{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Radiosurgery&page=5",
    "query": {
      "condition": "Radiosurgery",
      "page": 5
    },
    "page_size": 10
  },
  "pagination": {
    "page": 5,
    "page_size": 10,
    "total_count": 268,
    "total_pages": 27,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Radiosurgery&page=6&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Radiosurgery&page=4&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-31T01:23:04.564Z",
  "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": "NCT04225039",
      "title": "Anti-GITR/Anti-PD1/Stereotactic Radiosurgery, in Recurrent Glioblastoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Glioblastoma"
      ],
      "interventions": [
        {
          "name": "INCMGA00012",
          "type": "DRUG"
        },
        {
          "name": "INCAGN01876",
          "type": "DRUG"
        },
        {
          "name": "SRS",
          "type": "DRUG"
        },
        {
          "name": "Brain surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 39,
      "start_date": "2020-06-23",
      "completion_date": "2029-04-30",
      "has_results": true,
      "last_update_posted_date": "2026-06-23",
      "last_synced_at": "2026-10-31T01:23:04.564Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04225039"
    },
    {
      "nct_id": "NCT05204290",
      "title": "Study of Combined Decompressive Spine Radiosurgery and Pembrolizumab",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Epidural Spinal Tumors",
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Pembrolizumab",
          "type": "DRUG"
        },
        {
          "name": "Stereotactic Body Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Blood draws",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1,
      "start_date": "2022-03-28",
      "completion_date": "2022-10-07",
      "has_results": true,
      "last_update_posted_date": "2026-06-29",
      "last_synced_at": "2026-10-31T01:23:04.564Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05204290"
    },
    {
      "nct_id": "NCT02054689",
      "title": "Fractionated Stereotactic Radiosurgery for Large Brain Metastases",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Large Brain Mets"
      ],
      "interventions": [
        {
          "name": "Fractionated Stereotactic Radiosurgery",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Steven Burton",
      "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": "2013-07-16",
      "completion_date": "2023-03-09",
      "has_results": true,
      "last_update_posted_date": "2025-05-28",
      "last_synced_at": "2026-10-31T01:23:04.564Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02054689"
    },
    {
      "nct_id": "NCT04711824",
      "title": "Study of Stereotactic Radiosurgery With Olaparib Followed by Durvalumab and Physician's Choice Systemic Therapy in Subjects With Breast Cancer Brain Metastases",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer",
        "Brain Metastases, Adult"
      ],
      "interventions": [
        {
          "name": "Olaparib",
          "type": "DRUG"
        },
        {
          "name": "Stereotactic Radiosurgery",
          "type": "RADIATION"
        },
        {
          "name": "Durvalumab",
          "type": "DRUG"
        },
        {
          "name": "Physicians Choice systemic chemotherapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Colette Shen",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 41,
      "start_date": "2022-03-09",
      "completion_date": "2026-11",
      "has_results": false,
      "last_update_posted_date": "2026-07-10",
      "last_synced_at": "2026-10-31T01:23:04.564Z",
      "location_count": 7,
      "location_summary": "Birmingham, Alabama • Hollywood, Florida • Indianapolis, Indiana + 4 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Hollywood",
          "state": "Florida"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04711824"
    },
    {
      "nct_id": "NCT04588246",
      "title": "Comparing Whole Brain Radiotherapy Using a Technique That Avoids the Hippocampus to Stereotactic Radiosurgery in Patients With Cancer That Has Spread to the Brain and Come Back in Other Areas of the Brain After Earlier Stereotactic Radiosurgery",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Anatomic Stage IV Breast Cancer AJCC v8",
        "Metastatic Lung Non-Small Cell Carcinoma",
        "Metastatic Lung Small Cell Carcinoma",
        "Metastatic Malignant Breast Neoplasm",
        "Metastatic Malignant Digestive System Neoplasm",
        "Metastatic Malignant Neoplasm in the Brain",
        "Metastatic Malignant Solid Neoplasm",
        "Metastatic Melanoma",
        "Metastatic Renal Cell Carcinoma",
        "Recurrent Brain Neoplasm",
        "Stage IV Lung Cancer AJCC v8",
        "Stage IV Renal Cell Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Memantine",
          "type": "DRUG"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Stereotactic Radiosurgery",
          "type": "RADIATION"
        },
        {
          "name": "Whole-Brain Radiotherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "NRG Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 19,
      "start_date": "2021-08-05",
      "completion_date": "2024-08-06",
