{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Stereotactic+radiotherapy&page=21",
    "query": {
      "intervention": "Stereotactic radiotherapy",
      "page": 21
    },
    "page_size": 10
  },
  "pagination": {
    "page": 21,
    "page_size": 10,
    "total_count": 929,
    "total_pages": 93,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Stereotactic+radiotherapy&page=22&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Stereotactic+radiotherapy&page=20&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-15T14:35:25.110Z",
  "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": "NCT01752036",
      "title": "Radiotherapy for Solid Tumor Spine Metastases",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Solid Tumor Spine Metastases"
      ],
      "interventions": [
        {
          "name": "Post-operative, Stereotactic Body Radiation Therapy (SBRT)",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "12 Years to 100 Years"
      },
      "enrollment_count": 35,
      "start_date": "2013-05-20",
      "completion_date": "2018-07-27",
      "has_results": true,
      "last_update_posted_date": "2020-06-25",
      "last_synced_at": "2026-11-15T14:35:25.110Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01752036"
    },
    {
      "nct_id": "NCT06044857",
      "title": "PSMA PET Response Guided SabR in High Risk Pca",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Prostate Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "68-Ga PSMA11",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "MALE",
        "summary": "18 Years to 99 Years · Male only"
      },
      "enrollment_count": 20,
      "start_date": "2024-03-07",
      "completion_date": "2026-11",
      "has_results": false,
      "last_update_posted_date": "2026-04-14",
      "last_synced_at": "2026-11-15T14:35:25.110Z",
      "location_count": 2,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06044857"
    },
    {
      "nct_id": "NCT02473536",
      "title": "Neo-adjuvant SABR for IVC Tumor Thrombus in Newly Diagnosed RCC",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Renal Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Stereotactic ablative radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "University of Texas Southwestern 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": 25,
      "start_date": "2015-06",
      "completion_date": "2027-01",
      "has_results": false,
      "last_update_posted_date": "2026-01-16",
      "last_synced_at": "2026-11-15T14:35:25.110Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02473536"
    },
    {
      "nct_id": "NCT01644591",
      "title": "Stereotactic Radiosurgery in Treating Patients With Greater Than 3 Melanoma Brain Metastases",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Clinical Stage IV Cutaneous Melanoma AJCC v8",
        "Metastatic Malignant Neoplasm in the Brain",
        "Metastatic Melanoma",
        "Pathologic Stage IV Cutaneous Melanoma AJCC v8"
      ],
      "interventions": [
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Stereotactic Radiosurgery",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "OTHER",
        "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": 49,
      "start_date": "2012-08-02",
      "completion_date": "2028-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-20",
      "last_synced_at": "2026-11-15T14:35:25.110Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01644591"
    },
    {
      "nct_id": "NCT03778879",
      "title": "Pre-operative Stereotactic Body Radiation Therapy for Pancreatic Adenocarcinoma With or Without CCX872-B",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Adenocarcinoma of the Pancreas",
        "Pancreas Cancer"
      ],
      "interventions": [
        {
          "name": "CCX872-B",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Alan Katz",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2019-08-01",
      "completion_date": "2019-08-31",
      "has_results": false,
      "last_update_posted_date": "2019-07-19",
      "last_synced_at": "2026-11-15T14:35:25.110Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03778879"
    },
    {
      "nct_id": "NCT03287050",
      "title": "Anti-PD(L)1 and SBRT in the Treatment of Advanced, Platinum-Refractory Urothelial Carcinoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Urothelial Carcinoma"
      ],
      "interventions": [
        {
          "name": "Pembrolizumab",
          "type": "DRUG"
        },
        {
          "name": "SBRT",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "University of Michigan Rogel 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": 6,
      "start_date": "2018-01-24",
      "completion_date": "2020-11-10",
      "has_results": true,
      "last_update_posted_date": "2021-12-15",
      "last_synced_at": "2026-11-15T14:35:25.110Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03287050"
    },
    {
      "nct_id": "NCT04936230",
      "title": "Immunotherapy With or Without Radiation Therapy for Metastatic Urothelial Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Urothelial Carcinoma",
        "Platinum-Resistant Urothelial Carcinoma",
        "Stage IV Bladder Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Stereotactic Body Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1,
      "start_date": "2022-11-22",
      "completion_date": "2024-08-15",
      "has_results": true,
      "last_update_posted_date": "2025-08-17",
      "last_synced_at": "2026-11-15T14:35:25.110Z",
      "location_count": 83,
      "location_summary": "Littleton, Colorado • Bloomington, Illinois • Canton, Illinois + 64 more",
      "locations": [
        {
          "city": "Littleton",
          "state": "Colorado"
        },
        {
          "city": "Bloomington",
          "state": "Illinois"
        },
        {
          "city": "Canton",
          "state": "Illinois"
        },
        {
          "city": "Carthage",
          "state": "Illinois"
        },
        {
          "city": "Centralia",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04936230"
    },
    {
      "nct_id": "NCT00581113",
      "title": "Neural Stem Cell Preserving Brain Radiation Therapy & Stereotactic Radiosurgery in Patients With 1-6 Brain Metastases",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Lung Cancer",
        "Breast Cancer",
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Radiotherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 8,
      "start_date": "2007-03",
      "completion_date": "2009-06",
      "has_results": true,
      "last_update_posted_date": "2015-06-11",
      "last_synced_at": "2026-11-15T14:35:25.110Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00581113"
    },
    {
      "nct_id": "NCT03750227",
      "title": "Pre-Operative or Post-Operative Stereotactic Radiosurgery in Treating Patients With Operative Metastatic Brain Tumors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Malignant Solid Neoplasm",
        "Metastatic Malignant Neoplasm in the Brain"
      ],
      "interventions": [
        {
          "name": "Conventional Surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Stereotactic Radiosurgery",
          "type": "RADIATION"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER",
        "RADIATION"
      ],
      "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": 140,
      "start_date": "2018-11-19",
      "completion_date": "2030-11-08",
      "has_results": false,
      "last_update_posted_date": "2026-08-19",
      "last_synced_at": "2026-11-15T14:35:25.110Z",
      "location_count": 4,
      "location_summary": "Scottsdale, Arizona • Jacksonville, Florida • Bethesda, Maryland + 1 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03750227"
    },
    {
      "nct_id": "NCT05628363",
      "title": "Adaptive Stereotactic Body Radiation Therapy to the Prostate and Pelvic Nodes With Simultaneous Integrated Boost to the MR-detected Nodule for Patients With High-risk and Unfavorable Intermediate-risk Prostate Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Cancer",
        "Cancer of the Prostate"
      ],
      "interventions": [
        {
          "name": "Ethos Varian treatment system",
          "type": "DEVICE"
        },
        {
          "name": "Adaptive stereotactic body radiotherapy",
          "type": "RADIATION"
        },
        {
          "name": "Androgen deprivation therapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "RADIATION",
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "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": 28,
      "start_date": "2023-01-18",
      "completion_date": "2030-07-25",
      "has_results": true,
      "last_update_posted_date": "2026-07-02",
      "last_synced_at": "2026-11-15T14:35:25.110Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05628363"
    }
  ]
}