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ClinicalTrials.gov public records Last synced Oct 27, 2026, 6:48 PM EDT

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Showing 673–696 of 868 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Proton Clear all
Recruiting Phase 2 Interventional

Hyperpolarized Pyruvate (13C) MR Imaging in Monitoring Patients With Prostate Cancer on Active Surveillance

NCT03933670
View directory record Official record
Conditions
Prostate Adenocarcinoma, Prostate Cancer
Interventions
Hyperpolarized Carbon C 13 Pyruvate, Magnetic Resonance Spectroscopic Imaging, MRI Ultrasound Fusion Guided Biopsy
Drug · Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older · Male only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2028
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Oct 27, 2026, 6:48 PM EDT
Not listed No phase listed Observational

Intensity-Modulated Proton Therapy (IMPT) or TransOral Robotic Surgery (TORS) for the Treatment of Low-Risk Oropharynx Squamous Cell

NCT02663583
View directory record Official record
Conditions
Cancer of the Mouth, Oropharynx Squamous Cell Carcinoma
Interventions
Symptom Questionnaires, Dysphagia Inventory Questionnaire, Activity Bands
Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 23, 2019 · Synced Oct 27, 2026, 6:48 PM EDT
Completed No phase listed Observational

Brain Imaging Changes Following Proton Therapy for Pediatric Primary Central Nervous System and Base of Skull Tumors

NCT04296617
View directory record Official record
Conditions
Malignant Central Nervous System Neoplasm, Malignant Skull Base Neoplasm
Interventions
Medical Chart Review
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
Up to 21 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Scottsdale, Arizona
Source: ClinicalTrials.gov public record
Updated May 17, 2024 · Synced Oct 27, 2026, 6:48 PM EDT
Completed Not applicable Interventional

Trial of Oral Versus Intravenous Proton Pump Inhibitor on Intragastric pH in Patients With Bleeding Ulcers

NCT00573924
View directory record Official record
Conditions
Peptic Ulcer Hemorrhage
Interventions
Proton pump inhibitor (lansoprazole)
Drug
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Feb 8, 2011 · Synced Oct 27, 2026, 6:48 PM EDT
Completed Phase 1Phase 2 Interventional Results available

ProspectiveTrial of Proton Beam Combined With Anti-VEGF Therapy for Exudative Age-related Macular Degeneration (AMD)

NCT01213082
View directory record Official record
Conditions
Exudative Age-related Macular Degeneration
Interventions
24GyE proton and Anti-VEGF, 16GyE and anti-VEGF, Sham Irradiation and anti-VEGF
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
50 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2017
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Jul 17, 2018 · Synced Oct 27, 2026, 6:48 PM EDT
Completed Phase 3 Interventional Results available

Study of Acid Reflux in Asthma

NCT00069823
View directory record Official record
Conditions
Asthma, Lung Diseases, Lung Diseases, Obstructive
Interventions
Esomeprazole, Placebo proton pump inhibitor
Drug
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years and older
Enrollment
403 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
20
States / cities
Birmingham, Alabama • San Diego, California • Denver, Colorado + 17 more
Source: ClinicalTrials.gov public record
Updated Dec 19, 2012 · Synced Oct 27, 2026, 6:48 PM EDT
Active, not recruiting Phase 2 Interventional

Proton Radiation for Stage II/III Breast Cancer

NCT01758445
View directory record Official record
Conditions
Breast Cancer, Breast Neoplasm, Breast Tumor, Cancer of the Breast
Interventions
Proton Radiotherapy
Radiation
Lead sponsor
Proton Collaborative Group
Network
Eligibility
18 Years and older
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2032
U.S. locations
5
States / cities
Warrenville, Illinois • Baltimore, Maryland • Somerset, New Jersey + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 29, 2026 · Synced Oct 27, 2026, 6:48 PM EDT
Not yet recruiting Not applicable Interventional

A Comparison of Cosmos Rx Medication Adherence Platform vs. Pharmacy Fill Adherence Measures

NCT07712614
View directory record Official record
Conditions
GERD (Gastroesophageal Reflux Disease)
Interventions
Fortiskap
Device
Lead sponsor
Cosmos Rx, Inc
Industry
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Salisbury, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 17, 2026 · Synced Oct 27, 2026, 6:48 PM 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 27, 2026, 6:48 PM EDT
Active, not recruiting Phase 1Phase 2 Interventional

