{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Intensity+Modulated+Radiotherapy&page=4",
    "query": {
      "intervention": "Intensity Modulated Radiotherapy",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 524,
    "total_pages": 53,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Intensity+Modulated+Radiotherapy&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Intensity+Modulated+Radiotherapy&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-29T16:31:44.095Z",
  "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": "NCT04397679",
      "title": "Partial Brain RT, Temozolomide, Chloroquine, and TTF Therapy for the Treatment of Newly Diagnosed Glioblastoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Glioblastoma",
        "Gliosarcoma"
      ],
      "interventions": [
        {
          "name": "3-Dimensional Conformal Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Intensity-Modulated Radiation Therapy (IMRT)",
          "type": "RADIATION"
        },
        {
          "name": "Temozolomide",
          "type": "DRUG"
        },
        {
          "name": "Chloroquine",
          "type": "DRUG"
        },
        {
          "name": "Tumor Treating Fields Therapy (TTF)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Barbara Ann Karmanos Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2,
      "start_date": "2021-08-12",
      "completion_date": "2024-05-14",
      "has_results": false,
      "last_update_posted_date": "2025-01-15",
      "last_synced_at": "2026-10-29T16:31:44.095Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04397679"
    },
    {
      "nct_id": "NCT03803774",
      "title": "Birinapant and Intensity Modulated Re-Irradiation Therapy in Treating Patients With Locally Recurrent Head and Neck Squamous Cell Carcinoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Locally Recurrent Head and Neck Squamous Cell Carcinoma",
        "Nasopharyngeal Squamous Cell Carcinoma",
        "Sinonasal Squamous Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Birinapant",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Intensity-Modulated Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "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": 13,
      "start_date": "2019-09-25",
      "completion_date": "2027-07-09",
      "has_results": true,
      "last_update_posted_date": "2026-08-03",
      "last_synced_at": "2026-10-29T16:31:44.095Z",
      "location_count": 33,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Orange, California + 26 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Coral Gables",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03803774"
    },
    {
      "nct_id": "NCT06309225",
      "title": "Dose Adjusted Chemoradiotherapy in HPV-Associated Oropharynx Cancer of the Elderly",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Oropharynx Cancer",
        "Frailty"
      ],
      "interventions": [
        {
          "name": "Modified dose and fields intensity modulated radiotherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Omar Mahmoud",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "65 Years to 99 Years"
      },
      "enrollment_count": 20,
      "start_date": "2025-12-15",
      "completion_date": "2027-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-29",
      "last_synced_at": "2026-10-29T16:31:44.095Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06309225"
    },
    {
      "nct_id": "NCT06682442",
      "title": "Induction Chemotherapy Response-Guided Radiation for EBV-Associated Nasopharyngeal Carcinoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nasopharyngeal Carcinoma",
        "Stage III Nasopharyngeal Carcinoma AJCC v8",
        "Stage IVA Nasopharyngeal Carcinoma AJCC v8",
        "Nasopharyngeal Cancer",
        "Nasopharyngeal Cancer Stage"
      ],
      "interventions": [
        {
          "name": "Intensity-Modulated Radiation Therapy (IMRT)",
          "type": "RADIATION"
        },
        {
          "name": "Radiographic Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "PROCEDURE"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 66,
      "start_date": "2025-03-18",
      "completion_date": "2032-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-17",
      "last_synced_at": "2026-10-29T16:31:44.095Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06682442"
    },
    {
      "nct_id": "NCT01283178",
      "title": "Phase I Study of IMRT and Molecular-Image Guided Adaptive Radiation Therapy for Advanced HNSCC",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Salivary Gland Squamous Cell Carcinoma",
        "Stage II Salivary Gland Cancer",
        "Stage II Squamous Cell Carcinoma of the Hypopharynx",
        "Stage II Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Stage II Squamous Cell Carcinoma of the Oropharynx",
        "Stage II Verrucous Carcinoma of the Oral Cavity",
        "Stage III Salivary Gland Cancer",
        "Stage III Squamous Cell Carcinoma of the Hypopharynx",
        "Stage III Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Stage III Squamous Cell Carcinoma of the Oropharynx",
