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ClinicalTrials.gov public records Last synced Oct 16, 2026, 10:39 AM EDT

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Showing 817–840 of 855 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Proton beam radiation therapy. Clear all
Recruiting Phase 2 Interventional

Shortening Adjuvant Photon and Proton Irradiation (SAPPHIRe-II): A 4 Cohort, Randomized, Phase II Multi-center Trial Evaluating Shorter Schedules of Adjuvant Regional Nodal Irradiation Among Women and Men With Node-positive and High-risk Node-negative Invasive Breast Cancer

NCT07076485
View directory record Official record
Conditions
Breast Cancer
Interventions
Ultrahypofractionated Radiation, Moderately Hypofractionated Radiation
Radiation
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
768 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2031
U.S. locations
5
States / cities
Loveland, Colorado • Jacksonville, Florida • Voorhees Township, New Jersey + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Oct 16, 2026, 10:39 AM EDT
Recruiting Phase 2 Interventional

Post-Cardiac Surgery Acute Kidney Injury Prevention by Administration of Proton Pump Inhibitor (P2 Trial)

NCT06706258
View directory record Official record
Conditions
Acute Kidney Injury
Interventions
Protonix (Pantoprazole) 40 mg q 12 hrs for 3 days, Pepcid (Famotidine) 20 mg q 12 hrs for 3 days
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 90 Years
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 14, 2025 · Synced Oct 16, 2026, 10:39 AM EDT
Completed Not applicable Interventional

Sponge and Eosinophil Peroxidase (EPO) Staining

NCT03078023
View directory record Official record
Conditions
Eosinophilic Esophagitis
Interventions
swallowed sponge device
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 15, 2022 · Synced Oct 16, 2026, 10:39 AM EDT
Recruiting Not applicable Interventional

Stereotactic Body Radiation Therapy Planning With Artificial Intelligence-Directed Dose Recommendation for Treatment of Primary or Metastatic Lung Tumors, RAD-AI Study

NCT05802186
View directory record Official record
Conditions
Lung Carcinoma, Lung Non-Small Cell Carcinoma, Metastatic Malignant Neoplasm in the Lung, Stage I Lung Cancer AJCC v8, Stage II Lung Cancer AJCC v8, Stage IIIA Lung Cancer AJCC v8
Interventions
Computed Tomography, Magnetic Resonance Imaging, Positron Emission Tomography, Quality-of-Life Assessment, Radiology, Treatment Planning, Stereotactic Body Radiation Therapy, X-Ray Imaging
Procedure · Other · Radiation
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2031
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 29, 2026 · Synced Oct 16, 2026, 10:39 AM EDT
Recruiting Phase 2 Interventional

Folfox+Irinotecan+Chemort In Esophageal Cancer

NCT04656041
View directory record Official record
Conditions
Gastroesophageal Junction Adenocarcinoma, Esophagogastric Cancer
Interventions
FOLFOX/ nal-IRI, Paclitaxel, Carboplatin, Proton Radiation Therapy
Drug · Radiation
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
3
States / cities
Boston, Massachusetts • Newton, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 14, 2025 · Synced Oct 16, 2026, 10:39 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Treatment Resistant Geriatric Depression in Primary Care

NCT01392287
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Memantine
Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
55 Years to 89 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 1, 2017 · Synced Oct 16, 2026, 10:39 AM EDT
Withdrawn Phase 4 Interventional Accepts healthy volunteers

Study of Proton Pump Inhibitors (PPI) to Prevent Strictures After Gastric Bypass Surgery

NCT00361985
View directory record Official record
Conditions
Anastomotic Stricture, Morbid Obesity
Interventions
Esomeprazole
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 60 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 1, 2016 · Synced Oct 16, 2026, 10:39 AM EDT
Completed Phase 3 Interventional

Assessment of the Effects of Tegaserod in the Management of Gastroesophageal Reflux Disease (GERD) in Patients With Incomplete Response to Proton Pump Inhibitors (PPIs).