A Phase I/II Study of Hypofractionated Proton Therapy for Stage II-III Non-Small Cell Lung Cancer

NCT01770418
View directory record Official record
Conditions
Lung Neoplasms
Interventions
Radiation with Concurrent Chemotherapy
Radiation
Lead sponsor
Proton Collaborative Group
Network
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2013
U.S. locations
6
States / cities
Jacksonville, Florida • Warrenville, Illinois • Baltimore, Maryland + 3 more
Source: ClinicalTrials.gov public record
Updated Sep 29, 2026 · Synced Oct 27, 2026, 6:48 PM EDT
Recruiting Early Phase 1 Interventional

Allogeneic CMV-Specific CD19-CAR T Cells Plus CMV-MVA Triplex Vaccine After Matched Related Donor Hematopoietic Cell Transplant for the Treatment of Patients With High-Risk Acute Lymphoblastic Leukemia

NCT06735690
View directory record Official record
Conditions
Acute Lymphoblastic Leukemia
Interventions
Allogeneic Hematopoietic Stem Cell Transplantation, Anti-CD19-CAR CMV-specific T-lymphocytes, Biospecimen Collection, Bone Marrow Aspiration, Bone Marrow Biopsy, Computed Tomography, Echocardiography, Leukapheresis, Lumbar Puncture, Magnetic Resonance Imaging, Multi-peptide CMV-Modified Vaccinia Ankara Vaccine, Multigated Acquisition Scan, Positron Emission Tomography, Transplant Conditioning, X-Ray Imaging
Procedure · Biological · Other
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced Oct 27, 2026, 6:48 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

MR Spectroscopy and Disease Severity Score for Gaucher in Pediatric Population

NCT01397435
View directory record Official record
Conditions
Gaucher
Interventions
Not listed
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
5 Years to 20 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 4, 2015 · Synced Oct 27, 2026, 6:48 PM EDT
Active, not recruiting Phase 2 Interventional

Hearing Outcomes Using Fractionated Proton Radiation Therapy for Vestibular Schwannoma

NCT01199978
View directory record Official record
Conditions
Vestibular Schwannoma, Acoustic Neuroma
Interventions
Fractionated proton radiation, Losartan
Radiation · Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 11, 2026 · Synced Oct 27, 2026, 6:48 PM EDT
Recruiting Early Phase 1 Interventional

An Investigational Scan (rhPSMA-7.3 PET/CT) for Detecting Biochemically Recurrent Prostate Cancer, ENLIGHTEN Trial

NCT06813898
View directory record Official record
Conditions
Biochemically Recurrent Prostate Carcinoma, Prostate Adenocarcinoma
Interventions
Computed Tomography, Electronic Health Record Review, Flotufolastat F-18 Gallium, Positron Emission Tomography
Procedure · Other · Drug
Lead sponsor
Northwestern University
Other
Eligibility
Male only
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2032
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 2, 2026 · Synced Oct 27, 2026, 6:48 PM EDT
Completed No phase listed Observational

68Ga-PSMA PET in Diagnosing Metastasis in Patients With Ovarian Cancer

NCT03857087
View directory record Official record
Conditions
Ovarian Carcinoma
Interventions
Gallium Ga 68-labeled PSMA-11, Magnetic Resonance Imaging (MRI), Positron Emission Tomography (PET)
Drug · Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older · Female only
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 12, 2022 · Synced Oct 27, 2026, 6:48 PM EDT
Active, not recruiting Not applicable Interventional

RefleXion PET/CT Imaging Performance in Patients With Various Malignancies

NCT05844306
View directory record Official record
Conditions
Hematopoietic and Lymphoid System Neoplasm, Malignant Solid Neoplasm
Interventions
Computed Tomography, Fludeoxyglucose F-18, Medical Device Usage and Evaluation, Positron Emission Tomography
Procedure · Other · Device
Lead sponsor
City of Hope Medical Center
Other
Eligibility
21 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 27, 2026, 6:48 PM EDT
Recruiting Phase 2 Interventional

Ascorbic Acid and Chemotherapy for the Treatment of Relapsed or Refractory Lymphoma, CCUS, and Chronic Myelomonocytic Leukemia

