{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+Sampling&page=3",
    "query": {
      "intervention": "Blood Sampling",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 1554,
    "total_pages": 156,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+Sampling&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+Sampling&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-18T01:47:43.106Z",
  "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": "NCT02234947",
      "title": "Pancreas Volume in Preclinical Type 1 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Type 1 Diabetes"
      ],
      "interventions": [
        {
          "name": "MRI, US, and blood samples",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "8 Years to 45 Years"
      },
      "enrollment_count": 246,
      "start_date": "2013-11",
      "completion_date": "2023-04-04",
      "has_results": false,
      "last_update_posted_date": "2023-04-13",
      "last_synced_at": "2026-10-18T01:47:43.106Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02234947"
    },
    {
      "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": "2026-10-18T01:47:43.106Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03987555"
    },
    {
      "nct_id": "NCT03371420",
      "title": "PET Imaging of Subjects Using 124I-PU-AD",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Lymphoma",
        "Solid Malignancy",
        "Alzheimer Disease",
        "Myeloma"
      ],
      "interventions": [
        {
          "name": "PU-AD",
          "type": "DRUG"
        },
        {
          "name": "PET Scan",
          "type": "DEVICE"
        },
        {
          "name": "Blood Draws",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Samus Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "21 Years to 90 Years"
      },
      "enrollment_count": 5,
      "start_date": "2016-04",
      "completion_date": "2019-06-10",
      "has_results": false,
      "last_update_posted_date": "2023-04-18",
      "last_synced_at": "2026-10-18T01:47:43.106Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03371420"
    },
    {
      "nct_id": "NCT02453620",
      "title": "Entinostat, Nivolumab, and Ipilimumab in Treating Patients With Solid Tumors That Are Metastatic or Cannot Be Removed by Surgery or Locally Advanced or Metastatic HER2-Negative Breast Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Anatomic Stage III Breast Cancer AJCC v8",
        "Anatomic Stage IV Breast Cancer AJCC v8",
        "Breast Adenocarcinoma",
        "Invasive Breast Carcinoma",
        "Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood Sample",
          "type": "OTHER"
        },
        {
          "name": "Bone Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Entinostat",
          "type": "DRUG"
        },
        {
          "name": "Ipilimumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Nivolumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pharmacogenomic Study",
          "type": "OTHER"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER",
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 57,
      "start_date": "2016-02-12",
      "completion_date": "2027-09-11",
      "has_results": false,
      "last_update_posted_date": "2026-09-15",
      "last_synced_at": "2026-10-18T01:47:43.106Z",
      "location_count": 5,
      "location_summary": "Duarte, California • New Haven, Connecticut • Baltimore, Maryland + 1 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02453620"
    },
    {
      "nct_id": "NCT07191327",
      "title": "Testing Personalized High-Definition Transcranial Direct Current Stimulation (HD-tDCS) as a Treatment of Posterior Cortical Atrophy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Posterior Cortical Atrophy"
      ],
      "interventions": [
        {
          "name": "HD-tDCS sessions",
          "type": "DEVICE"
        },
        {
          "name": "Sham HD-tDCS sessions",
          "type": "DEVICE"
        },
        {
          "name": "HD-tDCS sessions - Open-label (after randomized treatment)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2026-01-28",
      "completion_date": "2029-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-30",
      "last_synced_at": "2026-10-18T01:47:43.106Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07191327"
    },
    {
      "nct_id": "NCT02021552",
      "title": "Genetic Polymorphisms & The Risk for Sepsis After Trauma",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Trauma"
      ],
      "interventions": [
        {
          "name": "blood sampling",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 357,
      "start_date": "2013-06",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2016-12-07",
      "last_synced_at": "2026-10-18T01:47:43.106Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02021552"
    },
    {
      "nct_id": "NCT05029596",
      "title": "Heparin Versus Normal Saline in Peripherally Inserted Central Catheter Lines",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Normal Saline Group",
          "type": "DRUG"
        },
        {
          "name": "Heparin Group",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 142,
      "start_date": "2020-02-12",
      "completion_date": "2023-03-30",
      "has_results": false,
      "last_update_posted_date": "2023-09-21",
      "last_synced_at": "2026-10-18T01:47:43.106Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05029596"
    },
    {
      "nct_id": "NCT01009827",
      "title": "Managerial Database II",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "HIV"
      ],
      "interventions": [
        {
          "name": "Observation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "12 Years to 24 Years"
      },
      "enrollment_count": 1712,
      "start_date": "2009-10",
      "completion_date": "2011-02",
      "has_results": false,
      "last_update_posted_date": "2017-02-28",
      "last_synced_at": "2026-10-18T01:47:43.106Z",
      "location_count": 14,
      "location_summary": "Los Angeles, California • San Francisco, California • Washington D.C., District of Columbia + 10 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01009827"
    },
    {
      "nct_id": "NCT02421978",
      "title": "Inflammation-Induced CNS Glutamate During Breast Cancer Treatment",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "FEMALE",
        "summary": "21 Years to 65 Years · Female only"
      },
      "enrollment_count": 98,
      "start_date": "2015-05",
      "completion_date": "2018-05-29",
      "has_results": false,
      "last_update_posted_date": "2019-08-01",
      "last_synced_at": "2026-10-18T01:47:43.106Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02421978"
    },
    {
      "nct_id": "NCT07284589",
      "title": "Ultralow Dose PET Imaging of SSTR2 Radiotracer Uptake",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Healthy (Controls)",
        "Healthy Volunteers",
        "Neuroendocrine (NE) Tumors"
      ],
      "interventions": [
        {
          "name": "68Ga-Dotatate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Akiva Mintz",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 200,
      "start_date": "2025-12-11",
      "completion_date": "2030-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-04-08",
      "last_synced_at": "2026-10-18T01:47:43.106Z",
      "location_count": 1,
      "location_summary": "Englewood, New Jersey",
      "locations": [
        {
          "city": "Englewood",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07284589"
    }
  ]
}