventional

Intensity-Modulated or Proton Radiation Therapy for Sinonasal Malignancy

NCT01586767
View directory record Official record
Conditions
Adenoid Cystic Carcinoma, Squamous Cell Carcinoma, Sinonasal Carcinoma, Sinonasal Undifferentiated Carcinoma, Mucoepidermoid Carcinoma, Schneiderian Carcinoma, Myoepithelial Carcinoma, Esthesioneuroblastoma, Melanoma
Interventions
Proton radiation therapy, Intensity-modulated radiotherapy
Radiation
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2025
U.S. locations
2
States / cities
Boston, Massachusetts • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 21, 2023 · Synced Oct 6, 2026, 3:24 AM EDT
Completed Phase 2 Interventional Results available

Platinum Doublet Chemotherapy and Proton Beam Radiation Therapy in Treating Patients With Stage II-III Non-small Cell Lung Cancer That Cannot Be Removed by Surgery

NCT03132532
View directory record Official record
Conditions
Recurrent Lung Non-Small Cell Carcinoma, Stage II Lung Cancer AJCC v8, Stage III Lung Cancer AJCC v8, Unresectable Lung Non-Small Cell Carcinoma
Interventions
Carboplatin, Cisplatin, Etoposide, Paclitaxel, Pemetrexed, Proton Beam Radiation Therapy, Quality-of-Life Assessment, Questionnaire Administration
Drug · Radiation · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
2
States / cities
Scottsdale, Arizona • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 25, 2025 · Synced Oct 6, 2026, 3:24 AM EDT
Terminated Phase 2 Interventional Results available

The UPPROACH (Upfront Intensity Modulated Proton Beam Therapy) Approach

NCT04527900
View directory record Official record
Conditions
Endometrial Cancer
Interventions
carboplatin and paclitaxel, pelvic IMPT (Intensity Modulated Proton Therapy)
Drug · Radiation
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older · Female only
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
4
States / cities
Baltimore, Maryland • Columbia, Maryland • Glen Burnie, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Oct 6, 2026, 3:24 AM EDT
Terminated Not applicable Interventional Results available

Proton Beam Therapy in the Treatment of Esophageal Cancer

NCT03482791
View directory record Official record
Conditions
Esophagus Cancer, Esophageal Cancer, Cancer of the Esophagus
Interventions
Proton beam therapy, Patient-Reported Outcome Measures
Radiation · Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Oct 2, 2026 · Synced Oct 6, 2026, 3:24 AM EDT
Withdrawn Not applicable Interventional

Proton Therapy for High Risk Prostate Cancer

NCT01811810
View directory record Official record
Conditions
Prostate Cancer
Interventions
Radiation therapy (XRT), Androgen Deprivation Therapy (ADT), Chemotherapy
Radiation · Other
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years to 75 Years · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 23, 2019 · Synced Oct 6, 2026, 3:24 AM EDT
Terminated Not applicable Interventional Results available

Stem Cell Radiotherapy and Temozolomide for Newly Diagnosed High-grade Glioma

NCT02039778
View directory record Official record
Conditions
Glioblastoma, Malignant Glioma, Brain Tumors, Anaplastic Astrocytoma
Interventions
Stem Cell Radiotherapy (ScRT) and Temozolomide
Radiation
Lead sponsor
Beth Israel Medical Center
Other
Eligibility
18 Years to 70 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 5, 2017 · Synced Oct 6, 2026, 3:24 AM 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 6, 2026, 3:24 AM EDT
Completed Early Phase 1 Interventional

Concurrent Chemoradiation + 5-FU + Mitomycin-C in Anal Carcinoma

NCT01858025
View directory record Official record
Conditions
Carcinoma of the Anal Canal
Interventions
Pencil Beam scanning Radiation, 5-fluorouracil, Mitomycin-C
Radiation · Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2021
U.S. locations
2
States / cities
Boston, Massachusetts • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 18, 2026 · Synced Oct 6, 2026, 3:24 AM EDT
Active, not recruiting Phase 1Phase 2 Interventional

Image-Guided, Intensity-Modulated Photon or Proton Beam Radiation Therapy in Treating Patients With Stage II-IIIB Non-small Cell Lung Cancer

NCT01629498
View directory record Official record
Conditions
Recurrent Lung Non-Small Cell Carcinoma, Stage II Non-Small Cell Lung Cancer AJCC v7, Stage IIA Non-Small Cell Lung Carcinoma AJCC v7, Stage IIB Non-Small Cell Lung Carcinoma AJCC v7, Stage IIIA Non-Small Cell Lung Cancer AJCC v7, Stage IIIB Lung Non-Small Cell Cancer AJCC v7
Interventions
Image Guided Radiation Therapy, Intensity-Modulated Radiation Therapy, Laboratory Biomarker Analysis, Photon Beam Radiation Therapy, Proton Beam Radiation Therapy, Questionnaire Administration
Radiation · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
146 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 16, 2026 · Synced Oct 6, 2026, 3:24 AM 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 6, 2026, 3:24 AM EDT
Completed Phase 2 Interventional Results available

