{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Reduced+dose+radiotherapy&page=2",
    "query": {
      "intervention": "Reduced dose radiotherapy",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 271,
    "total_pages": 28,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Reduced+dose+radiotherapy&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Reduced+dose+radiotherapy&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-30T21:28:02.586Z",
  "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": "NCT02945631",
      "title": "Quarterback 2b - Sequential Therapy With Reduced Dose Chemoradiotherapy for HPV Oropharynx Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Locally Advanced HPV Positive Oropharynx Cancer"
      ],
      "interventions": [
        {
          "name": "PTV56",
          "type": "RADIATION"
        },
        {
          "name": "PTV50.4",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 43,
      "start_date": "2016-04-25",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-04-02",
      "last_synced_at": "2026-09-30T21:28:02.586Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02945631"
    },
    {
      "nct_id": "NCT05610826",
      "title": "Preoperative PRRT Versus Surgical Cytoreduction in Metastatic Pancreatic Neuroendocrine Tumors to the Liver",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Pancreatic Neuroendocrine Tumor",
        "Pancreas Cancer"
      ],
      "interventions": [
        {
          "name": "cytoreductive surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Lutathera - a small molecule used in Peptide Receptor Radionuclide Therapy (PRRT)",
          "type": "DRUG"
        },
        {
          "name": "Peptide receptor radionuclide therapy (PRRT)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "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": "2023-03-07",
      "completion_date": "2024-09-11",
      "has_results": false,
      "last_update_posted_date": "2024-10-26",
      "last_synced_at": "2026-09-30T21:28:02.586Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05610826"
    },
    {
      "nct_id": "NCT02665065",
      "title": "Study of Iomab-B vs. Conventional Care in Older Subjects With Active, Relapsed or Refractory Acute Myeloid Leukemia",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Acute Myeloid Leukemia",
        "Leukemia, Acute Myeloid",
        "Myeloid Leukemia, Acute",
        "Leukemia, Myeloid, Acute",
        "Acute Myelogenous Leukemia",
        "Leukemia, Acute Myelogenous",
        "Myelogenous Leukemia, Acute",
        "AML",
        "Bone Marrow Transplant"
      ],
      "interventions": [
        {
          "name": "Iomab-B",
          "type": "DRUG"
        },
        {
          "name": "Conventional Care",
          "type": "DRUG"
        },
        {
          "name": "HCT",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Actinium Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 153,
      "start_date": "2016-06",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2023-07-19",
      "last_synced_at": "2026-09-30T21:28:02.586Z",
      "location_count": 22,
      "location_summary": "Gilbert, Arizona • New Haven, Connecticut • Washington D.C., District of Columbia + 18 more",
      "locations": [
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Maywood",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02665065"
    },
    {
      "nct_id": "NCT00423293",
      "title": "Intensity-Modulated Radiation Therapy, Fluorouracil, and Mitomycin C in Treating Patients With Invasive Anal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anal Cancer"
      ],
      "interventions": [
        {
          "name": "fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "mitomycin C",
          "type": "DRUG"
        },
        {
          "name": "Intensity-modulated radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Radiation Therapy Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 63,
      "start_date": "2006-12",
      "completion_date": "2016-12",
      "has_results": true,
      "last_update_posted_date": "2019-02-27",
      "last_synced_at": "2026-09-30T21:28:02.586Z",
      "location_count": 169,
      "location_summary": "Tucson, Arizona • Auburn, California • Burbank, California + 128 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Auburn",
          "state": "California"
        },
        {
          "city": "Burbank",
          "state": "California"
        },
        {
          "city": "Cameron Park",
          "state": "California"
        },
        {
          "city": "Carmichael",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00423293"
    },
    {
      "nct_id": "NCT00882232",
      "title": "Cross-linked Hyaluronan Gel Reduces Rectal Toxicity Due to Radiation Therapy for Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Cross-linked hyaluronan gel",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Cancer Center of Irvine",