NCT00171418
View directory record Official record
Conditions
Gastroesophageal Reflux Disease (GERD)
Interventions
Tegaserod
Drug
Lead sponsor
Novartis
Industry
Eligibility
18 Years and older
Enrollment
54 participants
Timeline
2003 – 2005
U.S. locations
2
States / cities
Metairie, Louisiana • Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jan 28, 2008 · Synced Oct 16, 2026, 10:39 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 16, 2026, 10:39 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Evaluating the Remote Effects of Stroke With MRI and PET Scans

NCT00063180
View directory record Official record
Conditions
Cerebrovascular Accident
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2009
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 16, 2026, 10:39 AM EDT
Recruiting Phase 2Phase 3 Interventional Accepts healthy volunteers

Comparison of Early Proton Pump Inhibitor Initiation Versus Usual Care on Acute Kidney Injury in Hemorrhagic Shock Patients

NCT06531642
View directory record Official record
Conditions
Acute Kidney Injury
Interventions
Protonix (Pantoprazole) 40 mg q 12 hrs for 2 days, Protonix (pantoprazole) 40 mg q 24 hrs for 2 days
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 19, 2026 · Synced Oct 16, 2026, 10:39 AM EDT
Recruiting Phase 2 Interventional

Diclofenac for the Treatment of Patients With Metastatic Non-small Cell Lung Cancer on Single Agent Immunotherapy

NCT06731270
View directory record Official record
Conditions
Advanced Lung Non-Small Cell Carcinoma, Metastatic Lung Non-Small Cell Carcinoma, Stage III Lung Cancer AJCC v8, Stage IV Lung Cancer AJCC v8
Interventions
Atezolizumab, Biospecimen Collection, Cemiplimab, Computed Tomography, Diclofenac Potassium, Electronic Health Record Review, Magnetic Resonance Imaging, Nivolumab, Pembrolizumab, Positron Emission Tomography
Biological · Procedure · Drug + 1 more
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
2
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Feb 12, 2026 · Synced Oct 16, 2026, 10:39 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Determining Risk Factors for Successful PPI Weaning

NCT03226054
View directory record Official record
Conditions
Gastroesophageal Reflux
Interventions
Lifestyle Modifications
Behavioral
Lead sponsor
Mount Carmel Health System
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Westerville, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 4, 2018 · Synced Oct 16, 2026, 10:39 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 16, 2026, 10:39 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Neoadjuvant Accelerated Short Course Radiation Therapy With Proton Beam and Capecitabine for Resectable Pancreatic Cancer

NCT00438256
View directory record Official record
Conditions
Pancreatic Cancer
Interventions
Proton Beam Radiation, Capecitabine
Procedure · Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2017
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 23, 2019 · Synced Oct 16, 2026, 10:39 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Effect of Food and Proton Pump Inhibitor on the Pharmacokinetics of ZN-A-1041 in Healthy Participants

NCT07329972
View directory record Official record
Conditions
Healthy Volunteers
Interventions
ZN-A-1041 Formulation 1, ZN-A-1041 Formulation 2, Rabeprazole
Drug
Lead sponsor
Genentech, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
2
States / cities
Daytona Beach, Florida • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Oct 16, 2026, 10:39 AM EDT
Terminated Phase 2 Interventional Results available

Chemoradiation Plus Durvalumab Followed by Surgery Followed by Adjuvant Durvalumab in Patients With Surgically Resectable Stage III (N2) Non-Small Cell Lung Cancer

NCT03871153
View directory record Official record
Conditions
Non Small Cell Lung Cancer, Stage III Non-small-cell Lung Cancer
Interventions
Durvalumab, Paclitaxel, Carboplatin, Radiation, Surgical Resection
Device · Drug · Radiation + 1 more
Lead sponsor
Greg Durm, MD
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
4
States / cities
Chicago, Illinois • Indianapolis, Indiana • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 1, 2023 · Synced Oct 16, 2026, 10:39 AM EDT
Withdrawn Phase 2 Interventional