PET-Adjusted Intensity Modulated Radiation Therapy and Combination Chemotherapy in Treating Patients With Stage II-IV Non-small Cell Lung Cancer

NCT02073968
View directory record Official record
Conditions
Metastatic Malignant Neoplasm in the Brain, Recurrent Non-Small Cell Lung Carcinoma, Stage IIA Non-Small Cell Lung Carcinoma, Stage IIB Non-Small Cell Lung Carcinoma, Stage IIIA Non-Small Cell Lung Cancer, Stage IIIB Non-Small Cell Lung Cancer, Stage IV Non-Small Cell Lung Cancer
Interventions
Carboplatin, Computed Tomography, Intensity-Modulated Radiation Therapy, Paclitaxel, Positron Emission Tomography, Proton Beam Radiation Therapy
Drug · Procedure · Radiation
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2020
U.S. locations
2
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Jan 25, 2024 · Synced Oct 6, 2026, 3:24 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Proton Beam Therapy for Treatment of Hepatocellular Carcinoma

NCT00614913
View directory record Official record
Conditions
Liver Cancer, Hepatocellular Carcinoma
Interventions
Proton radiation therapy
Radiation
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years and older
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2009
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Aug 20, 2012 · Synced Oct 6, 2026, 3:24 AM EDT
Active, not recruiting Not applicable Interventional

Proton Therapy vs. IMRT for Low or Intermediate Risk Prostate Cancer

NCT01617161
View directory record Official record
Conditions
Prostate Cancer
Interventions
Proton Beam Therapy, Intensity Modulated Radiation Therapy
Radiation
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older · Male only
Enrollment
454 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2030
U.S. locations
13
States / cities
Jacksonville, Florida • Chicago, Illinois • College Park, Maryland + 10 more
Source: ClinicalTrials.gov public record
Updated Sep 11, 2026 · Synced Oct 6, 2026, 3:24 AM 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 10, 2026 · Synced Oct 6, 2026, 3:24 AM EDT
Completed Not applicable Interventional

Partial Breast Radiation Therapy in Treating Women Undergoing Breast Conservation Therapy for Early-Stage Breast Cancer

NCT00599989
View directory record Official record
Conditions
Breast Cancer, Long-term Effects Secondary to Cancer Therapy in Adults, Skin Reactions Secondary to Radiation Therapy
Interventions
adjuvant therapy, conventional surgery, 3-dimensional conformal radiation therapy, brachytherapy, intracavitary balloon brachytherapy, proton beam radiation therapy
Procedure · Radiation
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years to 120 Years · Female only
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 9, 2020 · Synced Oct 6, 2026, 3:24 AM EDT
Withdrawn Not applicable Interventional

Proton Beam Radiation Therapy in Treating Patients With Retroperitoneal Sarcoma

NCT01034566
View directory record Official record
Conditions
Adult Soft Tissue Sarcoma
Interventions
Proton Beam Radiation Therapy
Radiation
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 10, 2021 · Synced Oct 6, 2026, 3:24 AM EDT
Completed Not applicable Interventional Results available

Proton Radiation Therapy for Invasive Breast Cancer Following Mastectomy

NCT01340495
View directory record Official record
Conditions
Invasive Breast Cancer
Interventions
Proton Radiation
Radiation
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 20, 2026 · Synced Oct 6, 2026, 3:24 AM EDT
Completed Phase 1Phase 2 Interventional

Proton Beam Radiation Therapy in Treating Patients With Low Grade Gliomas

NCT01024907
View directory record Official record
Conditions
Adult Brain Tumor, Adult Brain Stem Glioma, Adult Diffuse Astrocytoma, Adult Ependymoma, Adult Grade II Meningioma, Adult Melanocytic Lesion, Adult Meningeal Hemangiopericytoma, Adult Mixed Glioma, Adult Oligodendroglioma, Adult Pineal Gland Astrocytoma, Adult Pineocytoma, Recurrent Adult Brain Tumor
Interventions
proton beam radiation therapy, quality-of-life assessment, questionnaire administration
Radiation · Procedure · Other
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 10, 2020 · Synced Oct 6, 2026, 3:24 AM EDT
Active, not recruiting No phase listed Observational

The Differential Impact of Proton Beam Irradiation Versus Conventional Radiation on Organs-at-risk in Stage II-III Breast Cancer Patients

NCT03270072
View directory record Official record
Conditions
Breast Cancer Stage II, Breast Cancer Stage III
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
21 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Oct 6, 2026, 3:24 AM EDT