{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Photon+Beam+Radiation+Therapy&page=3",
    "query": {
      "intervention": "Photon Beam Radiation Therapy",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 70,
    "total_pages": 7,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Photon+Beam+Radiation+Therapy&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Photon+Beam+Radiation+Therapy&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-08T04:55:47.177Z",
  "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": "NCT01730950",
      "title": "Bevacizumab With or Without Radiation Therapy in Treating Patients With Recurrent Glioblastoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Adult Giant Cell Glioblastoma",
        "Adult Glioblastoma",
        "Adult Gliosarcoma",
        "Recurrent Adult Brain Tumor"
      ],
      "interventions": [
        {
          "name": "bevacizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "RADIATION"
      ],
      "sponsor": "Radiation Therapy Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 182,
      "start_date": "2012-12-20",
      "completion_date": "2022-12-22",
      "has_results": true,
      "last_update_posted_date": "2022-12-29",
      "last_synced_at": "2026-10-08T04:55:47.177Z",
      "location_count": 31,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Walnut Creek, California + 26 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01730950"
    },
    {
      "nct_id": "NCT04968990",
      "title": "Treatment of Newly Diagnosed Patient's With Wilm's Tumor Requiring Abdominal Radiation Delivered With Proton Beam Irradiation",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Wilms Tumor"
      ],
      "interventions": [
        {
          "name": "Proton Beam Radiation (PBRT)",
          "type": "DEVICE"
        },
        {
          "name": "DD-4A Chemotherapy Regimen",
          "type": "DRUG"
        },
        {
          "name": "Complete Surgical Resection",
          "type": "PROCEDURE"
        },
        {
          "name": "Surgical Resection",
          "type": "PROCEDURE"
        },
        {
          "name": "Partial Nephrectomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 260,
      "start_date": "2021-08-19",
      "completion_date": "2036-12",
      "has_results": false,
      "last_update_posted_date": "2026-04-23",
      "last_synced_at": "2026-10-08T04:55:47.177Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04968990"
    },
    {
      "nct_id": "NCT02130427",
      "title": "A Volume, Motion, and Anatomically Adaptive Approach to Photon and Proton Beam Radiotherapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Biopsy Proven Non Small Cell Lung Cancer",
        "Head and Neck Cancer",
        "Gastrointestinal Cancer",
        "Colorectal Cancer",
        "Rectal Cancers",
        "Gynecological Malignancy Requiring Definitive Radiotherapy"
      ],
      "interventions": [
        {
          "name": "CT scan",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Abramson Cancer Center at Penn Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 74,
      "start_date": "2010-09",
      "completion_date": "2022-04",
      "has_results": true,
      "last_update_posted_date": "2022-07-22",
      "last_synced_at": "2026-10-08T04:55:47.177Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02130427"
    },
    {
      "nct_id": "NCT04030000",
      "title": "Uterine Serous Carcinoma and Adjuvant Combined Intraperitoneal Chemotherapy and Radiation",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Uterine Carcinoma"
      ],
      "interventions": [
        {
          "name": "Paclitaxel/Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Pelvic radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 99 Years · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2020-05-20",
      "completion_date": "2023-01-30",
      "has_results": false,
      "last_update_posted_date": "2023-03-17",
      "last_synced_at": "2026-10-08T04:55:47.177Z",
      "location_count": 1,
      "location_summary": "New Hyde Park, New York",
      "locations": [
        {
          "city": "New Hyde Park",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04030000"
    },
    {
      "nct_id": "NCT01893307",
      "title": "Intensity-Modulated Proton Beam Therapy or Intensity-Modulated Photon Therapy in Treating Patients With Stage III-IVB Oropharyngeal Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Stage III Oropharyngeal Squamous Cell Carcinoma AJCC v7",
        "Stage IVA Oropharyngeal Squamous Cell Carcinoma AJCC v7",
        "Stage IVB Oropharyngeal Squamous Cell Carcinoma AJCC v7"
      ],
      "interventions": [
        {
          "name": "Intensity-Modulated Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Photon Beam Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Proton Beam Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 440,
      "start_date": "2013-08-26",
      "completion_date": "2031-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-21",
      "last_synced_at": "2026-10-08T04:55:47.177Z",
      "location_count": 22,
      "location_summary": "Birmingham, Alabama • Scottsdale, Arizona • Gainesville, Florida + 17 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01893307"
    },
    {
      "nct_id": "NCT01073267",
      "title": "Study of Total Skin Electron Beam Therapy (TSEBT) in Stage IB-IIIA Mycosis Fungoides",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "TSEBT",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "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": "2010-02",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2015-12-31",
      "last_synced_at": "2026-10-08T04:55:47.177Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01073267"
    },
    {
      "nct_id": "NCT04990921",
      "title": "Study of Palliative Radiation Combined with Pembrolizumab in Unresectable Metastatic Stage IV Breast Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Palliative Radiation and Pembrolizumab",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "University of Louisville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 15,
      "start_date": "2021-09-02",
      "completion_date": "2031-07-01",
      "has_results": false,
      "last_update_posted_date": "2025-02-20",
      "last_synced_at": "2026-10-08T04:55:47.177Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04990921"
    },
    {
      "nct_id": "NCT02453737",
      "title": "A Study of Accelerated 3 Fraction Photon,Proton or Brachytherapy for Early Invasive and Noninvasive Breast Ca",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Brachytherapy APBI",
          "type": "RADIATION"
        },
        {
          "name": "3D-CRT (photon) APBI",
          "type": "RADIATION"
        },
        {
          "name": "Proton APBI",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "50 Years and older · Female only"
      },
      "enrollment_count": 170,
      "start_date": "2015-06-16",
      "completion_date": "2022-09-21",
      "has_results": true,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-10-08T04:55:47.177Z",
      "location_count": 3,
      "location_summary": "Phoenix, Arizona • Jacksonville, Florida • Rochester, Minnesota",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02453737"
    },
    {
      "nct_id": "NCT02542124",
      "title": "NM-IL-12 in Cutaneous T-Cell Lymphoma (CTCL) Undergoing Total Skin Electron Beam Therapy (TSEBT)",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cutaneous T Cell Lymphoma (CTCL)",
        "Mycosis Fungoides",
        "Sézary Syndrome"
      ],
      "interventions": [
        {
          "name": "NM-IL-12 and TSEBT",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Neumedicines Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2015-12",
      "completion_date": "2019-05",
      "has_results": false,
      "last_update_posted_date": "2018-11-16",
      "last_synced_at": "2026-10-08T04:55:47.177Z",
      "location_count": 3,
      "location_summary": "Stanford, California • New York, New York • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02542124"
    },
    {
      "nct_id": "NCT04288375",
      "title": "Dose Reduction of Postoperative Radiation for Soft Tissue Sarcoma of the Arms and Legs",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Soft Tissue Sarcoma"
      ],
      "interventions": [
        {
          "name": "Intensity-modulated radiation therapy (IMRT)",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 65,
      "start_date": "2020-02-26",
      "completion_date": "2027-02",
      "has_results": false,
      "last_update_posted_date": "2026-02-20",
      "last_synced_at": "2026-10-08T04:55:47.177Z",
      "location_count": 7,
      "location_summary": "Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more",
      "locations": [
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Middletown",
          "state": "New Jersey"
        },
        {
          "city": "Montvale",
          "state": "New Jersey"
        },
        {
          "city": "Commack",
          "state": "New York"
        },
        {
          "city": "Harrison",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04288375"
    }
  ]
}