{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+sample&page=30",
    "query": {
      "intervention": "Blood sample",
      "page": 30
    },
    "page_size": 10
  },
  "pagination": {
    "page": 30,
    "page_size": 10,
    "total_count": 20635,
    "total_pages": 2064,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+sample&page=31&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+sample&page=29&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-20T15:17:33.654Z",
  "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": "NCT04299828",
      "title": "Evaluation of Pro-Inflammatory Leukocyte Activity in Patients Undergoing Cardiac Surgery",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Congenital Heart Disease",
        "Coagulation"
      ],
      "interventions": [
        {
          "name": "Discarded blood samples",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 100,
      "start_date": "2022-05-31",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-01-07",
      "last_synced_at": "2026-10-20T15:17:33.654Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04299828"
    },
    {
      "nct_id": "NCT04329065",
      "title": "Concurrent WOKVAC Vaccination, Chemotherapy, and HER2-Targeted Monoclonal Antibody Therapy Before Surgery for the Treatment of Patients With Breast Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anatomic Stage I Breast Cancer AJCC v8",
        "Anatomic Stage II Breast Cancer AJCC v8",
        "Anatomic Stage III Breast Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "pUMVC3-IGFBP2-HER2-IGF1R Plasmid DNA Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Trastuzumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pertuzumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Docetaxel",
          "type": "DRUG"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Ultrasound Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2022-04-20",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-19",
      "last_synced_at": "2026-10-20T15:17:33.654Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04329065"
    },
    {
      "nct_id": "NCT00403767",
      "title": "An Efficacy and Safety Study of Rivaroxaban With Warfarin for the Prevention of Stroke and Non-Central Nervous System Systemic Embolism in Patients With Non-Valvular Atrial Fibrillation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Atrial Fibrillation",
        "Stroke",
        "Embolism"
      ],
      "interventions": [
        {
          "name": "Rivaroxaban",
          "type": "DRUG"
        },
        {
          "name": "Warfarin",
          "type": "DRUG"
        },
        {
          "name": "Matching placebo for Rivaroxaban arm (Warfarin placebo)",
          "type": "DRUG"
        },
        {
          "name": "Matching placebo for Warfarin arm (Rivaroxaban placebo)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johnson & Johnson Pharmaceutical Research & Development, L.L.C.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 14269,
      "start_date": "2006-12",
      "completion_date": "2010-09",
      "has_results": true,
      "last_update_posted_date": "2014-04-29",
      "last_synced_at": "2026-10-20T15:17:33.654Z",
      "location_count": 295,
      "location_summary": "Birmingham, Alabama • Dothan, Alabama • Geneva, Alabama + 292 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Dothan",
          "state": "Alabama"
        },
        {
          "city": "Geneva",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Pell City",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00403767"
    },
    {
      "nct_id": "NCT01475500",
      "title": "Nashville Early Diagnosis Lung Cancer Project",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Sputum sample",
          "type": "PROCEDURE"
        },
        {
          "name": "Pulmonary function tests",
          "type": "PROCEDURE"
        },
        {
          "name": "Computerized tomography (CT) scan of the chest",
          "type": "RADIATION"
        },
        {
          "name": "Buccal epithelium collection",
          "type": "OTHER"
        },
        {
          "name": "Nasal brushings",
          "type": "PROCEDURE"
        },
        {
          "name": "Bronchoscopy",
          "type": "PROCEDURE"
        },
        {
          "name": "Bronchoalveolar lavage",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood sample collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Urine sample",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire-data collection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "Vanderbilt-Ingram Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "55 Years to 80 Years"
      },
      "enrollment_count": 480,
      "start_date": "2011-04",
      "completion_date": "2026-11-30",
      "has_results": false,
      "last_update_posted_date": "2023-12-12",
