{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Proton+beam+radiation+therapy.&page=28", "query": { "intervention": "Proton beam radiation therapy.", "page": 28 }, "page_size": 10 }, "pagination": { "page": 28, "page_size": 10, "total_count": 855, "total_pages": 86, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Proton+beam+radiation+therapy.&page=29&page_size=10", "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Proton+beam+radiation+therapy.&page=27&page_size=10" }, "source": "remote", "last_synced_at": "2026-10-16T01:44:06.697Z", "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.", "notes": [ "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.", "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.", "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees." ], "trials": [ { "nct_id": "NCT00357240", "title": "Drug Interaction Study With Proton Pump Inhibitor", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1" ], "conditions": [ "HIV Infections" ], "interventions": [ { "name": "Atazanavir", "type": "DRUG" }, { "name": "Atazanavir/Ritonavir", "type": "DRUG" }, { "name": "Atazanavir/Ritonavir+Omeprazole", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Bristol-Myers Squibb", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "50 Years", "sex": "ALL", "summary": "18 Years to 50 Years" }, "enrollment_count": 56, "start_date": "2006-06", "completion_date": "2006-08", "has_results": false, "last_update_posted_date": "2011-04-08", "last_synced_at": "2026-10-16T01:44:06.697Z", "location_count": 1, "location_summary": "Hamilton, New Jersey", "locations": [ { "city": "Hamilton", "state": "New Jersey" } ], "official_url": "https://clinicaltrials.gov/study/NCT00357240" }, { "nct_id": "NCT05284643", "title": "Spectroscopic MRI, Proton Therapy, and Avastin for Recurrent Glioblastoma", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Recurrent Glioblastoma" ], "interventions": [ { "name": "Intensity Modulated Proton Therapy (IMPT)", "type": "RADIATION" }, { "name": "Bevacizumab", "type": "DRUG" } ], "intervention_types": [ "RADIATION", "DRUG" ], "sponsor": "University of Miami", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 96, "start_date": "2022-09-30", "completion_date": "2029-09-30", "has_results": false, "last_update_posted_date": "2026-07-29", "last_synced_at": "2026-10-16T01:44:06.697Z", "location_count": 1, "location_summary": "Miami, Florida", "locations": [ { "city": "Miami", "state": "Florida" } ], "official_url": "https://clinicaltrials.gov/study/NCT05284643" }, { "nct_id": "NCT05627635", "title": "FOLFOX and Bevacizumab in Combination With Botensilimab and Balstilimab (3B-FOLFOX) for the Treatment of Microsatellite Stable (MSS) Metastatic Colorectal Cancer", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1", "PHASE2" ], "conditions": [ "Metastatic Colon Adenocarcinoma", "Metastatic Colorectal Adenocarcinoma", "Metastatic Microsatellite Stable Colorectal Carcinoma", "Metastatic Rectal Adenocarcinoma", "Stage IV Colon Cancer AJCC v8", "Stage IV Colorectal Cancer AJCC v8", "Stage IV Rectal Cancer AJCC v8" ], "interventions": [ { "name": "Balstilimab", "type": "BIOLOGICAL" }, { "name": "Bevacizumab", "type": "BIOLOGICAL" }, { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Botensilimab", "type": "BIOLOGICAL" }, { "name": "Computed Tomography", "type": "PROCEDURE" }, { "name": "Fluorouracil", "type": "DRUG" }, { "name": "Leucovorin Calcium", "type": "DRUG" }, { "name": "Magnetic Resonance Imaging", "type": "PROCEDURE" }, { "name": "Oxaliplatin", "type": "DRUG" }, { "name": "Positron Emission Tomography", "type": "PROCEDURE" }, { "name": "X-Ray Imaging", "type": "PROCEDURE" } ], "intervention_types": [ "BIOLOGICAL", "PROCEDURE", "DRUG" ], "sponsor": "City of Hope Medical Center", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 20, "start_date": "2023-05-03", "completion_date": "2027-06-16", "has_results": false, "last_update_posted_date": "2026-09-01", "last_synced_at": "2026-10-16T01:44:06.697Z", "location_count": 