{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Radiation+therapy+treatment+planning%2Fsimulation&page=4",
    "query": {
      "intervention": "Radiation therapy treatment planning/simulation",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 87,
    "total_pages": 9,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Radiation+therapy+treatment+planning%2Fsimulation&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Radiation+therapy+treatment+planning%2Fsimulation&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-07T03:40:23.646Z",
  "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": "NCT04984343",
      "title": "Randomized Trial of Five or Two MRI-Guided Adaptive Radiotherapy Treatments for Prostate Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "MALE",
        "summary": "18 Years to 90 Years · Male only"
      },
      "enrollment_count": 33,
      "start_date": "2022-02-11",
      "completion_date": "2026-02-19",
      "has_results": false,
      "last_update_posted_date": "2026-04-23",
      "last_synced_at": "2026-10-07T03:40:23.646Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04984343"
    },
    {
      "nct_id": "NCT01165632",
      "title": "Fluorine F 18 Fluorodopa-Labeled PET Scan in Planning Surgery and Radiation Therapy in Treating Patients With Newly Diagnosed High- or Low-Grade Malignant Glioma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Adult Anaplastic Astrocytoma",
        "Adult Anaplastic Ependymoma",
        "Adult Anaplastic Oligodendroglioma",
        "Adult Brain Stem Glioma",
        "Adult Diffuse Astrocytoma",
        "Adult Ependymoma",
        "Adult Giant Cell Glioblastoma",
        "Adult Glioblastoma",
        "Adult Gliosarcoma",
        "Adult Mixed Glioma",
        "Adult Myxopapillary Ependymoma",
        "Adult Oligodendroglioma",
        "Adult Pilocytic Astrocytoma",
        "Adult Pineal Gland Astrocytoma",
        "Adult Subependymal Giant Cell Astrocytoma",
        "Adult Subependymoma"
      ],
      "interventions": [
        {
          "name": "biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "computed tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "therapeutic conventional surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "radiation therapy treatment planning/simulation",
          "type": "RADIATION"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "magnetic resonance imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "positron emission tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "fluorine F 18 fluorodopa",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION",
        "DRUG"
      ],
      "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": 24,
      "start_date": "2010-07-26",
      "completion_date": "2019-07-26",
      "has_results": false,
      "last_update_posted_date": "2025-09-02",
      "last_synced_at": "2026-10-07T03:40:23.646Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01165632"
    },
    {
      "nct_id": "NCT01263821",
      "title": "Image Guided Therapy in the Treatment of Gliomas",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Glioma"
      ],
      "interventions": [
        {
          "name": "Diffusion-weighted magnetic resonance imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Perfusion-weighted magnetic resonance imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Functional magnetic resonance imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic resonance spectroscopic imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Therapeutic conventional surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Quality-of-life assessment",
          "type": "PROCEDURE"
        },
        {
          "name": "Radiation therapy treatment planning/simulation",
          "type": "PROCEDURE"
        },
        {
          "name": "Intensity-modulated radiation therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "7 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2009-08",
      "completion_date": "2014-04",
      "has_results": false,
      "last_update_posted_date": "2017-08-04",
      "last_synced_at": "2026-10-07T03:40:23.646Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01263821"
    },
    {
      "nct_id": "NCT04782726",
      "title": "Radiation Therapy Plan Quality Improvement Using Ideal Theoretical Isodose Distribution",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Head and Neck Neoplasms"
      ],
      "interventions": [
        {
          "name": "Software Solution for Radiation Therapy Treatment",
          "type": "OTHER"
        },
        {
          "name": "Radiation therapy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "The University of Texas Health Science Center at San Antonio",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 21,
      "start_date": "2021-12-16",
      "completion_date": "2023-01-20",
      "has_results": false,
      "last_update_posted_date": "2023-01-25",
      "last_synced_at": "2026-10-07T03:40:23.646Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04782726"
    },
    {
      "nct_id": "NCT03458234",
      "title": "RAD 1801: Pilot Study of Intra-Urethral Radiotransponder Beacon Guided Focal Prostate Stereotactic Body Radiotherapy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "16 French Foley Catheter",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "19 Years and older · Male only"
      },
      "enrollment_count": 5,
      "start_date": "2020-01-28",
      "completion_date": "2023-06-22",
      "has_results": true,
      "last_update_posted_date": "2024-05-20",
      "last_synced_at": "2026-10-07T03:40:23.646Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03458234"
    },
    {
      "nct_id": "NCT05880667",
      "title": "Adaptive Radiation for Abdominopelvic Metastases",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Neoplasm - Soft Tissue Pelvis Malignant Secondary",
        "Malignant Neoplasm of Stomach"
      ],
      "interventions": [
        {
          "name": "Adaptive Stereotactic Body Radiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Fox Chase 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": 30,
      "start_date": "2023-08-01",
      "completion_date": "2029-06-01",
      "has_results": false,
      "last_update_posted_date": "2025-10-29",
      "last_synced_at": "2026-10-07T03:40:23.646Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05880667"
    },
    {
      "nct_id": "NCT07223307",
      "title": "REGULUS: MRI-guided Adaptive SABR for Liver Cancers",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Liver Cancer",
        "Intrahepatic Cholangiocarcinoma",
        "Liver Metastases",
        "HCC"
      ],
      "interventions": [
        {
          "name": "MRI-guided adaptive stereotactic ablative body radiotherapy (SABR)",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 62,
      "start_date": "2026-01-23",
      "completion_date": "2030-01",
      "has_results": false,
      "last_update_posted_date": "2026-02-09",
      "last_synced_at": "2026-10-07T03:40:23.646Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07223307"
    },
    {
      "nct_id": "NCT02181829",
      "title": "Whole Lung IMRT in Children and Adults With Synovial Sarcoma and Lung Metastases",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Synovial Sarcoma",
        "Single or Multiple Lung Metastases"
      ],
      "interventions": [
        {
          "name": "Whole Lung IMRT",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "1 Year and older"
      },
      "enrollment_count": 10,
      "start_date": "2014-07",
      "completion_date": "2020-06-24",
      "has_results": true,
      "last_update_posted_date": "2021-06-29",
      "last_synced_at": "2026-10-07T03:40:23.646Z",
      "location_count": 5,
      "location_summary": "Basking Ridge, New Jersey • Commack, New York • Harrison, New York + 2 more",
      "locations": [
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Commack",
          "state": "New York"
        },
        {
          "city": "Harrison",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Rockville Centre",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02181829"
    },
    {
      "nct_id": "NCT01391234",
      "title": "Rapid Radiation Therapy for Painful Osseous Metastatic Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bone Metastases"
      ],
      "interventions": [
        {
          "name": "STAT RT planning and delivery workflow",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 28,
      "start_date": "2011-06",
      "completion_date": "2015-05",
      "has_results": true,
      "last_update_posted_date": "2022-12-01",
      "last_synced_at": "2026-10-07T03:40:23.646Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01391234"
    },
    {
      "nct_id": "NCT01575951",
      "title": "Pilot Study: Dynamic Contrast-enhanced Magnetic Resonance Imaging(DCE-MRI)for Assessing Tumor Vascularity and Permeability in Soft Tissue Sarcoma Treated With Preoperative Radiotherapy Followed by Surgical Resection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Soft Tissue Sarcoma"
      ],
      "interventions": [
        {
          "name": "MRI-DCE",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 16,
      "start_date": "2010-02",
      "completion_date": "2014-12-05",
      "has_results": false,
      "last_update_posted_date": "2020-04-24",
      "last_synced_at": "2026-10-07T03:40:23.646Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01575951"
    }
  ]
}