{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=radiation+therapy+treatment+planning%2Fsimulation",
    "query": {
      "intervention": "radiation therapy treatment planning/simulation"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "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=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-30T04:36:16.299Z",
  "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": "NCT05427214",
      "title": "Imaging Study on Halcyon 4.0 System for Patients Receiving Radiation Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Brain Cancer",
        "Head and Neck Cancer",
        "Lung Cancer",
        "Gastric Cancer",
        "Ovarian Cancer",
        "Colon Cancer"
      ],
      "interventions": [
        {
          "name": "Halcyon 4.0 system",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 52,
      "start_date": "2022-08-19",
      "completion_date": "2024-10-17",
      "has_results": false,
      "last_update_posted_date": "2024-10-21",
      "last_synced_at": "2026-09-30T04:36:16.299Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05427214"
    },
    {
      "nct_id": "NCT04717804",
      "title": "4D CBCT and Intrafractional Imaging for the Determination of the Most Representative 4D Simulation Planning Technique for Lung SBRT Technique Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer of Lung"
      ],
      "interventions": [
        {
          "name": "AIP CT",
          "type": "OTHER"
        },
        {
          "name": "FB (Free-Breathing) CT",
          "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": 12,
      "start_date": "2021-08-17",
      "completion_date": "2023-11-14",
      "has_results": false,
      "last_update_posted_date": "2024-06-27",
      "last_synced_at": "2026-09-30T04:36:16.299Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04717804"
    },
    {
      "nct_id": "NCT00600613",
      "title": "Assess the Feasibility of Cone Beam CT to Localize Liver Metastases Immediately Prior to Radiotherapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Localize Liver Metastases"
      ],
      "interventions": [
        {
          "name": "cone beam imaging",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "18 Years to 95 Years"
      },
      "enrollment_count": 6,
      "start_date": "2006-01",
      "completion_date": "2010-10",
      "has_results": true,
      "last_update_posted_date": "2015-05-07",
      "last_synced_at": "2026-09-30T04:36:16.299Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00600613"
    },
    {
      "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": "2026-09-30T04:36:16.299Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04782726"
    },
    {
      "nct_id": "NCT02950025",
      "title": "Daily Online Adaptation Versus Localization for MRI-Guided SBRT for Unresectable Primary or Oligometastatic Abdominal Malignancies",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pancreatic Cancer",
        "Pancreas Cancer",
        "Cancer of the Pancreas",
        "Hepatocellular Carcinoma"
      ],
      "interventions": [
        {
          "name": "Online, adaptive MR-guided SBRT",
          "type": "DEVICE"
        },
        {
          "name": "Online, non-adaptive MR-guided SBRT",
          "type": "DEVICE"
        },
        {
          "name": "European Organization for Research and Treatment of Cancer (EORTC) QLQ-30",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2017-01-19",
      "completion_date": "2018-03-19",
      "has_results": true,
      "last_update_posted_date": "2019-04-03",
      "last_synced_at": "2026-09-30T04:36:16.299Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02950025"
    },
    {
      "nct_id": "NCT02003482",
      "title": "Prospective Trial of Serial CT Imaging for Evaluation of Dosimetric/Volumetric Changes During IMRT for Head/Neck Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Head and Neck Cancer",
        "Head and Neck Squamous Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Postop IMRT for head/neck cancer",
          "type": "RADIATION"
        },
        {
          "name": "CT for Radiation Treatment Planning",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DEVICE"
      ],
      "sponsor": "University of Miami",
      "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": "2006-05-09",
      "completion_date": "2018-03-26",
      "has_results": false,
      "last_update_posted_date": "2018-03-29",
      "last_synced_at": "2026-09-30T04:36:16.299Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02003482"
    },
    {
      "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": "2026-09-30T04:36:16.299Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05880667"
    },
    {
      "nct_id": "NCT07117032",
      "title": "Simulation-Free Celiac Plexus Pain Ablation Using Stereotactic Body Radiotherapy (SBRT) in Participants With Cancer-Related Celiac Pain",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Pancreatic Cancer",
        "Retroperitoneal Pain Syndrome"
      ],
      "interventions": [
        {
          "name": "Simulation-free workflow",
          "type": "OTHER"
        },
        {
          "name": "Celiac plexus SBRT",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "Case Comprehensive 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": 5,
      "start_date": "2026-05-12",
      "completion_date": "2027-02",
      "has_results": false,
      "last_update_posted_date": "2026-09-22",
      "last_synced_at": "2026-09-30T04:36:16.299Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07117032"
    },
    {
      "nct_id": "NCT06145412",
      "title": "A Study of Xevinapant With Cisplatin and Radiation Therapy After Surgery in People With Head and Neck Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "Xevinapan",
          "type": "DRUG"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "External beam",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "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": 4,
      "start_date": "2023-11-16",
      "completion_date": "2026-08-04",
      "has_results": false,
      "last_update_posted_date": "2026-08-10",
      "last_synced_at": "2026-09-30T04:36:16.299Z",
      "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": "East White Plains",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06145412"
    },
    {
      "nct_id": "NCT04883281",
      "title": "A Prospective Study of Daily Adaptive Radiotherapy to Better Organ-at-Risk Doses in Head and Neck Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "Intensity modulated radiation therapy (IMRT) with or without chemotherapy",
          "type": "RADIATION"
        },
        {
          "name": "cisplatin, cetuximab, or carboplatin-paclitaxel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG"
      ],
      "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": 50,
      "start_date": "2022-02-23",
      "completion_date": "2026-03-11",
      "has_results": false,
      "last_update_posted_date": "2026-03-18",
      "last_synced_at": "2026-09-30T04:36:16.299Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04883281"
    }
  ]
}