Whether Proton Pump Inhibitors, Administered Prior to or After Surgery, Can Reduce the Incidence and/or Severity of Difficulty Swallowing Foods and/or Liquids,Following Anterior Cervical Surgery

NCT03488147
View directory record Official record
Conditions
Dysphagia, GERD, Degenerative Joint Disease
Interventions
Esomeprazole, Placebo Oral Tablet
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
2
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 23, 2020 · Synced Oct 16, 2026, 10:39 AM EDT
Recruiting Phase 1 Interventional

Radioembolization With Tremelimumab and Durvalumab for Locally Advanced Unresectable or Oligo-Metastatic Intrahepatic Cholangiocarcinoma

NCT06058663
View directory record Official record
Conditions
Locally Advanced Intrahepatic Cholangiocarcinoma, Oligometastatic Intrahepatic Cholangiocarcinoma, Stage III Intrahepatic Cholangiocarcinoma AJCC v8, Stage IV Intrahepatic Cholangiocarcinoma AJCC v8, Unresectable Intrahepatic Cholangiocarcinoma
Interventions
Angiography, Biopsy, Biospecimen Collection, Computed Tomography, Durvalumab, Magnetic Resonance Imaging, Positron Emission Tomography, Tremelimumab, Yttrium-90 Microsphere Radioembolization
Procedure · Biological
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated May 13, 2026 · Synced Oct 16, 2026, 10:39 AM EDT
Completed Phase 2Phase 3 Interventional Results available

The Role Of Gastroesophageal Reflux Disease (GERD) in Eosinophilic Esophagitis

NCT00728481
View directory record Official record
Conditions
Eosinophilic Esophagitis, Gastroesophageal Reflux Disease, EE, GERD
Interventions
Esomeprazole, Budesonide
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 80 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 14, 2016 · Synced Oct 16, 2026, 10:39 AM 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 16, 2026, 10:39 AM EDT
Recruiting Phase 2 Interventional

Zanubrutinib and Lisocabtagene Maraleucel for the Treatment of Richter's Syndrome

NCT05873712
View directory record Official record
Conditions
Recurrent Transformed Chronic Lymphocytic Leukemia, Refractory Transformed Chronic Lymphocytic Leukemia, Transformed Chronic Lymphocytic Leukemia to Diffuse Large B-Cell Lymphoma, Recurrent Transformed B-Cell Non-Hodgkin Lymphoma, Recurrent Transformed Non-Hodgkin Lymphoma, Refractory Transformed Non-Hodgkin Lymphoma, Refractory Transformed B-cell Non-Hodgkin Lymphoma, Refractory Transformed
Interventions
Biospecimen Collection, Bone Marrow Biopsy, Computed Tomography, Cyclophosphamide, Fludarabine, Leukapheresis, Lisocabtagene Maraleucel, Lymph Node Biopsy, Positron Emission Tomography, Zanubrutinib
Procedure · Drug · Biological
Lead sponsor
Aseel Alsouqi
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
3
States / cities
New York, New York • Columbus, Ohio • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Mar 3, 2026 · Synced Oct 16, 2026, 10:39 AM EDT
Completed No phase listed Observational

Pocket Phantom Tool in Improving Accuracy of Quantitative PET/CT Imaging of Patients With Solid Tumors

NCT02822365
View directory record Official record
Conditions
Adult Solid Neoplasm
Interventions
Computed Tomography, Imaging Phantoms, Positron Emission Tomography
Procedure · Device
Lead sponsor
University of Washington
Other
Eligibility
21 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 25, 2019 · Synced Oct 16, 2026, 10:39 AM EDT
Active, not recruiting Phase 2 Interventional Results available

RElugolix VErsus LeUprolide Cardiac Trial

NCT05320406
View directory record Official record
Conditions
Biochemically Recurrent Prostate Carcinoma, Localized Prostate Carcinoma, Stage I Prostate 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
Radiation therapy, Leuprolide, Relugolix
Radiation · Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years and older · Male only
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
4
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Feb 12, 2026 · Synced Oct 16, 2026, 10:39 AM EDT