{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Circulating+Tumor+DNA",
    "query": {
      "condition": "Circulating Tumor DNA"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 133,
    "total_pages": 14,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Circulating+Tumor+DNA&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-25T19:51:16.093Z",
  "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": "NCT03844620",
      "title": "Circulating Cell-Free Tumor DNA Testing in Guiding Treatment for Patients With Advanced or Metastatic Colorectal Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Refractory Colorectal Carcinoma",
        "Stage III Colorectal Cancer AJCC v8",
        "Stage IIIA Colorectal Cancer AJCC v8",
        "Stage IIIB Colorectal Cancer AJCC v8",
        "Stage IIIC Colorectal Cancer AJCC v8",
        "Stage IV Colorectal Cancer AJCC v8",
        "Stage IVA Colorectal Cancer AJCC v8",
        "Stage IVB Colorectal Cancer AJCC v8",
        "Stage IVC Colorectal Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Best Practice",
          "type": "OTHER"
        },
        {
          "name": "Laboratory Procedure",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Regorafenib",
          "type": "DRUG"
        },
        {
          "name": "Trifluridine and Tipiracil Hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "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": 100,
      "start_date": "2019-01-29",
      "completion_date": "2026-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-09",
      "last_synced_at": "2026-06-25T19:51:16.093Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03844620"
    },
    {
      "nct_id": "NCT06005324",
      "title": "Personalized, Adaptive Treatment for Locally Advanced Head and Neck Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "HPV-Negative Squamous Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Cetuximab",
          "type": "DRUG"
        },
        {
          "name": "Standard Dose Radiation",
          "type": "RADIATION"
        },
        {
          "name": "Low Dose Radiation",
          "type": "RADIATION"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "TFHX Regimen",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "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": 36,
      "start_date": "2023-12-18",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2025-06-08",
      "last_synced_at": "2026-06-25T19:51:16.093Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06005324"
    },
    {
      "nct_id": "NCT06736613",
      "title": "A Study of Circulating Tumor DNA (ctDNA) Testing for People With B-Cell Lymphoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Diffuse Large B Cell Lymphoma",
        "High-grade B-cell Lymphoma",
        "Stage III High Grade B-Cell Lymphoma",
        "Stage IV High Grade B-Cell Lymphoma",
        "DLBCL - Diffuse Large B Cell Lymphoma",
        "Intravascular Large B-Cell Lymphoma",
        "Diffuse Large B Cell Lymphoma of Breast",
        "Diffuse Large B Cell Lymphoma of Testis",
        "HIV-associated Diffuse Large B Cell Lymphoma",
        "Double Expressor DLBCL"
      ],
      "interventions": [
        {
          "name": "Cerebral Spinal Fluid ctDNA",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "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": 50,
      "start_date": "2024-12-11",
      "completion_date": "2027-12-11",
      "has_results": false,
      "last_update_posted_date": "2025-12-18",
      "last_synced_at": "2026-06-25T19:51:16.093Z",
      "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/NCT06736613"
    },
    {
      "nct_id": "NCT02838836",
      "title": "Tumor Cell and DNA Detection in the Blood, Urine and Bone Marrow of Patients With Solid Cancers",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Non-small Cell Lung Cancer",
        "Esophageal Cancer",
        "Gastric Cancer",
        "Pancreatic Cancer",
        "Hepatocellular Cancer",
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "Study sample collection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Missouri-Columbia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 620,
      "start_date": "2016-07-01",
      "completion_date": "2027-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-01",
      "last_synced_at": "2026-06-25T19:51:16.093Z",
      "location_count": 1,
      "location_summary": "Columbia, Missouri",
      "locations": [
        {
          "city": "Columbia",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02838836"
    },
    {
      "nct_id": "NCT05127096",
      "title": "Sample Collection Study for the CellMax Life Circulating Tumor Cell and Circulating Tumor DNA Platforms for the Early Detection of Colorectal Cancer and Adenomas",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colorectal Cancer Screening"
      ],
      "interventions": [
        {
          "name": "FirstSight blood test",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "CellMax Life",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "45 Years to 80 Years"
      },
      "enrollment_count": 1000,
      "start_date": "2020-12-15",