NCT03418038
View directory record Official record
Conditions
Clonal Cytopenia of Undetermined Significance, High Grade B-Cell Lymphoma With MYC and BCL2 or BCL6 Rearrangements, Recurrent Diffuse Large B-Cell Lymphoma, Recurrent Hodgkin Lymphoma, Recurrent Lymphoma, Refractory Diffuse Large B-Cell Lymphoma, Refractory Lymphoma, Chronic Myelomonocytic Leukemia
Interventions
Ascorbic Acid, Carboplatin, Cisplatin, Cytarabine, Dexamethasone, Etoposide, Gemcitabine Hydrochloride, Ifosfamide, Laboratory Biomarker Analysis, Oxaliplatin, Placebo Administration, Questionnaire Administration, Rituximab, Decitabine, Biospecimen Collection, Core Biopsy, Bone Marrow Aspiration, Bone Marrow Biopsy, Echocardiography, Positron Emission Tomography, Magnetic Resonance Imaging, Central Venous Cannula Insertion, Portacath Placement, Computed Tomography, Decitabine and Cedazuridine
Dietary Supplement · Drug · Other + 2 more
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2033
U.S. locations
4
States / cities
Mankato, Minnesota • Rochester, Minnesota • Eau Claire, Wisconsin + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 28, 2026 · Synced Oct 27, 2026, 6:48 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Safety, Tolerability Pharmacokinetics, and Pharmacodynamics of a New Spray Dried Dispersion (SDD) Formulation of CC-11050 After Single Dose of CC-11050 and to Evaluate the Pharmacokinetics of CC-11050 Under Fasted and Fed Conditions and After Coadministration With Omeprazole

NCT04139226
View directory record Official record
Conditions
Healthy Volunteers
Interventions
CC-11050
Drug
Lead sponsor
Amgen
Industry
Eligibility
18 Years to 55 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jun 22, 2020 · Synced Oct 27, 2026, 6:48 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

GSK1349572 Proton Pump Inhibitor Drug Interaction and Supratherapeutic Dose Study

NCT00942136
View directory record Official record
Conditions
Healthy Volunteer
Interventions
GSK1349572, Placebo, Omeprazole
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 9, 2009 · Synced Oct 27, 2026, 6:48 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Fundic Gland Polyps and Proton Pump Inhibitor (PPI) Drugs

NCT01130363
View directory record Official record
Conditions
Fundic Gland Polyps
Interventions
Not listed
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 85 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 2, 2012 · Synced Oct 27, 2026, 6:48 PM EDT
Active, not recruiting Not applicable Interventional Results available

RefleXion PET/CT Imaging Performance in Patients With Prostate Cancer

NCT05470699
View directory record Official record
Conditions
Prostate Carcinoma
Interventions
Computed Tomography, Fluorine F 18 Piflufolastat, Positron Emission Tomography
Procedure · Other · Device
Lead sponsor
City of Hope Medical Center
Other
Eligibility
21 Years and older · Male only
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Oct 27, 2026, 6:48 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study of ALXN1840 (Non-coated) Administered With And Without Omeprazole In Healthy Adults

NCT05319899
View directory record Official record
Conditions
Healthy
Interventions
ALXN1840, Omeprazole
Drug
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
19 Years to 55 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Aug 1, 2023 · Synced Oct 27, 2026, 6:48 PM EDT
Terminated Not applicable Interventional Results available

Optimal Dose of Proton Pump Inhibitors Following an Upper Gastrointestinal Bleed

NCT02235311
View directory record Official record
Conditions
Upper Gastrointestinal Bleed
Interventions
Pantoprazole
Drug
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 31, 2017 · Synced Oct 27, 2026, 6:48 PM EDT
Recruiting No phase listed Observational

Registry Study for Proton Therapy Clinical Outcomes and Long-Term Follow-up

NCT02070328
View directory record Official record
Conditions
Cancer
Interventions
Registry
Other
Lead sponsor
Center for Biomedical Research, LLC
Other
Eligibility
Not listed
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2050
U.S. locations
3
States / cities
Jacksonville, Florida • Franklin, Tennessee • Irving, Texas
Source: ClinicalTrials.gov public record
Updated Feb 8, 2023 · Synced Oct 27, 2026, 6:48 PM EDT