{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=proton+beam+radiation+therapy&page=6",
    "query": {
      "intervention": "proton beam radiation therapy",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 854,
    "total_pages": 86,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=proton+beam+radiation+therapy&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=proton+beam+radiation+therapy&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-09T09:12:05.951Z",
  "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": "NCT00546117",
      "title": "A Clinical Trial of Proton Pump Inhibitors to Treat Children With Chronic Otitis Media With Effusion",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Otitis Media With Effusion"
      ],
      "interventions": [
        {
          "name": "lansoprazole",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "2 Years to 12 Years"
      },
      "enrollment_count": 16,
      "start_date": "2007-10",
      "completion_date": "2009-12",
      "has_results": true,
      "last_update_posted_date": "2018-06-01",
      "last_synced_at": "2026-10-09T09:12:05.951Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00546117"
    },
    {
      "nct_id": "NCT06536049",
      "title": "Epcoritamab Plus Ibrutinib for the Treatment of Relapsed or Refractory Aggressive B-Cell Non-Hodgkin Lymphoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Recurrent Diffuse Large B-Cell Lymphoma",
        "Recurrent Grade 3b Follicular Lymphoma",
        "Recurrent High Grade B-Cell Lymphoma With MYC and BCL2 or BCL6 Rearrangements",
        "Recurrent High Grade B-Cell Lymphoma With MYC, BCL2, and BCL6 Rearrangements",
        "Recurrent High Grade B-Cell Lymphoma, Not Otherwise Specified",
        "Recurrent Primary Mediastinal Large B-Cell Lymphoma",
        "Recurrent Transformed Non-Hodgkin Lymphoma",
        "Refractory Diffuse Large B-Cell Lymphoma",
        "Refractory Grade 3b Follicular Lymphoma",
        "Refractory High Grade B-Cell Lymphoma With MYC and BCL2 or BCL6 Rearrangements",
        "Refractory High Grade B-Cell Lymphoma With MYC, BCL2, and BCL6 Rearrangements",
        "Refractory High Grade B-Cell Lymphoma, Not Otherwise Specified",
        "Refractory Primary Mediastinal Large B-Cell Lymphoma",
        "Refractory Transformed Non-Hodgkin Lymphoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Epcoritamab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Ibrutinib",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Yazeed Sawalha",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 38,
      "start_date": "2025-04-02",
      "completion_date": "2027-10-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-25",
      "last_synced_at": "2026-10-09T09:12:05.951Z",
      "location_count": 3,
      "location_summary": "Minneapolis, Minnesota • Columbus, Ohio • Richmond, Virginia",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06536049"
    },
    {
      "nct_id": "NCT00238264",
      "title": "Radiation Therapy in Treating Young Patients With Gliomas",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Brain Tumor",
        "Central Nervous System Tumor"
      ],
      "interventions": [
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "3 Years to 20 Years"
      },
      "enrollment_count": 92,
      "start_date": "2006-11",
      "completion_date": "2018-12-31",
      "has_results": true,
      "last_update_posted_date": "2019-08-07",
      "last_synced_at": "2026-10-09T09:12:05.951Z",
      "location_count": 127,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 109 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Downey",
          "state": "California"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00238264"
    },
    {
      "nct_id": "NCT00394550",
      "title": "Treatment of Children With Obstructive Sleep Apnea and Laryngomalacia: the Role of Laser Supraglottoplasty",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep Apnea, Obstructive",
        "Respiration Disorders"
      ],
      "interventions": [
        {
          "name": "supraglottoplasty with laser",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "1 Year to 18 Years"
      },
      "enrollment_count": 160,
      "start_date": "2002-01",
      "completion_date": "2019-12",
      "has_results": false,
      "last_update_posted_date": "2022-01-25",
      "last_synced_at": "2026-10-09T09:12:05.951Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00394550"
    },
    {
      "nct_id": "NCT02448225",
      "title": "18F-FSPG PET/CT in Imaging Patients With Newly Diagnosed Lung Cancer or Indeterminate Pulmonary Nodules",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lung Carcinoma",
        "Solitary Pulmonary Nodule",
        "Cigarette Smoking Behavior"
      ],
      "interventions": [
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "fluorodeoxyglucose F-18",
          "type": "RADIATION"
        },
