{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Blood+Specimen+Collection&page=5",
    "query": {
      "condition": "Blood Specimen Collection",
      "page": 5
    },
    "page_size": 10
  },
  "pagination": {
    "page": 5,
    "page_size": 10,
    "total_count": 276,
    "total_pages": 28,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Blood+Specimen+Collection&page=6&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Blood+Specimen+Collection&page=4&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-11T17:16:45.857Z",
  "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": "NCT02772848",
      "title": "Fertility in Healthy Premenopausal Women",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Fertility"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Fujirebio Diagnostics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "21 Years and older · Female only"
      },
      "enrollment_count": 60,
      "start_date": "2016-04",
      "completion_date": "2016-07",
      "has_results": false,
      "last_update_posted_date": "2016-08-10",
      "last_synced_at": "2026-11-11T17:16:45.857Z",
      "location_count": 2,
      "location_summary": "Hialeah, Florida • Miami, Florida",
      "locations": [
        {
          "city": "Hialeah",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02772848"
    },
    {
      "nct_id": "NCT03662204",
      "title": "Blood Sample Collection to Evaluate Biomarkers in Subjects With Untreated Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "Lung Cancer",
        "Colorectal Cancer",
        "Prostate Cancer",
        "Bladder Cancer",
        "Uterine Cancer",
        "Kidney Cancer",
        "Renal Pelvis Cancer",
        "Pancreatic Cancer",
        "Liver Cancer",
        "Stomach Cancer",
        "Ovarian Cancer",
        "Esophageal Cancer"
      ],
      "interventions": [
        {
          "name": "Blood Sample Collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Exact Sciences Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5133,
      "start_date": "2018-08-23",
      "completion_date": "2022-03-31",
      "has_results": false,
      "last_update_posted_date": "2022-09-01",
      "last_synced_at": "2026-11-11T17:16:45.857Z",
      "location_count": 119,
      "location_summary": "Phoenix, Arizona • Scottsdale, Arizona • Tucson, Arizona + 106 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Fort Smith",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03662204"
    },
    {
      "nct_id": "NCT07749963",
      "title": "Data Collection Study Using CS (CardiacSense) BP (Blood Pressure) Watch and Pillow Systems",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Blood Pressure Monitoring"
      ],
      "interventions": [
        {
          "name": "CS BP Watch and CS BP Pillow Systems",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "CardiacSense Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "50 Years to 80 Years"
      },
      "enrollment_count": 100,
      "start_date": "2026-07-21",
      "completion_date": "2026-08-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-11",
      "last_synced_at": "2026-11-11T17:16:45.857Z",
      "location_count": 1,
      "location_summary": "Louisville, Colorado",
      "locations": [
        {
          "city": "Louisville",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07749963"
    },
    {
      "nct_id": "NCT05948085",
      "title": "A Study to Compare Zavegepant Concentration Using Samples Collected From the Vein Versus Patient-Centric Microsampling",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Zavegepant 10 mg IN",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 14,
      "start_date": "2023-07-10",
      "completion_date": "2023-09-05",
      "has_results": true,
      "last_update_posted_date": "2026-01-29",
      "last_synced_at": "2026-11-11T17:16:45.857Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05948085"
    },
    {
      "nct_id": "NCT07186309",
      "title": "A Study of a Test for Postpartum Depression at Home",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Postpartum Depression (PPD)",
        "Pregnancy"
      ],
      "interventions": [
        {
          "name": "Diagnostic Test: Enlighten",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 1000,
      "start_date": "2025-11-20",
      "completion_date": "2030-08",
      "has_results": false,
      "last_update_posted_date": "2025-11-28",
      "last_synced_at": "2026-11-11T17:16:45.857Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07186309"
    },
    {
      "nct_id": "NCT00001214",
      "title": "Collection of Blood From Patients With Pancytopenia",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pancytopenia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 38,
      "start_date": "1986-04-30",
      "completion_date": "2020-08-17",
      "has_results": false,
      "last_update_posted_date": "2020-08-21",
      "last_synced_at": "2026-11-11T17:16:45.857Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001214"
    },
    {
      "nct_id": "NCT05435066",
      "title": "Development and Validation of Harbinger Health Test for Early Cancer Detection",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Harbinger Health Test",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Harbinger Health",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "20 Years to 79 Years"
      },
      "enrollment_count": 8038,
      "start_date": "2022-06-21",
      "completion_date": "2025-06-11",
      "has_results": false,
      "last_update_posted_date": "2025-07-29",
      "last_synced_at": "2026-11-11T17:16:45.857Z",
      "location_count": 128,
      "location_summary": "Daphne, Alabama • Anchorage, Alaska • Prescott Valley, Arizona + 93 more",
      "locations": [
        {
          "city": "Daphne",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Prescott Valley",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05435066"
    },
    {
      "nct_id": "NCT00271089",
      "title": "Blood Cell Collection for Future Use in Individuals With Fanconi Anemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Fanconi Anemia"
      ],
      "interventions": [
        {
          "name": "PBSC Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Harvest",
          "type": "PROCEDURE"
        },
        {
          "name": "CliniMacs Cell Selection System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "1 Year to 35 Years"
      },
      "enrollment_count": 40,
      "start_date": "2004-08",
      "completion_date": "2007-10",
      "has_results": false,
      "last_update_posted_date": "2016-07-12",
      "last_synced_at": "2026-11-11T17:16:45.857Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00271089"
    },
    {
      "nct_id": "NCT00918658",
      "title": "Study of Natural Killer Cells in Bone Marrow and Blood Samples From Patients With and Without Hematologic Cancer",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Leukemia",
        "Multiple Myeloma and Plasma Cell Neoplasm"
      ],
      "interventions": [
        {
          "name": "biologic sample preservation procedure",
          "type": "OTHER"
        },
        {
          "name": "immunologic technique",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 34,
      "start_date": "2008-04",
      "completion_date": "2011-03",
      "has_results": false,
      "last_update_posted_date": "2015-10-09",
      "last_synced_at": "2026-11-11T17:16:45.857Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00918658"
    },
    {
      "nct_id": "NCT00897403",
      "title": "Blood and Tissue Sample Collection for Future Colon Cancer Biomarker Studies in Patients Undergoing Colonoscopy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colorectal Cancer",
        "Health Status Unknown"
      ],
      "interventions": [
        {
          "name": "biologic sample preservation procedure",
          "type": "OTHER"
        },
        {
          "name": "diagnostic colonoscopy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "25 Years to 75 Years"
      },
      "enrollment_count": 6446,
      "start_date": "2006-12",
      "completion_date": "2016-04",
      "has_results": false,
      "last_update_posted_date": "2017-04-07",
      "last_synced_at": "2026-11-11T17:16:45.857Z",
      "location_count": 4,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00897403"
    }
  ]
}