{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Stage+IV+Rectal+Cancer",
    "query": {
      "condition": "Stage IV Rectal Cancer"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 461,
    "total_pages": 47,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Stage+IV+Rectal+Cancer&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-21T20:39:30.556Z",
  "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": "NCT02381561",
      "title": "Ropidoxuridine in Treating Patients With Advanced Gastrointestinal Cancer Undergoing Radiation Therapy",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Bile Duct Carcinoma",
        "Stage II Esophageal Cancer AJCC v7",
        "Stage II Pancreatic Cancer AJCC v6 and v7",
        "Stage IIA Esophageal Cancer AJCC v7",
        "Stage IIA Pancreatic Cancer AJCC v6 and v7",
        "Stage IIB Esophageal Cancer AJCC v7",
        "Stage IIB Pancreatic Cancer AJCC v6 and v7",
        "Stage III Colon Cancer AJCC v7",
        "Stage III Esophageal Cancer AJCC v7",
        "Stage III Gastric Cancer AJCC v7",
        "Stage III Liver Cancer",
        "Stage III Pancreatic Cancer AJCC v6 and v7",
        "Stage III Rectal Cancer AJCC v7",
        "Stage III Small Intestinal Cancer AJCC v7",
        "Stage IIIA Colon Cancer AJCC v7",
        "Stage IIIA Esophageal Cancer AJCC v7",
        "Stage IIIA Gastric Cancer AJCC v7",
        "Stage IIIA Rectal Cancer AJCC v7",
        "Stage IIIA Small Intestinal Cancer AJCC v7",
        "Stage IIIB Colon Cancer AJCC v7",
        "Stage IIIB Esophageal Cancer AJCC v7",
        "Stage IIIB Gastric Cancer AJCC v7",
        "Stage IIIB Rectal Cancer AJCC v7",
        "Stage IIIB Small Intestinal Cancer AJCC v7",
        "Stage IIIC Colon Cancer AJCC v7",
        "Stage IIIC Esophageal Cancer AJCC v7",
        "Stage IIIC Gastric Cancer AJCC v7",
        "Stage IIIC Rectal Cancer AJCC v7",
        "Stage IV Colon Cancer AJCC v7",
        "Stage IV Esophageal Cancer AJCC v7",
        "Stage IV Gastric Cancer AJCC v7",
        "Stage IV Liver Cancer",
        "Stage IV Pancreatic Cancer AJCC v6 and v7",
        "Stage IV Rectal Cancer AJCC v7",
        "Stage IV Small Intestinal Cancer AJCC v7",
        "Stage IVA Colon Cancer AJCC v7",
        "Stage IVA Liver Cancer",
        "Stage IVA Rectal Cancer AJCC v7",
        "Stage IVB Colon Cancer AJCC v7",
        "Stage IVB Liver Cancer",
        "Stage IVB Rectal Cancer AJCC v7"
      ],
      "interventions": [
        {
          "name": "Intensity-Modulated Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        },
        {
          "name": "Ropidoxuridine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER",
        "DRUG"
      ],
      "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": 19,
      "start_date": "2016-02-01",
      "completion_date": "2027-03-14",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-05-21T20:39:30.556Z",
      "location_count": 1,
      "location_summary": "Providence, Rhode Island",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02381561"
    },
    {
      "nct_id": "NCT00900302",
      "title": "OX-40 Protein Expression in the Sentinel Lymph Nodes of Patients With Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "protein expression analysis",
          "type": "GENETIC"
        },
        {
          "name": "immunohistochemistry staining method",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "Up to 120 Years"
      },
      "enrollment_count": 98,
      "start_date": "2005-04",
      "completion_date": "2011-03",
      "has_results": false,
      "last_update_posted_date": "2016-02-10",
      "last_synced_at": "2026-05-21T20:39:30.556Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00900302"
    },
    {
      "nct_id": "NCT00002570",
      "title": "Immediate Compared With Delayed Chemotherapy in Advanced Colorectal Cancer Without Signs or Symptoms of Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "leucovorin calcium",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "NCIC Clinical Trials Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "18 Years to 79 Years"
      },
      "enrollment_count": 67,
      "start_date": "1994-07-15",
      "completion_date": "2009-02-10",
      "has_results": false,
      "last_update_posted_date": "2020-04-06",
      "last_synced_at": "2026-05-21T20:39:30.556Z",
      "location_count": 16,
      "location_summary": "Scottsdale, Arizona • Peoria, Illinois • Urbana, Illinois + 13 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Peoria",
          "state": "Illinois"
        },
        {
          "city": "Urbana",
          "state": "Illinois"
        },
        {
          "city": "Cedar Rapids",
          "state": "Iowa"
        },
        {
          "city": "Des Moines",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00002570"
    },
    {
      "nct_id": "NCT07147231",
      "title": "Testing the Effectiveness of the Anti-cancer Drug Pidnarulex (CX-5461), in Combination With Another Anti-cancer Drug Cemiplimab (REGN2810), in Treating Refractory Microsatellite Stable Colorectal Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Colorectal Adenocarcinoma",
        "Refractory Colorectal Adenocarcinoma",
        "Stage III Colorectal Cancer AJCC v8",
        "Stage IV Colorectal Cancer AJCC v8",
        "Unresectable Colorectal Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Cemiplimab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Pidnarulex",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL",
        "DRUG"
