{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Radiotherapy+followed+by+chemotherapy&page=21",
    "query": {
      "intervention": "Radiotherapy followed by chemotherapy",
      "page": 21
    },
    "page_size": 10
  },
  "pagination": {
    "page": 21,
    "page_size": 10,
    "total_count": 887,
    "total_pages": 89,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Radiotherapy+followed+by+chemotherapy&page=22&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Radiotherapy+followed+by+chemotherapy&page=20&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-15T05:42:40.578Z",
  "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": "NCT00177853",
      "title": "Celecoxib, Irinotecan and Concurrent Radiotherapy in Preoperative Pancreatic Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Pancreatic Cancer"
      ],
      "interventions": [
        {
          "name": "celecoxib",
          "type": "DRUG"
        },
        {
          "name": "irinotecan",
          "type": "DRUG"
        },
        {
          "name": "concurrent radiotherapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 23,
      "start_date": "2006-12",
      "completion_date": "2010-07",
      "has_results": false,
      "last_update_posted_date": "2010-07-02",
      "last_synced_at": "2026-10-15T05:42:40.578Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00177853"
    },
    {
      "nct_id": "NCT00008177",
      "title": "Radiolabeled Monoclonal Antibody Therapy, Fludarabine Phosphate, and Low-Dose Total-Body Irradiation Followed by Donor Stem Cell Transplant and Immunosuppression Therapy in Treating Older Patients With Advanced Acute Myeloid Leukemia or High-Risk Myelodysplastic Syndromes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Adult Acute Myeloid Leukemia in Remission",
        "Adult Acute Myeloid Leukemia With 11q23 (MLL) Abnormalities",
        "Adult Acute Myeloid Leukemia With Del(5q)",
        "Adult Acute Myeloid Leukemia With Inv(16)(p13;q22)",
        "Adult Acute Myeloid Leukemia With t(15;17)(q22;q12)",
        "Adult Acute Myeloid Leukemia With t(16;16)(p13;q22)",
        "Adult Acute Myeloid Leukemia With t(8;21)(q22;q22)",
        "Chronic Myelomonocytic Leukemia",
        "de Novo Myelodysplastic Syndromes",
        "Previously Treated Myelodysplastic Syndromes",
        "Recurrent Adult Acute Myeloid Leukemia",
        "Refractory Anemia With Excess Blasts",
        "Refractory Anemia With Excess Blasts in Transformation",
        "Refractory Anemia With Ringed Sideroblasts",
        "Refractory Cytopenia With Multilineage Dysplasia",
        "Secondary Myelodysplastic Syndromes",
        "Untreated Adult Acute Myeloid Leukemia"
      ],
      "interventions": [
        {
          "name": "iodine I 131 monoclonal antibody BC8",
          "type": "RADIATION"
        },
        {
          "name": "total-body irradiation",
          "type": "RADIATION"
        },
        {
          "name": "allogeneic hematopoietic stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "fludarabine phosphate",
          "type": "DRUG"
        },
        {
          "name": "cyclosporine",
          "type": "DRUG"
        },
        {
          "name": "mycophenolate mofetil",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "PROCEDURE",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 79,
      "start_date": "1999-07-27",
      "completion_date": "2010-12-15",
      "has_results": false,
      "last_update_posted_date": "2019-11-13",
      "last_synced_at": "2026-10-15T05:42:40.578Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00008177"
    },
    {
      "nct_id": "NCT01319565",
      "title": "Prospective Randomized Study of Cell Transfer Therapy for Metastatic Melanoma Using Tumor Infiltrating Lymphocytes Plus IL-2 Following Non-Myeloablative Lymphocyte Depleting Chemo Regimen Alone or in Conjunction With 12Gy Total Body Irradiation (TBI...",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Melanoma",
        "Skin Cancer"
      ],
      "interventions": [
        {
          "name": "Aldesleukin",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Young TIL",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Total Body Irradiation (TBI)",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "RADIATION"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "66 Years",
        "sex": "ALL",
        "summary": "18 Years to 66 Years"
      },
      "enrollment_count": 102,
      "start_date": "2011-03-24",
      "completion_date": "2024-09-10",
      "has_results": true,
      "last_update_posted_date": "2025-12-19",
      "last_synced_at": "2026-10-15T05:42:40.578Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01319565"
    },
    {
      "nct_id": "NCT00003546",
      "title": "Gemcitabine Plus Radiation Therapy in Treating Patients With Pancreatic Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pancreatic Cancer"
      ],
      "interventions": [
        {
          "name": "gemcitabine hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "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": "1998-09",
      "completion_date": "2006-01",
      "has_results": false,
      "last_update_posted_date": "2016-07-20",
      "last_synced_at": "2026-10-15T05:42:40.578Z",
      "location_count": 48,
      "location_summary": "Birmingham, Alabama • La Jolla, California • San Francisco, California + 29 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Wilmington",
          "state": "Delaware"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003546"
    },
    {
      "nct_id": "NCT00066222",
      "title": "Cisplatin, Etoposide, and Radiation Therapy in Treating Patients With Limited-Stage Small Cell Lung Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Etoposide",
          "type": "DRUG"
        },
        {
          "name": "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": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 72,
