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ClinicalTrials.gov public records Last synced Oct 22, 2026, 11:12 PM EDT

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Showing 49–72 of 868 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Proton Clear all
Recruiting Not applicable Interventional

Evaluation of Radiobiological Effects in Skin Toxicities for Breast Cancer Patients With Pencil Beam Scanning Proton Therapy

NCT06006806
View directory record Official record
Conditions
Breast Cancer, Breast Cancer Stage II, Breast Cancer Stage III, Breast Cancer Stage I
Interventions
Pencil Beam Scanning Proton Therapy
Radiation
Lead sponsor
Covenant Health Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2030
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 8, 2025 · Synced Oct 22, 2026, 11:12 PM EDT
Recruiting Phase 2 Interventional

Robotic Cytoreduction and Hyperthermic Intraperitoneal Chemotherapy for Treatment of Gastric Cancer With Limited Peritoneal Metastasis, ROBO-CHIP Study

NCT05753306
View directory record Official record
Conditions
Gastric Adenocarcinoma, Gastroesophageal Junction Adenocarcinoma, Metastatic Malignant Neoplasm in the Peritoneum
Interventions
Cisplatin, Computed Tomography, Gastrectomy, Magnetic Resonance Imaging, Positron Emission Tomography, Questionnaire Administration, Paclitaxel, Hyperthermic Intraperitoneal Chemotherapy
Drug · Procedure · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2030
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Oct 22, 2026, 11:12 PM EDT
Recruiting No phase listed Observational

Patient-Generated Health Data Collection During Chemoradiotherapy for Lung Cancer

NCT06342284
View directory record Official record
Conditions
Thoracic Cancer
Interventions
Proton Beam Radiation with or without concurrent chemotherapy
Radiation
Lead sponsor
The New York Proton Center
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2031
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced Oct 22, 2026, 11:12 PM EDT
Withdrawn Phase 3 Interventional Accepts healthy volunteers

EffCaMgCit to Prevent Mineral Metabolism and Renal Complications of Chronic PPI Therapy

NCT05998863
View directory record Official record
Conditions
Osteoporosis, Hypomagnesemia
Interventions
EffCaMgCit, Placebo
Drug · Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
21 Years to 99 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
2
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Oct 22, 2026, 11:12 PM EDT
Completed No phase listed Observational

Registry Study of Thoracic Reirradiation for Non-Small Cell Lung Cancer (NSCLC) Utilizing Proton Beam Therapy or Intensity Modulated Radiation Therapy

NCT01808677
View directory record Official record
Conditions
Non-Small Cell Lung Cancer
Interventions
Thoracic Reirradiation Registry
Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 24, 2016 · Synced Oct 22, 2026, 11:12 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 22, 2026, 11:12 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 22, 2026, 11:12 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 22, 2026, 11:12 PM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

A Study of RO7890597 in Healthy Adult Volunteers

NCT07797478
View directory record Official record
Conditions
Healthy Volunteers
Interventions
RO7890597, Placebo, Rabeprazole, Itraconazole
Drug
Lead sponsor
Genentech, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
139 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Lenexa, Kansas
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 22, 2026, 11:12 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Randomized Trial of Medical and Surgical Treatments for Patients With GERD Symptoms That Are Refractory to Proton Pump Inhibitors

NCT01265550
View directory record Official record
Conditions
GERD
Interventions
Nissen fundoplication, baclofen, Desipramine
Device · Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 64 Years
Enrollment
366 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
15
States / cities
Birmingham, Alabama • Tucson, Arizona • Loma Linda, California + 12 more
Source: ClinicalTrials.gov public record
Updated Jan 22, 2020 · Synced Oct 22, 2026, 11:12 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 22, 2026, 11:12 PM EDT
Active, not recruiting Phase 3 Interventional

Multicenter Randomized Trial of 68Ga-PSMA-11 PET/CT Based SRT After Radical Prostatectomy

NCT03582774
View directory record Official record
Conditions
Recurrent Prostate Carcinoma
Interventions
Best Practice, Computed Tomography, Gallium Ga 68-labeled PSMA-11, Positron Emission Tomography
Other · Procedure · Radiation
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
Male only
Enrollment
193 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2028
U.S. locations
2
States / cities
Los Angeles, California • San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 26, 2026 · Synced Oct 22, 2026, 11:12 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 20, 2026 · Synced Oct 22, 2026, 11:12 PM EDT
Terminated Phase 2 Interventional Results available

Fexofenadine Use in Gastroesophageal Reflux Symptoms

NCT03425097
View directory record Official record
Conditions
Gastroesophageal Reflux
Interventions
Fexofenadine, Placebo - Cap
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 90 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Redwood City, California
Source: ClinicalTrials.gov public record
Updated Feb 17, 2021 · Synced Oct 22, 2026, 11:12 PM EDT
Recruiting Phase 2 Interventional

Reduced Dose Radiotherapy for the Treatment of Indolent Non-Hodgkin Lymphoma

NCT06386315
View directory record Official record
Conditions
Indolent B-Cell Non-Hodgkin Lymphoma, Recurrent Indolent B-Cell Non-Hodgkin Lymphoma, Refractory Indolent B-Cell Non-Hodgkin Lymphoma, Recurrent Indolent Non-Hodgkin Lymphoma, Refractory Indolent Non-Hodgkin Lymphoma
Interventions
Computed Tomography, Endoscopic Procedure, Involved-site Radiation Therapy (3 Fractions), Involved-site Radiation Therapy (12 Fractions), Positron Emission Tomography, Questionnaire Administration
Procedure · Radiation · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
7
States / cities
Scottsdale, Arizona • Jacksonville, Florida • Albert Lea, Minnesota + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 22, 2026 · Synced Oct 22, 2026, 11:12 PM EDT
Completed Not applicable Interventional Results available

