{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hereditary+Nonpolyposis+Colorectal+Cancer",
    "query": {
      "condition": "Hereditary Nonpolyposis Colorectal Cancer"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 77,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hereditary+Nonpolyposis+Colorectal+Cancer&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T22:25:28.202Z",
  "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": "NCT04500548",
      "title": "Testing the Combination of Two Immunotherapy Drugs (Nivolumab and Ipilimumab) in Children, Adolescent, and Young Adult Patients With Relapsed/Refractory Cancers That Have an Increased Number of Genetic Changes, The 3CI Study",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Constitutional Mismatch Repair Deficiency Syndrome",
        "Hematopoietic and Lymphoid Cell Neoplasm",
        "Lynch Syndrome",
        "Recurrent Lymphoma",
        "Recurrent Malignant Solid Neoplasm",
        "Recurrent Neuroblastoma",
        "Recurrent Primary Central Nervous System Neoplasm",
        "Refractory Lymphoma",
        "Refractory Malignant Solid Neoplasm",
        "Refractory Neuroblastoma",
        "Refractory Primary Central Nervous System Neoplasm",
        "Xeroderma Pigmentosum"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Ipilimumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Nivolumab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "12 Months to 25 Years"
      },
      "enrollment_count": 0,
      "start_date": "2021-05-11",
      "completion_date": "2022-06-21",
      "has_results": false,
      "last_update_posted_date": "2026-06-10",
      "last_synced_at": "2026-07-23T22:25:28.202Z",
      "location_count": 7,
      "location_summary": "Palo Alto, California • Aurora, Colorado • St Louis, Missouri + 4 more",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04500548"
    },
    {
      "nct_id": "NCT07106359",
      "title": "Initial Testing of a Behavioral Intervention About Genetic Services for Families at Risk of Lynch Syndrome",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cascade Testing",
        "Lynch Syndrome",
        "Decision Making",
        "Colorectal Cancer",
        "Uterine Cancer",
        "Cancer Prevention"
      ],
      "interventions": [
        {
          "name": "Information Letter and Booklet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Information Letter",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 185,
      "start_date": "2025-09-15",
      "completion_date": "2027-10-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-21",
      "last_synced_at": "2026-07-23T22:25:28.202Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07106359"
    },
    {
      "nct_id": "NCT02359565",
      "title": "Pembrolizumab in Treating Younger Patients With Recurrent, Progressive, or Refractory High-Grade Gliomas, Diffuse Intrinsic Pontine Gliomas, Hypermutated Brain Tumors, Ependymoma or Medulloblastoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Constitutional Mismatch Repair Deficiency Syndrome",
        "Lynch Syndrome",
        "Malignant Glioma",
        "Recurrent Brain Neoplasm",
        "Recurrent Childhood Ependymoma",
        "Recurrent Diffuse Intrinsic Pontine Glioma",
        "Recurrent Medulloblastoma",
        "Refractory Brain Neoplasm",
        "Refractory Diffuse Intrinsic Pontine Glioma",
        "Refractory Ependymoma",
        "Refractory Medulloblastoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Conventional Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Diffusion Tensor Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Diffusion Weighted Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Dynamic Contrast-enhanced MR Perfusion",
          "type": "PROCEDURE"
        },
        {
          "name": "Dynamic Susceptibility Contrast-Perfusion-Weighted Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Spectroscopic Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "1 Year to 30 Years"
      },
      "enrollment_count": 71,
      "start_date": "2015-06-03",
      "completion_date": "2027-01-16",
      "has_results": false,
      "last_update_posted_date": "2026-07-20",
      "last_synced_at": "2026-07-23T22:25:28.202Z",
      "location_count": 11,
      "location_summary": "Los Angeles, California • Palo Alto, California • Aurora, Colorado + 8 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02359565"
    },
    {
      "nct_id": "NCT05692596",
      "title": "The Pancreas Interception Center (PIC) for Early Detection, Prevention, and Novel Therapeutics",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pancreatic Ductal Adenocarcinoma",
        "Pancreatic Cyst",
        "Chronic Pancreatitis",
        "Fatty Pancreas",
        "Genetic Pancreatic Cancer",
        "Genetic Pancreatitis",
        "BRCA Mutation",
        "Lynch Syndrome",
        "FAP",
        "Familial Atypical Multiple Mole-Melanoma",
        "PALB2 Gene Mutation",
        "Peutz-Jeghers Syndrome",
        "Ataxia Telangiectasia"
      ],
      "interventions": [
        {
          "name": "Data collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "H. Lee Moffitt Cancer Center and Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 317,
      "start_date": "2022-10-06",
      "completion_date": "2026-07",
      "has_results": false,
      "last_update_posted_date": "2026-04-01",
      "last_synced_at": "2026-07-23T22:25:28.202Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05692596"
    },
    {
      "nct_id": "NCT00001693",
      "title": "Phase I-II Multiple-Dose Safety and Efficacy Study of a Selective Inhibitor of Cyclooxygenase - 2 (SC-58635) in Hereditary Non-Polyposis Colorectal Cancer (HNPCC) Patients and Carriers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Colorectal Neoplasm",
        "Hereditary Nonpolyposis"
      ],
      "interventions": [
        {
          "name": "Celecoxib (SC-58635)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 20,
      "start_date": "1998-03",
      "completion_date": "2002-01",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-07-23T22:25:28.202Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001693"