      ],
      "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": 86,
      "start_date": "2026-12-21",
      "completion_date": "2027-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-13",
      "last_synced_at": "2026-05-21T20:39:30.556Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07147231"
    },
    {
      "nct_id": "NCT00103298",
      "title": "Isolated Hepatic Perfusion With Melphalan Followed by Combination Chemotherapy in Treating Patients With Unresectable Liver Metastases From Colorectal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Colorectal Cancer",
        "Metastatic Cancer"
      ],
      "interventions": [
        {
          "name": "FOLFOX regimen",
          "type": "DRUG"
        },
        {
          "name": "fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "isolated perfusion",
          "type": "DRUG"
        },
        {
          "name": "leucovorin calcium",
          "type": "DRUG"
        },
        {
          "name": "melphalan",
          "type": "DRUG"
        },
        {
          "name": "oxaliplatin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": null,
      "start_date": "2004-12",
      "completion_date": "2006-07",
      "has_results": false,
      "last_update_posted_date": "2013-06-20",
      "last_synced_at": "2026-05-21T20:39:30.556Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00103298"
    },
    {
      "nct_id": "NCT01952730",
      "title": "Pilot Study of GVAX in Colorectal Cancer Cells",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "GVAX",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Massachusetts General Hospital",
      "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": "2013-11-08",
      "completion_date": "2020-02",
      "has_results": true,
      "last_update_posted_date": "2023-01-12",
      "last_synced_at": "2026-05-21T20:39:30.556Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01952730"
    },
    {
      "nct_id": "NCT00003046",
      "title": "Interleukin-12 in Treating Patients With Cancer in the Abdomen",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Anal Cancer",
        "Colorectal Cancer",
        "Gallbladder Cancer",
        "Gastric Cancer",
        "Pancreatic Cancer"
      ],
      "interventions": [
        {
          "name": "Recombinant Interleukin-12",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "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": 29,
      "start_date": "1997-08",
      "completion_date": "2001-10",
      "has_results": false,
      "last_update_posted_date": "2012-07-30",
      "last_synced_at": "2026-05-21T20:39:30.556Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003046"
    },
    {
      "nct_id": "NCT01116687",
      "title": "RO4929097 in Treating Patients With Metastatic Colorectal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Recurrent Colon Cancer",
        "Recurrent Rectal Cancer",
        "Stage IV Colon Cancer",
        "Stage IV Rectal Cancer"
      ],
      "interventions": [
        {
          "name": "gamma-secretase/Notch signalling pathway inhibitor RO4929097",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "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": 37,
      "start_date": "2010-05",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2014-05-20",
      "last_synced_at": "2026-05-21T20:39:30.556Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01116687"
    },
    {
      "nct_id": "NCT00004087",
      "title": "Radiolabeled Monoclonal Antibody Therapy Plus Peripheral Stem Cell Transplantation in Treating Patients With Metastatic or Recurrent Colorectal Cancer or Pancreatic Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Colorectal Cancer",
        "Pancreatic Cancer"
      ],
      "interventions": [
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "autologous bone marrow transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "indium In 111 monoclonal antibody MN-14",
          "type": "RADIATION"
        },
        {
          "name": "yttrium Y 90 monoclonal antibody MN-14",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Garden State Cancer Center at the Center for Molecular Medicine and Immunology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 15,
      "start_date": "1997-03",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2011-06-22",
      "last_synced_at": "2026-05-21T20:39:30.556Z",
      "location_count": 3,
      "location_summary": "Belleville, New Jersey • Paterson, New Jersey • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Belleville",
          "state": "New Jersey"
        },
        {
          "city": "Paterson",
          "state": "New Jersey"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004087"
    },
    {
      "nct_id": "NCT01605344",
      "title": "Crossover Evaluation of Effect of Atorvastatin on PK of Irinotecan in CRC Patients Receiving FOLFIRI",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Adenocarcinoma of the Colon or Rectum"
      ],
      "interventions": [
        {
          "name": "FOLFIRI.",
          "type": "DRUG"
        },
        {
          "name": "Atorvastatin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "UNC Lineberger 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": 0,
      "start_date": "2012-04",
      "completion_date": "2014-07",
      "has_results": false,
      "last_update_posted_date": "2014-02-27",
      "last_synced_at": "2026-05-21T20:39:30.556Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01605344"
    }
  ]
}