Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 23, 2026, 1:27 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 121–144 of 868 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Proton Clear all
Completed Not applicable Interventional Results available

Proton Therapy for Early Stage Breast Cancer

NCT00614172
View directory record Official record
Conditions
Early-Stage Breast Cancer
Interventions
Proton radiation therapy
Radiation
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years and older · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2020
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Sep 21, 2023 · Synced Oct 23, 2026, 1:27 AM EDT
Completed Not applicable Interventional

Hypoxia-positron Emission Tomography (PET) and Intensity Modulated Proton Therapy (IMPT) Dose Painting in Patients With Chordomas

NCT00713037
View directory record Official record
Conditions
Chordoma
Interventions
Fluoromisonidazole-PET/CT
Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 3, 2017 · Synced Oct 23, 2026, 1:27 AM EDT
Completed Not applicable Interventional Results available

Proton Therapy for Lymph Nodes in Breast Cancer

NCT01365845
View directory record Official record
Conditions
Breast Cancer
Interventions
Photon, 3D-Proton/Conventional plan or 3D-proton only
Radiation
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 100 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2018
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 29, 2018 · Synced Oct 23, 2026, 1:27 AM EDT
Terminated Phase 2 Interventional Results available

Proton Radiotherapy for Extremity Soft Tissue Sarcoma

NCT01561495
View directory record Official record
Conditions
Soft Tissue Sarcoma of the Extremities
Interventions
Proton Therapy
Radiation
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 6, 2019 · Synced Oct 23, 2026, 1:27 AM EDT
Completed Early Phase 1 Interventional

18F-DOPA-PET in Planning Surgery in Patients With Gliomas

NCT02020720
View directory record Official record
Conditions
Malignant Glioma, Recurrent Brain Neoplasm
Interventions
Biopsy, Computed Tomography, Diffusion Weighted Imaging, Fluorine F 18 Fluorodopa, Laboratory Biomarker Analysis, Perfusion Magnetic Resonance Imaging, Positron Emission Tomography, Therapeutic Conventional Surgery
Procedure · Drug · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
7 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 23, 2025 · Synced Oct 23, 2026, 1:27 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effect of Esomeprazole on the Pharmacokinetics of Oral Treprostinil

NCT00963027
View directory record Official record
Conditions
Hypertension, Pulmonary, Pulmonary Arterial Hypertension
Interventions
Treprostinil diethanolamine, Esomeprazole
Drug
Lead sponsor
United Therapeutics
Industry
Eligibility
18 Years to 55 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Mar 8, 2010 · Synced Oct 23, 2026, 1:27 AM EDT
Active, not recruiting Early Phase 1 Interventional

PET/MRI Scan for the Evaluation of Resectable Stage IA1-IB3 Cervical Cancer

NCT04219904
View directory record Official record
Conditions
Stage IA Cervical Cancer, Stage IA1 Cervical Cancer, Stage IA2 Cervical Cancer, Stage IB Cervical Cancer, Stage IB1 Cervical Cancer, Stage IB2 Cervical Cancer, Stage IB3 Cervical Cancer
Interventions
Fludeoxyglucose F-18, Gadobutrol, Magnetic Resonance Imaging, Positron Emission Tomography
Other · Drug · Procedure
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 20, 2026 · Synced Oct 23, 2026, 1:27 AM EDT
Completed Phase 1 Interventional Results available

Hyperpolarized Carbon C 13 Pyruvate Magnetic Resonance Spectroscopic Imaging in Detecting Lactate and Bicarbonate in Participants With Central Nervous System Tumors

NCT03565367
View directory record Official record
Conditions
Malignant Central Nervous System Neoplasm, Metastatic Malignant Neoplasm in the Central Nervous System
Interventions
Gadolinium, Hyperpolarized Carbon C 13 Pyruvate, Magnetic Resonance Imaging, Magnetic Resonance Spectroscopic Imaging
Other · Drug · Procedure
Lead sponsor
Daniel M. Spielman
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Dec 21, 2023 · Synced Oct 23, 2026, 1:27 AM EDT
Terminated Phase 1 Interventional

A Study to Assess the Effects of Itraconazole, Rifampicin, and Omeprazole on Pharmacokinetics of Adavosertib

NCT04959266
View directory record Official record
Conditions
Advanced Solid Tumours
Interventions
Adavosertib, Itraconazole, Rifampicin, Omeprazole
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
3
States / cities
Portland, Oregon • Austin, Texas • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Sep 16, 2022 · Synced Oct 23, 2026, 1:27 AM EDT
Recruiting Phase 1 Interventional

Gene Modified Immune Cells After Conditioning Regimen for the Treatment of Stage IIIC or IV Melanoma or Metastatic Solid Tumors

NCT04119024
View directory record Official record
Conditions
Metastatic Malignant Solid Neoplasm, Metastatic Melanoma, Pathologic Stage IIIC Cutaneous Melanoma AJCC v8, Pathologic Stage IV Cutaneous Melanoma AJCC v8, Recurrent Malignant Solid Neoplasm, Refractory Malignant Solid Neoplasm, Uveal Melanoma, Acral Melanoma, Neuroendocrine Tumors, Paraganglioma, Pheochromocytoma, Adrenocortical Carcinoma, Pancreatic Neuroendocrine Tumor, Thyroid Cancer, Breast Cancer, Lung Adenocarcinoma, Head and Neck Squamous Cell Carcinoma
Interventions
Biopsy, Biospecimen Collection, Computed Tomography, Cyclophosphamide, Fludarabine Phosphate, Fludeoxyglucose F-18, IL13Ralpha2-specific Hinge-optimized 4-1BB-co-stimulatory CAR/Truncated CD19-expressing Autologous TN/MEM Cells, Magnetic Resonance Imaging, Positron Emission Tomography
Procedure · Drug · Other + 1 more
Lead sponsor
Anusha Kalbasi
Other
Eligibility
18 Years to 75 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
3
States / cities
Duarte, California • Los Angeles, California • Stanford, California
Source: ClinicalTrials.gov public record
Updated Mar 17, 2026 · Synced Oct 23, 2026, 1:27 AM EDT
Completed Not applicable Interventional Results available