      "completion_date": "2022-12-30",
      "has_results": false,
      "last_update_posted_date": "2021-11-19",
      "last_synced_at": "2026-06-25T19:51:16.093Z",
      "location_count": 15,
      "location_summary": "Huntsville, Alabama • Chula Vista, California • Lancaster, California + 11 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Chula Vista",
          "state": "California"
        },
        {
          "city": "Lancaster",
          "state": "California"
        },
        {
          "city": "Tustin",
          "state": "California"
        },
        {
          "city": "Coral Gables",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05127096"
    },
    {
      "nct_id": "NCT07069595",
      "title": "PREDICT-RD: ctDNA Surveillance in TNBC With Residual Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer",
        "Residual Disease",
        "Triple Negative Breast Cancer (TNBC)",
        "Stage II/III"
      ],
      "interventions": [
        {
          "name": "Datopotamab deruxtecan",
          "type": "DRUG"
        },
        {
          "name": "Circulating tumor DNA (ctDNA) testing",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIAGNOSTIC_TEST"
      ],
      "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": 78,
      "start_date": "2026-02-26",
      "completion_date": "2032-11-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-22",
      "last_synced_at": "2026-06-25T19:51:16.093Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07069595"
    },
    {
      "nct_id": "NCT05826964",
      "title": "Levels of Circulating Tumor DNA as a Predictive Marker for Early Switch in Treatment for Patients With Metastatic (Stage IV) Breast Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer",
        "ER-positive Breast Cancer",
        "HER2-negative Breast Cancer",
        "Metastatic Breast Cancer"
      ],
      "interventions": [
        {
          "name": "AI+CDK4/6i",
          "type": "DRUG"
        },
        {
          "name": "SERD+CDK4/6i",
          "type": "DRUG"
        },
        {
          "name": "mTOR inhibitor + AI",
          "type": "DRUG"
        },
        {
          "name": "mTOR inhibitor + SERD",
          "type": "DRUG"
        },
        {
          "name": "mTOR inhibitor + Selective estrogen receptor modulator",
          "type": "DRUG"
        },
        {
          "name": "PI3K inhibitor + SERD",
          "type": "DRUG"
        },
        {
          "name": "PI3K inhibitor + AI",
          "type": "DRUG"
        },
        {
          "name": "Chemotherapy",
          "type": "DRUG"
        },
        {
          "name": "Oral SERD",
          "type": "DRUG"
        },
        {
          "name": "PARPi",
          "type": "DRUG"
        },
        {
          "name": "AKT inhibitor",
          "type": "DRUG"
        },
        {
          "name": "Step 3 Arm 2",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Miami",
      "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": "2023-06-12",
      "completion_date": "2029-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-13",
      "last_synced_at": "2026-06-25T19:51:16.093Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05826964"
    },
    {
      "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": "2026-06-25T19:51:16.093Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03746262"
    },
    {
      "nct_id": "NCT02778412",
      "title": "ctDNA in Patients With Thyroid Nodules",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Thyroid Cancer",
        "Thyroid Nodules",
        "Thyroid Adenoma",
        "Thyroiditis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Pathway Genomics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 66,
      "start_date": "2016-05",
      "completion_date": "2017-08",
      "has_results": false,
      "last_update_posted_date": "2017-08-21",
      "last_synced_at": "2026-06-25T19:51:16.093Z",
      "location_count": 1,
      "location_summary": "Sarasota, Florida",
      "locations": [
        {
          "city": "Sarasota",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02778412"
    },
    {
      "nct_id": "NCT04580667",
      "title": "Determination of Assay Cut-Off for the RadTox Test in Prostate Cancer Patients to Predict GI Radiation Toxicity",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Collection of plasma samples",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "DiaCarta, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "85 Years",
        "sex": "MALE",
        "summary": "30 Years to 85 Years · Male only"
      },
      "enrollment_count": 0,
      "start_date": "2020-10-01",
      "completion_date": "2023-09-06",
      "has_results": false,
      "last_update_posted_date": "2025-08-28",
      "last_synced_at": "2026-06-25T19:51:16.093Z",
      "location_count": 5,
      "location_summary": "Gainesville, Florida • Jacksonville, Florida • New York, New York + 2 more",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Port Jefferson Station",
          "state": "New York"
        },
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04580667"
    }
  ]
}