        {
          "name": "Fluorine F 18 L-glutamate Derivative BAY94-9392",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography (PET)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Vanderbilt-Ingram Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 46,
      "start_date": "2015-06-16",
      "completion_date": "2022-10-10",
      "has_results": true,
      "last_update_posted_date": "2022-10-19",
      "last_synced_at": "2026-10-09T09:12:05.951Z",
      "location_count": 2,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02448225"
    },
    {
      "nct_id": "NCT03453489",
      "title": "AMT-PET in Monitoring Telotristat Etiprate Treatment in Participants With MetastaticNeuroendocrine Neoplasm",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Carcinoid Syndrome",
        "Metastatic Nonfunctional Well Differentiated Neuroendocrine Neoplasm"
      ],
      "interventions": [
        {
          "name": "Carbon C 11 Alpha-methyltryptophan",
          "type": "OTHER"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Telotristat Etiprate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Barbara Ann Karmanos Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2018-06-20",
      "completion_date": "2020-10-15",
      "has_results": true,
      "last_update_posted_date": "2025-04-10",
      "last_synced_at": "2026-10-09T09:12:05.951Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03453489"
    },
    {
      "nct_id": "NCT02986048",
      "title": "Proton Therapy Patient Registry",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Treatment With Proton Beam Radiation Therapy"
      ],
      "interventions": [
        {
          "name": "Proton Beam Therapy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 999,
      "start_date": "2016-11-22",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-04-09",
      "last_synced_at": "2026-10-09T09:12:05.951Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02986048"
    },
    {
      "nct_id": "NCT04308837",
      "title": "A Phase II Trial of Neoadjuvant Laparoscopic Hyperthermic Intraperitoneal Chemotherapy (HIPEC) With Chemoradiation",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Gastric Cancer",
        "Stomach Cancer"
      ],
      "interventions": [
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Diphenhydramine",
          "type": "DRUG"
        },
        {
          "name": "Famotidine",
          "type": "DRUG"
        },
        {
          "name": "Palonosetron",
          "type": "DRUG"
        },
        {
          "name": "3D conformal or intensity modulated radiotherapy",
          "type": "RADIATION"
        },
        {
          "name": "Surgical resection",
          "type": "PROCEDURE"
        },
        {
          "name": "Adjuvant Chemotherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION",
        "PROCEDURE"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 29,
      "start_date": "2018-12-03",
      "completion_date": "2025-08",
      "has_results": false,
      "last_update_posted_date": "2023-11-14",
      "last_synced_at": "2026-10-09T09:12:05.951Z",
      "location_count": 3,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04308837"
    },
    {
      "nct_id": "NCT06319027",
      "title": "Identifying Findings on Brain Scans That Could Help Make Better Predictions About Brain Cancer Progression, The GABLE Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Glioblastoma, IDH-Wildtype"
      ],
      "interventions": [
        {
          "name": "Dynamic Susceptibility Contrast-Enhanced Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Fluciclovine F18",
          "type": "OTHER"
        },
        {
          "name": "Gadolinium-Chelate",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Spectroscopy",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER",
        "DRUG"
      ],
      "sponsor": "ECOG-ACRIN Cancer Research Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2024-04-11",
      "completion_date": "2027-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-10-09T09:12:05.951Z",
      "location_count": 18,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Jacksonville, Florida + 14 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06319027"
    },
    {
      "nct_id": "NCT05455086",
      "title": "Free-Base Nicotine or Nicotine Salt e-Liquids in Current E-Cigarette Smokers, PeloPET Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking-Related Carcinoma"
      ],
      "interventions": [
        {
          "name": "Cigarette Smoking",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "21 Years to 50 Years"
      },
      "enrollment_count": 21,
      "start_date": "2022-03-23",
      "completion_date": "2023-06-26",
      "has_results": true,
      "last_update_posted_date": "2025-03-24",
      "last_synced_at": "2026-10-09T09:12:05.951Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05455086"
    }
  ]
}