1, "location_summary": "Duarte, California", "locations": [ { "city": "Duarte", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT05627635" }, { "nct_id": "NCT07129317", "title": "Pediatric Radiation Therapy Registry", "overall_status": "RECRUITING", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Sarcoma", "Pediatric Brain Tumors" ], "interventions": [], "intervention_types": [], "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "0 Years", "maximum_age": "26 Years", "sex": "ALL", "summary": "0 Years to 26 Years" }, "enrollment_count": 5000, "start_date": "2025-10-31", "completion_date": "2040-09", "has_results": false, "last_update_posted_date": "2025-11-05", "last_synced_at": "2026-10-16T01:44:06.697Z", "location_count": 2, "location_summary": "Washington D.C., District of Columbia • Baltimore, Maryland", "locations": [ { "city": "Washington D.C.", "state": "District of Columbia" }, { "city": "Baltimore", "state": "Maryland" } ], "official_url": "https://clinicaltrials.gov/study/NCT07129317" }, { "nct_id": "NCT06386315", "title": "Reduced Dose Radiotherapy for the Treatment of Indolent Non-Hodgkin Lymphoma", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "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": [ { "name": "Computed Tomography", "type": "PROCEDURE" }, { "name": "Endoscopic Procedure", "type": "PROCEDURE" }, { "name": "Involved-site Radiation Therapy (3 Fractions)", "type": "RADIATION" }, { "name": "Involved-site Radiation Therapy (12 Fractions)", "type": "RADIATION" }, { "name": "Positron Emission Tomography", "type": "PROCEDURE" }, { "name": "Questionnaire Administration", "type": "OTHER" } ], "intervention_types": [ "PROCEDURE", "RADIATION", "OTHER" ], "sponsor": "Mayo Clinic", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 112, "start_date": "2024-05-15", "completion_date": "2027-05-30", "has_results": false, "last_update_posted_date": "2026-04-22", "last_synced_at": "2026-10-16T01:44:06.697Z", "location_count": 7, "location_summary": "Scottsdale, Arizona • Jacksonville, Florida • Albert Lea, Minnesota + 4 more", "locations": [ { "city": "Scottsdale", "state": "Arizona" }, { "city": "Jacksonville", "state": "Florida" }, { "city": "Albert Lea", "state": "Minnesota" }, { "city": "Mankato", "state": "Minnesota" }, { "city": "Rochester", "state": "Minnesota" } ], "official_url": "https://clinicaltrials.gov/study/NCT06386315" }, { "nct_id": "NCT04457232", "title": "Prospective Exploratory Study of FAPi PET/CT in Prostate Cancer With Histopathology Validation", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1" ], "conditions": [ "Metastatic Malignant Neoplasm in the Prostate Gland", "Prostate Carcinoma", "Recurrent Prostate Carcinoma" ], "interventions": [ { "name": "Computed Tomography", "type": "PROCEDURE" }, { "name": "Gallium Ga 68 FAPi-46", "type": "OTHER" }, { "name": "Positron Emission Tomography", "type": "PROCEDURE" } ], "intervention_types": [ "PROCEDURE", "OTHER" ], "sponsor": "Jonsson Comprehensive Cancer Center", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "MALE", "summary": "18 Years and older · Male only" }, "enrollment_count": 30, "start_date": "2020-09-09", "completion_date": "2027-05-30", "has_results": false, "last_update_posted_date": "2026-08-20", "last_synced_at": "2026-10-16T01:44:06.697Z", "location_count": 1, "location_summary": "Los Angeles, California", "locations": [ { "city": "Los Angeles", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT04457232" }, { "nct_id": "NCT03267433", "title": "Rituximab With or Without Stem Cell Transplant in Treating Patients With Minimal Residual Disease-Negative Mantle Cell Lymphoma in First Complete Remission", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Mantle Cell Lymphoma" ], "interventions": [ { "name": "Autologous Hematopoietic Stem Cell Transplantation", "type": "PROCEDURE" }, { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Bone Marrow Aspirate", "type": "PROCEDURE" }, { "name": "Bone