      "last_synced_at": "2026-10-20T15:17:33.654Z",
      "location_count": 2,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01475500"
    },
    {
      "nct_id": "NCT04028700",
      "title": "The Impact of Oxidative Stress on Erythrocyte Biology",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Sickle Cell Disease Without Crisis"
      ],
      "interventions": [
        {
          "name": "G6PD Deficient Red Blood Cell Transfusion",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Non-G6PD deficient Red Blood Cell Transfusion",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 8,
      "start_date": "2022-01-02",
      "completion_date": "2024-08-16",
      "has_results": true,
      "last_update_posted_date": "2025-06-03",
      "last_synced_at": "2026-10-20T15:17:33.654Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04028700"
    },
    {
      "nct_id": "NCT02555644",
      "title": "A Study of Prexasertib (LY2606368) With Chemotherapy and Radiation in Participants With Head and Neck Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Head and Neck Neoplasms"
      ],
      "interventions": [
        {
          "name": "Prexasertib",
          "type": "DRUG"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Cetuximab",
          "type": "DRUG"
        },
        {
          "name": "Intensity Modulated Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Eli Lilly and Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 70,
      "start_date": "2016-02-24",
      "completion_date": "2019-01-14",
      "has_results": false,
      "last_update_posted_date": "2019-02-15",
      "last_synced_at": "2026-10-20T15:17:33.654Z",
      "location_count": 2,
      "location_summary": "Birmingham, Alabama • Houston, Texas",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02555644"
    },
    {
      "nct_id": "NCT01464164",
      "title": "Safety and Efficacy Study of Sotatercept in Adults With Transfusion Dependent Diamond Blackfan Anemia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Diamond Blackfan Anemia"
      ],
      "interventions": [
        {
          "name": "Sotatercept",
          "type": "DRUG"
        },
        {
          "name": "Sotatercept with prednisone boost",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 19,
      "start_date": "2012-01",
      "completion_date": "2021-04-13",
      "has_results": true,
      "last_update_posted_date": "2023-03-17",
      "last_synced_at": "2026-10-20T15:17:33.654Z",
      "location_count": 1,
      "location_summary": "Manhasset, New York",
      "locations": [
        {
          "city": "Manhasset",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01464164"
    },
    {
      "nct_id": "NCT04222309",
      "title": "Laparoscopically Harvested Omental Free Tissue Autograft to Bypass the Blood Brain Barrier (BBB) in Human Recurrent Glioblastoma Multiforme (rGBM)",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Glioma",
        "Glioma, Malignant",
        "Glioblastoma",
        "Glioblastoma Multiforme",
        "Glioblastoma Multiforme of Brain",
        "GBM",
        "Brain Cancer"
      ],
      "interventions": [
        {
          "name": "Laparoscopically harvested omental free flap",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2020-01-06",
      "completion_date": "2028-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-01",
      "last_synced_at": "2026-10-20T15:17:33.654Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04222309"
    },
    {
      "nct_id": "NCT00449163",
      "title": "Combination Chemotherapy and Bevacizumab in Treating Patients With Stage IV Colorectal Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "Bevacizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Floxuridine",
          "type": "DRUG"
        },
        {
          "name": "Irinotecan",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "University of Miami",
      "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": 25,
      "start_date": "2006-03-01",
      "completion_date": "2010-03",
      "has_results": true,
      "last_update_posted_date": "2017-05-11",
      "last_synced_at": "2026-10-20T15:17:33.654Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00449163"
    },
    {
      "nct_id": "NCT04318587",
      "title": "Assessment of Donor Derived Cell Free DNA and Utility in Lung Transplantation",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lung Transplant Failure and Rejection"
      ],
      "interventions": [
        {
          "name": "Allosure",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Pablo Sanchez",
      "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": "2020-06-29",
      "completion_date": "2023-12-30",
      "has_results": true,
      "last_update_posted_date": "2024-03-25",
      "last_synced_at": "2026-10-20T15:17:33.654Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04318587"
    }
  ]
}