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Showing 1–24 of 155 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Proton Beam Irradiation Clear all
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 19, 2012 · Synced Sep 24, 2026, 4:09 PM EDT
Withdrawn Phase 1Phase 2 Interventional

Biomarker-Integrated Approach of Targeted Therapy for Lung Cancer Elimination Plus External Beam Radiation Therapy (BATTLE-XRT)

NCT02044601
View directory record Official record
Conditions
Lung Cancer
Interventions
Onartuzumab, Erlotinib, Paclitaxel, Carboplatin, Radiation Therapy
Drug · Radiation
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2014
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 23, 2014 · Synced Sep 24, 2026, 4:09 PM EDT
Active, not recruiting Phase 2 Interventional

Selective Avoidance of Nodal VolumEs at Minimal Risk (GCC 20110)

NCT04609280
View directory record Official record
Conditions
Head and Neck Cancer, Oropharynx Cancer, Oropharyngeal Squamous Cell Carcinoma
Interventions
Intensity modulated radiotherapy (IMRT)/volumetric modulated arc therapy (VMAT) or Pencil beam proton therapy (PBPT)
Radiation
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
6
States / cities
Baltimore, Maryland • Bel Air, Maryland • Columbia, Maryland + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Sep 24, 2026, 4:09 PM EDT
Active, not recruiting Not applicable Interventional

Phase II Study of Proton Radiation Therapy for Neuroblastoma

NCT02112617
View directory record Official record
Conditions
Neuroblastoma, Ganglioneuroblastoma
Interventions
Proton Beam Radiation Therapy
Radiation
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
6 Months to 25 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Sep 24, 2026, 4:09 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 23, 2026 · Synced Sep 24, 2026, 4:09 PM EDT
Active, not recruiting 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 Apr 1, 2026 · Synced Sep 24, 2026, 4:09 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 24, 2026, 4:09 PM EDT
Completed Phase 2 Interventional Results available

Therapeutic Trial for Patients With Ewing Sarcoma Family of Tumor and Desmoplastic Small Round Cell Tumors

NCT01946529
View directory record Official record
Conditions
Desmoplastic Small Round Cell Tumor, Ewing Sarcoma of Bone or Soft Tissue, Localized Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor, Metastatic Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor
Interventions
vincristine, doxorubicin, cyclophosphamide, ifosfamide, etoposide, temozolomide, temsirolimus, bevacizumab, sorafenib, surgery, radiation
Drug · Procedure · Radiation
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
Up to 25 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2026
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Sep 24, 2026, 4:09 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

A Study of How Proton Beam Radiotherapy (PBRT) Affects Brain Function and Quality of Life in Children and Young Adults Undergoing Treatment for a Brain Tumor

NCT05288439
View directory record Official record
Conditions
Brain Tumor, Metastatic Brain Tumor
Interventions
Resting-state functional connectivity MRI, Neurocognitive battery with quality-of-life assessment
Diagnostic Test · Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
6 Years to 25 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 22, 2026 · Synced Sep 24, 2026, 4:09 PM EDT
Completed Phase 2 Interventional Results available

Proton Radiotherapy for Patients With Non-Small Cell Lung Cancer (NSCLC)

NCT00495040
View directory record Official record
Conditions
Lung Cancer
Interventions
Proton Radiotherapy
Radiation
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Not listed
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2017
U.S. locations
2
States / cities
Boston, Massachusetts • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 13, 2019 · Synced Sep 24, 2026, 4:09 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 24, 2026, 4:09 PM EDT
Recruiting Not applicable Interventional

Proton Radiation Therapy for the Treatment of Patients With High Risk Prostate Cancer

NCT04725903
View directory record Official record
Conditions
Stage III Prostate Cancer AJCC v8, Stage IIIA Prostate Cancer AJCC v8, Stage IIIB Prostate Cancer AJCC v8, Stage IIIC Prostate Cancer AJCC v8
Interventions
High-Dose Rate Brachytherapy, Proton Beam Radiation Therapy, Quality-of-Life Assessment, Survey Administration
Radiation · Other
Lead sponsor
Emory University
Other
Eligibility
18 Years and older · Male only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Feb 16, 2026 · Synced Sep 24, 2026, 4:09 PM EDT
Recruiting Not applicable Interventional

A Pilot Study of Ultra-High Dose Rate (ConformalFLASH®), for Reirradiation of Carcinoma of the Head and Neck