      "has_results": true,
      "last_update_posted_date": "2026-05-20",
      "last_synced_at": "2026-10-31T01:23:04.564Z",
      "location_count": 79,
      "location_summary": "Tucson, Arizona • Corona, California • Duarte, California + 63 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Corona",
          "state": "California"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04588246"
    },
    {
      "nct_id": "NCT04804644",
      "title": "Testing if High Dose Radiation Only to the Sites of Brain Cancer Compared to Whole Brain Radiation That Avoids the Hippocampus is Better at Preventing Loss of Memory and Thinking Ability",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Metastatic Lung Small Cell Carcinoma",
        "Metastatic Malignant Neoplasm in the Brain",
        "Recurrent Lung Small Cell Carcinoma",
        "Stage IV Lung Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Memantine Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Neurocognitive Assessment",
          "type": "OTHER"
        },
        {
          "name": "Stereotactic Radiosurgery",
          "type": "RADIATION"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        },
        {
          "name": "Whole-Brain Radiotherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "NRG Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 152,
      "start_date": "2021-06-08",
      "completion_date": "2031-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-14",
      "last_synced_at": "2026-10-31T01:23:04.564Z",
      "location_count": 227,
      "location_summary": "Phoenix, Arizona • Anaheim, California • Bellflower, California + 172 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Bellflower",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04804644"
    },
    {
      "nct_id": "NCT04545814",
      "title": "Analyzing Preoperative Stereotactic Radiosurgery With Gamma Knife Icon for Brain Metastases",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Brain Metastases"
      ],
      "interventions": [
        {
          "name": "Stereotactic Radiosurgery",
          "type": "DEVICE"
        },
        {
          "name": "Surgical Resection",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 11,
      "start_date": "2021-01-15",
      "completion_date": "2024-08-22",
      "has_results": true,
      "last_update_posted_date": "2026-03-24",
      "last_synced_at": "2026-10-31T01:23:04.564Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04545814"
    },
    {
      "nct_id": "NCT02085304",
      "title": "Tumor Resection and Gliadel® Wafers, Followed by Temodar® With Standard Radiation or GammaKnife® for New GBM",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Glioblastoma"
      ],
      "interventions": [
        {
          "name": "Gross total resection and Gliadel(R) wafers implanted",
          "type": "PROCEDURE"
        },
        {
          "name": "GammaKnife(R) stereotactic Radiosurgery",
          "type": "RADIATION"
        },
        {
          "name": "Standard fractionated radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "Temozolomide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION",
        "DRUG"
      ],
      "sponsor": "St. Joseph's Hospital and Medical Center, Phoenix",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 8,
      "start_date": "2013-05-07",
      "completion_date": "2018-05-29",
      "has_results": false,
      "last_update_posted_date": "2024-04-19",
      "last_synced_at": "2026-10-31T01:23:04.564Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02085304"
    },
    {
      "nct_id": "NCT01581749",
      "title": "Evaluation of Truebeam for Low-Intermediate Risk Prostate Cancer",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Prostate Neoplasms"
      ],
      "interventions": [
        {
          "name": "\"TrueBeam\" stereotactic body radiosurgery",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Albert DeNittis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "21 Years and older · Male only"
      },
      "enrollment_count": 50,
      "start_date": "2011-10",
      "completion_date": "2022-12",
      "has_results": false,
      "last_update_posted_date": "2016-03-23",
      "last_synced_at": "2026-10-31T01:23:04.564Z",
      "location_count": 1,
      "location_summary": "Wynnewood, Pennsylvania",
      "locations": [
        {
          "city": "Wynnewood",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01581749"
    },
    {
      "nct_id": "NCT03488472",
      "title": "Radiosurgery Plus NovoTTF-200A for Metastatic Small Cell Lung Cancer to the Brain",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Brain Metastases",
        "Small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "NovoTTF-200A",
          "type": "DEVICE"
        },
        {
          "name": "Stereotactic Radiosurgery (SRS)",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "RADIATION"
      ],
      "sponsor": "Drexell Hunter Boggs",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 1,
      "start_date": "2019-08-09",
      "completion_date": "2022-02-15",
      "has_results": true,
      "last_update_posted_date": "2023-05-06",
      "last_synced_at": "2026-10-31T01:23:04.564Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03488472"
    }
  ]
}