    },
    {
      "nct_id": "NCT03831698",
      "title": "Omega 3 Fatty Acids in Colorectal Cancer (CRC) Prevention in Patients With Lynch Syndrome (COLYNE)",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Colorectal Cancer",
        "Lynch Syndrome"
      ],
      "interventions": [
        {
          "name": "Omega-3 fatty acid ethyl esters (2 gram)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Kansas 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": 21,
      "start_date": "2019-02-06",
      "completion_date": "2024-08",
      "has_results": false,
      "last_update_posted_date": "2023-06-01",
      "last_synced_at": "2026-07-23T22:25:28.202Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03831698"
    },
    {
      "nct_id": "NCT01582841",
      "title": "Integrating Genetic Testing for Lynch Syndrome in a Managed Care Setting",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colon Cancer",
        "Lynch Syndrome"
      ],
      "interventions": [
        {
          "name": "MSI screening test",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Kaiser Permanente",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 247,
      "start_date": "2012-02",
      "completion_date": "2016-07",
      "has_results": false,
      "last_update_posted_date": "2016-08-31",
      "last_synced_at": "2026-07-23T22:25:28.202Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01582841"
    },
    {
      "nct_id": "NCT03050268",
      "title": "Familial Investigations of Childhood Cancer Predisposition",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acute Leukemia",
        "Adenomatous Polyposis",
        "Adrenocortical Carcinoma",
        "AML",
        "BAP1 Tumor Predisposition Syndrome",
        "Carney Complex",
        "Choroid Plexus Carcinoma",
        "Constitutional Mismatch Repair Deficiency Syndrome",
        "Diamond-Blackfan Anemia",
        "DICER1 Syndrome",
        "Dyskeratosis Congenita",
        "Emberger Syndrome",
        "Familial Acute Myeloid Leukemia",
        "Familial Adenomatous Polyposis",
        "Fanconi Anemia",
        "Familial Cancer",
        "Familial Wilms Tumor",
        "Familial Neuroblastoma",
        "GIST",
        "Hereditary Breast and Ovarian Cancer",
        "Hereditary Paraganglioma-Pheochromocytoma Syndrome",
        "Hodgkin Lymphoma",
        "Juvenile Polyposis",
        "Li-Fraumeni Syndrome",
        "Lynch Syndrome",
        "MDS",
        "Melanoma Syndrome",
        "Multiple Endocrine Neoplasia Type 1",
        "Multiple Endocrine Neoplasia Type 2",
        "Neuroblastoma",
        "Neurofibromatosis Type 1",
        "Neurofibromatosis Type II",
        "Nevoid Basal Cell Carcinoma Syndrome",
        "Non Hodgkin Lymphoma",
        "Noonan Syndrome and Other Rasopathy",
        "Overgrowth Syndromes",
        "Pancreatic Cancer",
        "Peutz-Jeghers Syndrome",
        "Pheochromocytoma/Paraganglioma",
        "PTEN Hamartoma Tumor Syndrome",
        "Retinoblastoma",
        "Rhabdoid Tumor Predisposition Syndrome",
        "Rhabdomyosarcoma",
        "Rothmund-Thomson Syndrome",
        "Tuberous Sclerosis",
        "Von Hippel-Lindau Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 1500,
      "start_date": "2017-04-06",
      "completion_date": "2037-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-17",
      "last_synced_at": "2026-07-23T22:25:28.202Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03050268"
    },
    {
      "nct_id": "NCT06708429",
      "title": "Lynch Syndrome X-Talk of Enteral Mucosa With Immune System",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lynch Syndrome",
        "Lynch Syndrome I",
        "Lynch Syndrome II",
        "Lynch Syndrome I (Site-specific Colonic Cancer)",
        "HNPCC",
        "HNPCC Gene Mutation",
        "Hereditary Cancer Syndrome",
        "Hereditary Cancer",
        "MLH1 Gene Mutation",
        "MLH1 Gene Deletion+Duplication",
        "MLH1 Loss of Expression",
        "MLH1 Gene Inactivation",
        "MSH2 Gene Mutation",
        "MSH2 Gene Deletion+Duplication",
        "MSH2 Loss of Expression",
        "MSH2 Gene Inactivation",
        "MSH6 Gene Mutation",
        "MSH6 Loss of Expression",
        "MSH6 Gene Inactivation",
        "PMS2 Gene Mutation",
        "PMS2 Gene Inactivation",
        "PMS2 Loss of Expression"
      ],
      "interventions": [
        {
          "name": "LYNX EYE (Lynch syndrome X-Talk of Enteral mucosa with Immune System)",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "San Raffaele University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2023-06-01",
      "completion_date": "2034-06-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-24",
      "last_synced_at": "2026-07-23T22:25:28.202Z",
      "location_count": 1,
      "location_summary": "Monrovia, California",
      "locations": [
        {
          "city": "Monrovia",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06708429"
    },
    {
      "nct_id": "NCT07542405",
      "title": "A Web-Based Program (Kindred) to Improve the Understanding of Genetic Cancer Risk and Cancer Genetic Testing in African American Families",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "BRCA1-Related Hereditary Breast and Ovarian Cancer Syndrome",
        "BRCA2-Related Hereditary Breast and Ovarian Cancer Syndrome",
        "Hereditary Neoplastic Syndrome",
        "Lynch Syndrome"
      ],
      "interventions": [
        {
          "name": "Discussion",
          "type": "OTHER"
        },
        {
          "name": "Internet-Based Intervention",
          "type": "OTHER"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        },
        {
          "name": "Telephone-Based Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Michigan Rogel Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2026-06-15",
      "completion_date": "2028-06",
      "has_results": false,
      "last_update_posted_date": "2026-05-19",
      "last_synced_at": "2026-07-23T22:25:28.202Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07542405"
    }
  ]
}