      "start_date": "2003-06",
      "completion_date": "2013-11",
      "has_results": true,
      "last_update_posted_date": "2017-12-22",
      "last_synced_at": "2026-10-15T05:42:40.578Z",
      "location_count": 104,
      "location_summary": "Birmingham, Alabama • Castro Valley, California • Hayward, California + 74 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Castro Valley",
          "state": "California"
        },
        {
          "city": "Hayward",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00066222"
    },
    {
      "nct_id": "NCT05863195",
      "title": "Testing Pump Chemotherapy in Addition to Standard of Care Chemotherapy Versus Standard of Care Chemotherapy Alone for Patients With Unresectable Colorectal Liver Metastases: The PUMP Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Metastatic Colorectal Carcinoma",
        "Metastatic Malignant Neoplasm in the Liver",
        "Stage IV Colorectal Cancer AJCC v8",
        "Unresectable Colorectal Carcinoma"
      ],
      "interventions": [
        {
          "name": "Bevacizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Capecitabine",
          "type": "DRUG"
        },
        {
          "name": "Cetuximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Floxuridine",
          "type": "DRUG"
        },
        {
          "name": "Fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Implantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Intrahepatic Infusion Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Irinotecan",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Oxaliplatin",
          "type": "DRUG"
        },
        {
          "name": "Panitumumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Single Photon Emission Computed Tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "ECOG-ACRIN Cancer Research Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 408,
      "start_date": "2024-04-10",
      "completion_date": "2029-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-24",
      "last_synced_at": "2026-10-15T05:42:40.578Z",
      "location_count": 62,
      "location_summary": "Birmingham, Alabama • Gilbert, Arizona • Phoenix, Arizona + 48 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Sun City",
          "state": "Arizona"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05863195"
    },
    {
      "nct_id": "NCT00599131",
      "title": "Cetuximab and Radiation Therapy in Laryngeal Cancer Patients Who Have Responded to One Cycle of Chemotherapy (SPORE)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cancer of Larynx"
      ],
      "interventions": [
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Cetuximab",
          "type": "DRUG"
        },
        {
          "name": "5-Fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Docetaxel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 4,
      "start_date": "2007-08",
      "completion_date": "2010-10",
      "has_results": true,
      "last_update_posted_date": "2015-12-03",
      "last_synced_at": "2026-10-15T05:42:40.578Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00599131"
    },
    {
      "nct_id": "NCT00004188",
      "title": "Combination Chemotherapy and Peripheral Stem Cell Transplantation in Treating Patients With Neuroblastoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Neuroblastoma"
      ],
      "interventions": [
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "carboplatin",
          "type": "DRUG"
        },
        {
          "name": "cisplatin",
          "type": "DRUG"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "doxorubicin hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "isotretinoin",
          "type": "DRUG"
        },
        {
          "name": "melphalan",
          "type": "DRUG"
        },
        {
          "name": "topotecan hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "vincristine sulfate",
          "type": "DRUG"
        },
        {
          "name": "autologous bone marrow transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "bone marrow ablation with stem cell support",
          "type": "PROCEDURE"
        },
        {
          "name": "conventional surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "Up to 30 Years"
      },
      "enrollment_count": 495,
      "start_date": "2001-02",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-05-17",
      "last_synced_at": "2026-10-15T05:42:40.578Z",
      "location_count": 86,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Downey, California + 76 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Downey",
          "state": "California"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004188"
    },
    {
      "nct_id": "NCT00084773",
      "title": "Neoadjuvant Cetuximab, Fluorouracil, and Pelvic Irradiation in Treating Patients With Locally Advanced or Locally Recurrent Rectal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "cetuximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "neoadjuvant therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 28,
      "start_date": "2004-03",
      "completion_date": "2010-03",
      "has_results": false,
      "last_update_posted_date": "2015-12-22",
      "last_synced_at": "2026-10-15T05:42:40.578Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00084773"
    },
    {
      "nct_id": "NCT03746262",
      "title": "Changes in Circulating Tumor-Specific DNA in Patients With Non-Metastatic Non-Small Cell Lung Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Non Small Cell Lung Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "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": 40,
      "start_date": "2016-05-13",
      "completion_date": "2018-08-10",
      "has_results": false,
      "last_update_posted_date": "2018-11-21",
      "last_synced_at": "2026-10-15T05:42:40.578Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03746262"
    }
  ]
}