NCT07644585
View directory record Official record
Conditions
Head and Neck Cancer
Interventions
ConformalFLASH irradiation
Radiation
Lead sponsor
IBA Proton Therapy, Inc.
Industry
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2032
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 17, 2026 · Synced Sep 24, 2026, 4:09 PM 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 4, 2017 · Synced Sep 24, 2026, 4:09 PM EDT
Completed No phase listed Observational

Breast Cancer Lung Late Effects

NCT02725840
View directory record Official record
Conditions
Radiation Injury, Breast Cancer
Interventions
Proton beam radiation therapy., X-ray based radiation therapy, Computed Tomography (CT) Scan, Pulmonary Function Test (PFT)
Radiation · Procedure
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older · Female only
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
2
States / cities
Gainesville, Florida • Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 21, 2024 · Synced Sep 24, 2026, 4:09 PM EDT
Completed Phase 1 Interventional

Image-guided Proton Therapy for the Treatment of Locally Advanced Unresectable Head and Neck Cancer

NCT04870840
View directory record Official record
Conditions
Locally Advanced Head and Neck Squamous Cell Carcinoma, Locally Advanced Hypopharyngeal Squamous Cell Carcinoma, Locally Advanced Laryngeal Squamous Cell Carcinoma, Locally Advanced Nasopharyngeal Squamous Cell Carcinoma, Locally Advanced Oral Cavity Squamous Cell Carcinoma, Locally Advanced Oropharyngeal Squamous Cell Carcinoma, Malignant Posterior Tongue Neoplasm, Stage II Cutaneous Squamous Cell Carcinoma of the Head and Neck AJCC v8, Stage II Hypopharyngeal Carcinoma AJCC v8, Stage II Laryngeal Cancer AJCC v8, Stage II Nasopharyngeal Carcinoma AJCC v8, Stage II Oropharyngeal (p16-Negative) Carcinoma AJCC v8, Stage III Cutaneous Squamous Cell Carcinoma of the Head and Neck AJCC v8, Stage III Hypopharyngeal Carcinoma AJCC v8, Stage III Laryngeal Cancer AJCC v8, Stage III Nasopharyngeal Carcinoma AJCC v8, Stage III Oropharyngeal (p16-Negative) Carcinoma AJCC v8, Unresectable Head and Neck Squamous Cell Carcinoma, Unresectable Oropharyngeal Squamous Cell Carcinoma
Interventions
Proton Beam Radiation Therapy, Quality-of-Life Assessment, Questionnaire Administration
Radiation · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 28, 2024 · Synced Sep 24, 2026, 4:09 PM EDT
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 27, 2026 · Synced Sep 24, 2026, 4:09 PM EDT
Recruiting Phase 2 Interventional

Risk-adapted Therapy in HPV+ Oropharyngeal Cancer Using Circulating Tumor (ct)HPV DNA Profile - The ReACT Study

NCT04900623
View directory record Official record
Conditions
HPV-Associated Oropharyngeal Squamous Cell Carcinoma, HPV Positive Oropharyngeal Squamous Cell Carcinoma, HPV-Mediated (P16-Positive) Oropharyngeal Carcinoma by AJCC V8 Stage, HPV-Related Squamous Cell Carcinoma, Clinical Stage III HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8, Pathologic Stage III HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8, Clinical Stage II HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8, Pathologic Stage II HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8, Clinical Stage I HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8, Pathologic Stage I HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8, HPV-Mediated (P16-Positive) Oropharyngeal Carcinoma by AJCC V8 Clinical Stage, HPV-Mediated (P16-Positive) Oropharyngeal Carcinoma by AJCC V8 Pathologic Stage
Interventions
NavDx HPV ctDNA Testing, Radiotherapy, Chemotherapy drug
Device · Radiation · Drug
Lead sponsor
Jonathan Schoenfeld, MD, MPH
Other
Eligibility
22 Years and older
Enrollment
145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2032
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 4, 2026 · Synced Sep 24, 2026, 4:09 PM EDT
Suspended Phase 1Phase 2 Interventional

External Beam Radiation Therapy in Combination With Talquetamab for the Treatment of Multiple Myeloma Patients With Extramedullary Disease