Ultrasound-Based Liver Fat Quantification (LFQ) Pilot Study

NCT04657523
View directory record Official record
Conditions
Non-Alcoholic Fatty Liver Disease, Non-Alcoholic Steatohepatitis
Interventions
Investigational Liver Fat Quantification Software
Device
Lead sponsor
Philips Clinical & Medical Affairs Global
Industry
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
3
States / cities
Boston, Massachusetts • Boardman, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 23, 2026 · Synced Oct 22, 2026, 11:12 PM EDT
Terminated Not applicable Interventional Results available

A Pilot Study of Neoadjuvant Therapy With Gemcitabine and Cisplatin in Patients With Resectable or Unresectable Intrahepatic Cholangiocarcinoma

NCT02256982
View directory record Official record
Conditions
Unresectable Intrahepatic Cholangiocarcinoma, Resectable Intrahepatic Cholangiocarcinoma
Interventions
Gemcitabine, Cisplatin, Surgery, Radiation
Drug · Procedure · Radiation
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 13, 2016 · Synced Oct 22, 2026, 11:12 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 22, 2026, 11:12 PM EDT
Terminated Phase 1Phase 2 Interventional Results available

Chemotherapy and Proton Radiation for the Treatment of Locally Advanced Lung Cancer

NCT00614484
View directory record Official record
Conditions
Locally Advanced Non-Small Cell Lung Cancer
Interventions
Proton Radiation Therapy, Taxol, Carboplatin
Radiation · Drug
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2011
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated May 22, 2014 · Synced Oct 22, 2026, 11:12 PM EDT
Recruiting Early Phase 1 Interventional

Comparing an Investigational Scan (F-18 NaF PET/CT) to Standard of Care Imaging (F-18 FDG PET/CT) for Evaluating Vascular Complications in Patients Receiving Radiation Therapy for Head and Neck Cancer

NCT06914999
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, Head and Neck Squamous Cell Carcinoma, Hypopharyngeal Squamous Cell Carcinoma, Laryngeal Squamous Cell Carcinoma, Oropharyngeal Squamous Cell Carcinoma, Stage III Hypopharyngeal Carcinoma AJCC v8, Stage III Laryngeal Cancer AJCC v8, Stage III Oropharyngeal (p16-Negative) Carcinoma AJCC v8, Stage IVA Hypopharyngeal Carcinoma AJCC v8, Stage IVA Laryngeal Cancer AJCC v8, Stage IVA Oropharyngeal (p16-Negative) Carcinoma AJCC v8, Stage IVB Hypopharyngeal Carcinoma AJCC v8, Stage IVB Laryngeal Cancer AJCC v8, Stage IVB Oropharyngeal (p16-Negative) Carcinoma AJCC v8
Interventions
Computed Tomography, Fludeoxyglucose F-18, Intensity-Modulated Proton Therapy, Intensity-Modulated Radiation Therapy, Positron Emission Tomography, Sodium Fluoride F-18
Procedure · Other · Radiation + 1 more
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Oct 22, 2025 · Synced Oct 22, 2026, 11:12 PM EDT
Terminated Early Phase 1 Interventional

Proton Based Cardiac Sparing Accelerated Fractionated RadioTherapy in Unresectable NSCLC

NCT03818776
View directory record Official record
Conditions
Non-Small Cell Lung Cancer
Interventions
Durvalumab, Proton beam therapy RT
Drug · Radiation
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
19 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 15, 2024 · Synced Oct 22, 2026, 11:12 PM EDT
Active, not recruiting Phase 2 Interventional

A Phase II Trial of Limited Surgery and Proton Therapy for Craniopharyngioma or Observation After Radical Resection

NCT01419067
View directory record Official record
Conditions
Craniopharyngioma
Interventions
Radical Surgery or Limited Surgery, Proton Therapy, ^1^8F-fluorodeoxyglucose, ^1^1C-methionine
Procedure · Device · Drug
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
Up to 21 Years
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2031
U.S. locations
2
States / cities
Jacksonville, Florida • Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Oct 22, 2026, 11:12 PM EDT
Terminated Phase 3 Interventional

Randomized Trial of PSMA PET Scan Before Definitive Radiation Therapy for Prostate Cancer

NCT04457245
View directory record Official record
Conditions
Stage I Prostate Cancer American Joint Committee on Cancer (AJCC) v8, Stage II Prostate Cancer AJCC v8, Stage IIA Prostate Cancer AJCC v8, Stage IIB Prostate Cancer AJCC v8, Stage IIC Prostate Cancer AJCC v8, 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
Computed Tomography, Fluorine F 18 DCFPyL, Positron Emission Tomography, Radiation Therapy
Procedure · Other · Radiation
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 17, 2023 · Synced Oct 22, 2026, 11:12 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Deprescribing Proton Pump Inhibitors to Reduce Post-TIPS Hepatic Encephalopathy

NCT05070351
View directory record Official record
Conditions
Hepatic Encephalopathy
Interventions
PPI deprescribing
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Oct 22, 2026, 11:12 PM EDT