A Volume, Motion, and Anatomically Adaptive Approach to Photon and Proton Beam Radiotherapy

NCT02130427
View directory record Official record
Conditions
Biopsy Proven Non Small Cell Lung Cancer, Head and Neck Cancer, Gastrointestinal Cancer, Colorectal Cancer, Rectal Cancers, Gynecological Malignancy Requiring Definitive Radiotherapy
Interventions
CT scan
Diagnostic Test
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 22, 2022 · Synced Oct 23, 2026, 1:27 AM 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 21, 2026 · Synced Oct 23, 2026, 1:27 AM EDT
Recruiting Not applicable Interventional

Reduction of Gastrointestinal Toxicity in Prostate Cancer by Proton Spot Placement

NCT06200259
View directory record Official record
Conditions
Prostate Cancer, Prostate Adenocarcinoma, Prostate Carcinoma
Interventions
Spot Delete planning for proton therapy, Traditional proton treatment planning system
Radiation
Lead sponsor
Covenant Health Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2040
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 18, 2025 · Synced Oct 23, 2026, 1:27 AM EDT
Not listed Phase 4 Interventional

Proton Pump Inhibitor (PPI) Response in Eosinophilic Esophagitis Assessed by Transnasal Endoscopy (TNE)

NCT04149470
View directory record Official record
Conditions
Eosinophilic Esophagitis
Interventions
Omeprazole 20mg BID
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
8 Years to 22 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 3, 2024 · Synced Oct 23, 2026, 1:27 AM EDT
Completed Phase 2 Interventional Results available

Glioblastoma Multiforme (GBM) Proton vs. Intensity Modulated Radiotherapy (IMRT)

NCT01854554
View directory record Official record
Conditions
Brain Cancer
Interventions
IMPT, IMRT, Cognitive Tests, Questionnaires
Radiation · Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2021
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 2, 2024 · Synced Oct 23, 2026, 1:27 AM EDT
Completed Phase 3 Interventional Results available

Trial of IW-3718 for 8 Weeks in Patients With Persistent Gastroesophageal Reflux Disease (GERD) Receiving Proton Pump Inhibitors (PPIs)

NCT03561883
View directory record Official record
Conditions
Gastroesophageal Reflux Disease (GERD)
Interventions
IW-3718, placebo, Standard-dose PPIs QD
Drug
Lead sponsor
Ironwood Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
609 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
98
States / cities
Birmingham, Alabama • Dothan, Alabama • Peoria, Arizona + 81 more
Source: ClinicalTrials.gov public record
Updated Aug 18, 2021 · Synced Oct 23, 2026, 1:27 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 23, 2026, 1:27 AM EDT
Withdrawn Phase 2 Interventional

A Phase II Trial of Proton Pump Inhibitors With Chemotherapy in Patients With Metastatic Head and Neck Cancer

NCT02013453
View directory record Official record
Conditions
Cancer of Head and Neck
Interventions
Omeprazole, Carboplatin, 5FU, Paclitaxel, Pemetrexed
Drug
Lead sponsor
University of Michigan Rogel Cancer Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2013
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 2, 2014 · Synced Oct 23, 2026, 1:27 AM EDT
Recruiting Phase 1Phase 2 Interventional

Proton-Spatially Fractionated Radiotherapy and Standard Radiation Therapy for the Treatment of Newly Diagnosed Retroperitoneal Soft Tissue Sarcoma

NCT06327477
View directory record Official record
Conditions
Retroperitoneal Sarcoma
Interventions
Biopsy, Biospecimen Collection, Computed Tomography, Intensity-Modulated Radiation Therapy, Resection, Spatially-fractionated Radiation Therapy
Procedure · Radiation
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 7, 2026 · Synced Oct 23, 2026, 1:27 AM EDT
Completed Phase 2 Interventional Results available

A Pilot Study to Determine the Safety of the Combination of Ontak in Combination With CHOP in Peripheral T-Cell Lymphoma

NCT00337987
View directory record Official record
Conditions
Peripheral T-Cell Lymphoma
Interventions
Ontak, CHOP (cyclophosphamide (C), adriamycin (H), vincristine (O), and prednisone (P)) chemotherapy
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 27, 2015 · Synced Oct 23, 2026, 1:27 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 23, 2026, 1:27 AM EDT
Active, not recruiting Phase 2 Interventional Accepts healthy volunteers

A Radiotracer ([18F]FluorThanatrace) by PET/CT for the Imaging of Breast Cancer

NCT05226663
View directory record Official record
Conditions
Breast Carcinoma
Interventions
Computed Tomography, Fluorine F 18 Fluorthanatrace, Positron Emission Tomography
Procedure · Radiation
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
3
States / cities
St Louis, Missouri • Philadelphia, Pennsylvania • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 12, 2026 · Synced Oct 23, 2026, 1:27 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Effect of Proton Pump Inhibitors on Gut Microbiota and Systemic Inflammation in Older Adults

NCT02844621
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Omeprazole
Drug
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
60 Years and older
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jan 20, 2017 · Synced Oct 23, 2026, 1:27 AM EDT
Completed No phase listed Observational

Pencil Beam Scanning Proton Radiotherapy for Esophageal Cancer

NCT02452021
View directory record Official record
Conditions
Esophageal Cancer
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 27, 2021 · Synced Oct 23, 2026, 1:27 AM EDT