NCT06572605
View directory record Official record
Conditions
Extramedullary Disease in Multiple Myeloma, Multiple Myeloma
Interventions
Biospecimen Collection, Bone Marrow Aspiration, Bone Marrow Biopsy, Computed Tomography, Electronic Health Record Review, External Beam Radiation Therapy, Image Guided Biopsy, Positron Emission Tomography, Talquetamab
Procedure · Other · Radiation + 1 more
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Sep 9, 2026 · Synced Sep 24, 2026, 4:09 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 24, 2026, 4:09 PM EDT
Completed Not applicable Interventional

Proton Radiation for Resectable Carcinoma of the Pancreas

NCT00763516
View directory record Official record
Conditions
Pancreatic Cancer
Interventions
Proton radiation and chemotherapy
Radiation
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2017
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Sep 5, 2017 · Synced Sep 24, 2026, 4:09 PM EDT
Active, not recruiting Phase 3 Interventional

Comparing Proton Therapy to Photon Radiation Therapy for Esophageal Cancer

NCT03801876
View directory record Official record
Conditions
Clinical Stage I Esophageal Adenocarcinoma AJCC v8, Clinical Stage I Esophageal Squamous Cell Carcinoma AJCC v8, Clinical Stage I Gastroesophageal Junction Adenocarcinoma AJCC v8, Clinical Stage II Esophageal Adenocarcinoma AJCC v8, Clinical Stage II Esophageal Squamous Cell Carcinoma AJCC v8, Clinical Stage II Gastroesophageal Junction Adenocarcinoma AJCC v8, Clinical Stage III Esophageal Adenocarcinoma AJCC v8, Clinical Stage III Esophageal Squamous Cell Carcinoma AJCC v8, Clinical Stage III Gastroesophageal Junction Adenocarcinoma AJCC v8, Clinical Stage IVA Esophageal Adenocarcinoma AJCC v8, Clinical Stage IVA Esophageal Squamous Cell Carcinoma AJCC v8, Clinical Stage IVA Gastroesophageal Junction Adenocarcinoma AJCC v8, Thoracic Esophagus Squamous Cell Carcinoma
Interventions
Biospecimen Collection, Capecitabine, Carboplatin, Computed Tomography, Docetaxel, Esophagectomy, Fluorouracil, Intensity-Modulated Radiation Therapy, Leucovorin Calcium, Oxaliplatin, Paclitaxel, Positron Emission Tomography, Proton Beam Radiation Therapy, Quality-of-Life Assessment, Questionnaire Administration
Procedure · Drug · Radiation + 1 more
Lead sponsor
NRG Oncology
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2036
U.S. locations
96
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Little Rock, Arkansas + 77 more
Source: ClinicalTrials.gov public record
Updated Aug 23, 2026 · Synced Sep 24, 2026, 4:09 PM EDT
Active, not recruiting Phase 3 Interventional

Comparing Photon Therapy To Proton Therapy To Treat Patients With Lung Cancer

NCT01993810
View directory record Official record
Conditions
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 III Non-Small Cell Lung Cancer AJCC v7, Stage IIIA Non-Small Cell Lung Cancer AJCC v7, Stage IIIB Non-Small Cell Lung Cancer AJCC v7
Interventions
Carboplatin, Cisplatin, Durvalumab, Etoposide, Paclitaxel, Pemetrexed Disodium, Photon Beam Radiation Therapy, Proton Beam Radiation Therapy, Quality-of-Life Assessment, Questionnaire Administration
Drug · Biological · Radiation + 1 more
Lead sponsor
Radiation Therapy Oncology Group
Network
Eligibility
18 Years and older
Enrollment
330 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2028
U.S. locations
30
States / cities
Jacksonville, Florida • Warrenville, Illinois • Baltimore, Maryland + 23 more
Source: ClinicalTrials.gov public record
Updated Jun 7, 2026 · Synced Sep 24, 2026, 4:09 PM EDT
Completed Phase 1 Interventional

Hypofractionated Proton Beam Radiation Therapy, Paclitaxel, and Carboplatin in Treating Patients With Stage II-III Non-Small Cell Lung Cancer

NCT02172846
View directory record Official record
Conditions
Carcinoma, Non-Small-Cell Lung
Interventions
Proton beam radiation therapy (PBT), Paclitaxel, Carboplatin
Radiation · Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 7, 2017 · Synced Sep 24, 2026, 4:09 PM EDT