{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+draws&page=2",
    "query": {
      "intervention": "Blood draws",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+draws&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-25T05:28:30.752Z",
  "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": "NCT03724357",
      "title": "Blood Donor CVD 9000",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cholera Vaccination"
      ],
      "interventions": [
        {
          "name": "Vaxchora",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Maryland, Baltimore",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 3,
      "start_date": "2018-11-04",
      "completion_date": "2021-10-28",
      "has_results": true,
      "last_update_posted_date": "2023-02-02",
      "last_synced_at": "2026-09-25T05:28:30.752Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03724357"
    },
    {
      "nct_id": "NCT02416154",
      "title": "Expression of IFN-epsilon in the Female Reproductive Tract",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Interferon Expression in the Female Reproductive Tract"
      ],
      "interventions": [
        {
          "name": "Reproductive tract and blood sampling",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 35 Years · Female only"
      },
      "enrollment_count": 32,
      "start_date": "2015-07",
      "completion_date": "2020-05",
      "has_results": false,
      "last_update_posted_date": "2021-12-27",
      "last_synced_at": "2026-09-25T05:28:30.752Z",
      "location_count": 2,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02416154"
    },
    {
      "nct_id": "NCT04406831",
      "title": "The Role of MicroRNA in the Diagnosis, Prognosis and Response to Treatment in Pancreatic Cancer",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pancreatic Cancer Stage III",
        "Pancreatic Cancer Stage IV",
        "Pancreatic Ductal Adenocarcinoma",
        "Pancreatic Neoplasms"
      ],
      "interventions": [
        {
          "name": "Blood draw",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Nuvance Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2015-04",
      "completion_date": "2030-04",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-09-25T05:28:30.752Z",
      "location_count": 1,
      "location_summary": "Norwalk, Connecticut",
      "locations": [
        {
          "city": "Norwalk",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04406831"
    },
    {
      "nct_id": "NCT05477082",
      "title": "Blood Biomarkers in Pediatric Kidney Transplant Recipients",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Rejection of Kidney Allograft"
      ],
      "interventions": [
        {
          "name": "Observational group",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 27,
      "start_date": "2023-08-21",
      "completion_date": "2026-11-01",
      "has_results": false,
      "last_update_posted_date": "2025-12-17",
      "last_synced_at": "2026-09-25T05:28:30.752Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05477082"
    },
    {
      "nct_id": "NCT03730480",
      "title": "User Performance of the CONTOUR NEXT and CONTOUR TV3 Blood Glucose Monitoring System (BGMS)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "Contour Next and Contour TV3 BGMS testing by subjects with and without Diabetes",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Ascensia Diabetes Care",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 372,
      "start_date": "2018-09-06",
      "completion_date": "2018-10-31",
      "has_results": true,
      "last_update_posted_date": "2022-01-18",
      "last_synced_at": "2026-09-25T05:28:30.752Z",
      "location_count": 2,
      "location_summary": "Escondido, California • Renton, Washington",
      "locations": [
        {
          "city": "Escondido",
          "state": "California"
        },
        {
          "city": "Renton",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03730480"
    },
    {
      "nct_id": "NCT02960568",
      "title": "Genetic Variability in CYP2D6 in U.S Active Duty Population",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Pharmacologic Action"
      ],
      "interventions": [
        {
          "name": "Primaquine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Walter Reed Army Institute of Research (WRAIR)",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 550,
      "start_date": "2016-01-08",
      "completion_date": "2017-08",
      "has_results": false,
      "last_update_posted_date": "2021-10-20",
      "last_synced_at": "2026-09-25T05:28:30.752Z",
      "location_count": 1,
      "location_summary": "Silver Spring, Maryland",
      "locations": [
        {
          "city": "Silver Spring",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02960568"
    },
    {
      "nct_id": "NCT04791215",
      "title": "Circulating Tumor DNA Alterations in Non-small Cell Lung Cancer Patients Treated With Pembrolizumab",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Non Small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Observational",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Columbia University",
      "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": "2020-02-01",
      "completion_date": "2023-04-12",
      "has_results": false,
      "last_update_posted_date": "2024-10-26",
      "last_synced_at": "2026-09-25T05:28:30.752Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04791215"
    },
    {
      "nct_id": "NCT06721455",
      "title": "Modeling Blood Management and Hemolytic Risk in Pediatric Heart Surgery",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Surgery",
        "Blood Transfusion",
        "Hemolysis"
      ],
      "interventions": [
        {
          "name": "blood sampling",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "0 Years to 17 Years"
      },
      "enrollment_count": 50,
      "start_date": "2025-08-01",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-07",
      "last_synced_at": "2026-09-25T05:28:30.752Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06721455"
    },
    {
      "nct_id": "NCT01462448",
      "title": "Study to Identify the Genetic Variations Associated With Phantom Limb Pain",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Phantom Limb"
      ],
      "interventions": [
        {
          "name": "Blood Draw",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Henry M. Jackson Foundation for the Advancement of Military Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 726,
      "start_date": "2012-03",
      "completion_date": "2023-08-06",
      "has_results": false,
      "last_update_posted_date": "2025-08-12",
      "last_synced_at": "2026-09-25T05:28:30.752Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01462448"
    },
    {
      "nct_id": "NCT03987555",
      "title": "Paclitaxel Therapeutic Drug Monitoring in Cancer Patients",
      "overall_status": "SUSPENDED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Solid Tumor, Adult",
        "Metastatic Nonsmall Cell Lung Cancer",
        "Anatomic Stage IV Breast Cancer AJCC v8",
        "Metastatic Cervical Carcinoma",
        "Metastatic Ovarian Carcinoma",
        "Malignant Uterine Neoplasm",
        "Vulvar Cancer",
        "Invasive Breast Cancer",
        "Metastatic Breast Carcinoma",
        "Prognostic Stage IV Breast Cancer AJCC v8",
        "Recurrent Breast Carcinoma",
        "Recurrent Cervical Carcinoma",
        "Recurrent Lung Non-Small Cell Carcinoma",
        "Recurrent Ovarian Carcinoma",
        "Recurrent Vulvar Carcinoma",
        "Stage IV Cervical Cancer AJCC v8",
        "Stage IV Lung Cancer AJCC v8",
        "Stage IV Vulvar Cancer AJCC v8",
        "Stage IV Ovarian Cancer AJCC v8",
        "Stage IVA Cervical Cancer AJCC v8",
        "Stage IVA Lung Cancer AJCC v8",
        "Stage IVA Ovarian Cancer AJCC v8",
        "Stage IVA Vulvar Cancer AJCC v8",
        "Stage IVB Cervical Cancer AJCC v8",
        "Stage IVB Lung Cancer AJCC v8",
        "Stage IVB Ovarian Cancer AJCC v8",
        "Stage IVB Vulvar Cancer AJCC v8",
        "Vulva Squamous Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Blood draws",
          "type": "OTHER"
        },
        {
          "name": "QLQ-CIPN20 Survey",
          "type": "OTHER"
        },
        {
          "name": "PR-CTCAE Survey",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 55,
      "start_date": "2019-11-11",
      "completion_date": "2027-05",
      "has_results": false,
      "last_update_posted_date": "2026-08-13",
      "last_synced_at": "2026-09-25T05:28:30.752Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03987555"
    }
  ]
}