        "Stage III Verrucous Carcinoma of the Oral Cavity",
        "Stage IV Salivary Gland Cancer",
        "Stage IV Squamous Cell Carcinoma of the Hypopharynx",
        "Stage IV Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Stage IV Squamous Cell Carcinoma of the Oropharynx",
        "Stage IV Verrucous Carcinoma of the Oral Cavity"
      ],
      "interventions": [
        {
          "name": "intensity-modulated radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "cisplatin",
          "type": "DRUG"
        },
        {
          "name": "image-guided adaptive radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "3'-deoxy-3'-[18F]fluorothymidine",
          "type": "OTHER"
        },
        {
          "name": "positron emission tomography/computed tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "fludeoxyglucose F 18",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 3,
      "start_date": "2011-07",
      "completion_date": "2016-09",
      "has_results": false,
      "last_update_posted_date": "2016-10-31",
      "last_synced_at": "2026-10-29T16:31:44.095Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01283178"
    },
    {
      "nct_id": "NCT06485778",
      "title": "A Study of Radiation Therapy After Surgery in People With Oral Tongue Squamous Cell Carcinoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Oral Tongue Squamous Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Photon intensity modulated radiation therapy (IMRT)",
          "type": "RADIATION"
        },
        {
          "name": "Life questionnaire's",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER"
      ],
      "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": 24,
      "start_date": "2024-06-27",
      "completion_date": "2027-06",
      "has_results": false,
      "last_update_posted_date": "2026-05-29",
      "last_synced_at": "2026-10-29T16:31:44.095Z",
      "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/NCT06485778"
    },
    {
      "nct_id": "NCT00740597",
      "title": "Intensity-Modulated Radiation Therapy in Treating Patients Undergoing Surgery for Stage IB, Stage II, or Stage III Soft Tissue Sarcoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Sarcoma"
      ],
      "interventions": [
        {
          "name": "gene expression analysis",
          "type": "GENETIC"
        },
        {
          "name": "polymerase chain reaction",
          "type": "GENETIC"
        },
        {
          "name": "western blotting",
          "type": "GENETIC"
        },
        {
          "name": "neoadjuvant therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "therapeutic conventional surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "intensity-modulated radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "City of Hope 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": 1,
      "start_date": "2008-07",
      "completion_date": "2010-04",
      "has_results": true,
      "last_update_posted_date": "2014-07-11",
      "last_synced_at": "2026-10-29T16:31:44.095Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00740597"
    },
    {
      "nct_id": "NCT00506324",
      "title": "Oropharyngeal Function After Radiotherapy With IMRT",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Head and Neck Neoplasms"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "21 Years to 79 Years"
      },
      "enrollment_count": 125,
      "start_date": "2006-06",
      "completion_date": "2014-06",
      "has_results": false,
      "last_update_posted_date": "2015-07-14",
      "last_synced_at": "2026-10-29T16:31:44.095Z",
      "location_count": 1,
      "location_summary": "Evanston, Illinois",
      "locations": [
        {
          "city": "Evanston",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00506324"
    },
    {
      "nct_id": "NCT04480190",
      "title": "Neoadjuvant Therapy in Biliary Adenocarcinoma",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cholangiocarcinoma",
        "Biliary Cancer"
      ],
      "interventions": [
        {
          "name": "Gemcitabine",
          "type": "DRUG"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Short course ChemoRT",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Jordan Kharofa",
      "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": "2021-02-04",
      "completion_date": "2022-04-04",
      "has_results": false,
      "last_update_posted_date": "2022-04-20",
      "last_synced_at": "2026-10-29T16:31:44.095Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04480190"
    },
    {
      "nct_id": "NCT06129747",
      "title": "Repeat Breast Conserving Surgery Followed by Daily Partial Breast Irradiation in Ipsilateral Breast",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer",
        "Tumor, Breast"
      ],
      "interventions": [
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 55,
      "start_date": "2023-11-30",
      "completion_date": "2029-08-09",
      "has_results": false,
      "last_update_posted_date": "2026-08-06",
      "last_synced_at": "2026-10-29T16:31:44.095Z",
      "location_count": 2,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06129747"
    }
  ]
}