      "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": 10,
      "start_date": "2008-09",
      "completion_date": "2009-09",
      "has_results": false,
      "last_update_posted_date": "2013-02-15",
      "last_synced_at": "2026-09-30T21:28:02.586Z",
      "location_count": 1,
      "location_summary": "Irvine, California",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00882232"
    },
    {
      "nct_id": "NCT02988466",
      "title": "Reduced Intensity (RIC) Conditioning And Transplantation of HLA-Haplo-HCT",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hematologic Malignancies"
      ],
      "interventions": [
        {
          "name": "Haplo HCT ≥55 years old",
          "type": "BIOLOGICAL"
        },
        {
          "name": "GVHD Prophylaxis",
          "type": "DRUG"
        },
        {
          "name": "Haplo HCT ≥55 and < 65 years old",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Haplo HCT ≥65 and ≤75 years old",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Masonic Cancer Center, University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "Up to 75 Years"
      },
      "enrollment_count": 78,
      "start_date": "2017-01-24",
      "completion_date": "2025-03-24",
      "has_results": true,
      "last_update_posted_date": "2025-05-28",
      "last_synced_at": "2026-09-30T21:28:02.586Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02988466"
    },
    {
      "nct_id": "NCT01807754",
      "title": "Simulated Screening Study for Breast Imaging",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cysts",
        "Breast Tumors"
      ],
      "interventions": [
        {
          "name": "X-ray and ultrasound imaging scanning",
          "type": "PROCEDURE"
        },
        {
          "name": "Photoacoustic imaging scans for breast cancer screening",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "80 Years",
        "sex": "FEMALE",
        "summary": "30 Years to 80 Years · Female only"
      },
      "enrollment_count": 41,
      "start_date": "2012-12",
      "completion_date": "2020-04-23",
      "has_results": false,
      "last_update_posted_date": "2020-05-21",
      "last_synced_at": "2026-09-30T21:28:02.586Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01807754"
    },
    {
      "nct_id": "NCT01440283",
      "title": "A Phase II Study of Intensity Modulated Radiation Therapy (IMRT) in High Risk Abdominal Neuroblastoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Abdominal Neuroblastoma"
      ],
      "interventions": [
        {
          "name": "Intensity Modulated Radiation Therapy (IMRT)",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "6 Months to 18 Years"
      },
      "enrollment_count": 14,
      "start_date": "2011-09",
      "completion_date": "2015-03",
      "has_results": true,
      "last_update_posted_date": "2016-03-03",
      "last_synced_at": "2026-09-30T21:28:02.586Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01440283"
    },
    {
      "nct_id": "NCT03253744",
      "title": "Prostate SBRT for Locally Recurrent Prostate Cancer After Prior Radiotherapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Prostate Cancer",
        "Prostatic Neoplasm"
      ],
      "interventions": [
        {
          "name": "18F-DCFPyL",
          "type": "DRUG"
        },
        {
          "name": "Tumor Irradiation",
          "type": "RADIATION"
        },
        {
          "name": "Prostate + tumor irradiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 17,
      "start_date": "2018-07-05",
      "completion_date": "2025-01-30",
      "has_results": true,
      "last_update_posted_date": "2025-10-08",
      "last_synced_at": "2026-09-30T21:28:02.586Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03253744"
    },
    {
      "nct_id": "NCT00303667",
      "title": "Donor Natural Killer Cells and Aldesleukin in Treating Patients w/High Risk AML Undergoing Donor Stem Cell Transplant",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Acute Myelogenous Leukemia"
      ],
      "interventions": [
        {
          "name": "aldesleukin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "natural killer cells",
          "type": "BIOLOGICAL"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "fludarabine phosphate",
          "type": "DRUG"
        },
        {
          "name": "allogeneic hematopoietic stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "total body irradiation",
          "type": "RADIATION"
        },
        {
          "name": "Thymoglobulin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Cyclosporin A",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Masonic Cancer Center, University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 50,
      "start_date": "2005-01",
      "completion_date": "2011-03",
      "has_results": true,
      "last_update_posted_date": "2017-12-28",
      "last_synced_at": "2026-09-30T21:28:02.586Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00303667"
    }
  ]
}