Marrow Biopsy", "type": "PROCEDURE" }, { "name": "Computed Tomography", "type": "PROCEDURE" }, { "name": "Positron Emission Tomography", "type": "PROCEDURE" }, { "name": "Rituximab", "type": "BIOLOGICAL" }, { "name": "Rituximab and Hyaluronidase Human", "type": "BIOLOGICAL" } ], "intervention_types": [ "PROCEDURE", "BIOLOGICAL" ], "sponsor": "ECOG-ACRIN Cancer Research Group", "sponsor_class": "NETWORK", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "70 Years", "sex": "ALL", "summary": "18 Years to 70 Years" }, "enrollment_count": 689, "start_date": "2017-11-27", "completion_date": "2027-01-31", "has_results": false, "last_update_posted_date": "2026-09-14", "last_synced_at": "2026-10-16T01:44:06.697Z", "location_count": 374, "location_summary": "Birmingham, Alabama • Anchorage, Alaska • Fairbanks, Alaska + 236 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Anchorage", "state": "Alaska" }, { "city": "Anchorage", "state": "Alaska" }, { "city": "Anchorage", "state": "Alaska" }, { "city": "Anchorage", "state": "Alaska" } ], "official_url": "https://clinicaltrials.gov/study/NCT03267433" }, { "nct_id": "NCT03137134", "title": "A Study to Evaluate the Effects of Food and Esomeprazole on the Pharmacokinetics of Crizotinib in a Coated Microsphere Formulation.", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1" ], "conditions": [ "Healthy" ], "interventions": [ { "name": "Crizotinib", "type": "DRUG" }, { "name": "Esomeprazole", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Pfizer", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "55 Years", "sex": "ALL", "summary": "18 Years to 55 Years" }, "enrollment_count": 18, "start_date": "2017-06-20", "completion_date": "2017-10-17", "has_results": false, "last_update_posted_date": "2017-10-31", "last_synced_at": "2026-10-16T01:44:06.697Z", "location_count": 1, "location_summary": "New Haven, Connecticut", "locations": [ { "city": "New Haven", "state": "Connecticut" } ], "official_url": "https://clinicaltrials.gov/study/NCT03137134" }, { "nct_id": "NCT07337655", "title": "Efficacy and Safety of Aspirin and Lansoprazole for Prevention of Preterm Birth in High-Risk Pregnant Women: A Biomarker-Enriched Trial", "overall_status": "NOT_YET_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2", "PHASE3" ], "conditions": [ "Pre-term Birth" ], "interventions": [ { "name": "Low-Dose Aspirin Dose: 81 mg & Lansoprazole Dose: 30 mg", "type": "DRUG" }, { "name": "Standard of Care", "type": "OTHER" } ], "intervention_types": [ "DRUG", "OTHER" ], "sponsor": "Stanford University", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "45 Years", "sex": "FEMALE", "summary": "18 Years to 45 Years · Female only" }, "enrollment_count": 670, "start_date": "2026-10-01", "completion_date": "2032-09-30", "has_results": false, "last_update_posted_date": "2026-01-13", "last_synced_at": "2026-10-16T01:44:06.697Z", "location_count": 1, "location_summary": "Palo Alto, California", "locations": [ { "city": "Palo Alto", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT07337655" }, { "nct_id": "NCT04216134", "title": "68Ga-PSMA-11 PET for the Diagnosis of Biochemically Recurrent Prostate Cancer", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1" ], "conditions": [ "Biochemically Recurrent Prostate Carcinoma" ], "interventions": [ { "name": "Gallium Ga 68-labeled PSMA-11", "type": "DRUG" }, { "name": "Positron Emission Tomography", "type": "PROCEDURE" } ], "intervention_types": [ "DRUG", "PROCEDURE" ], "sponsor": "City of Hope Medical Center", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "MALE", "summary": "18 Years and older · Male only" }, "enrollment_count": 19, "start_date": "2019-12-12", "completion_date": "2022-12-09", "has_results": false, "last_update_posted_date": "2023-06-15", "last_synced_at": "2026-10-16T01:44:06.697Z", "location_count": 1, "location_summary": "Duarte, California", "locations": [ { "city": "Duarte", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT04216134" } ] }