{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=blood+drawing&page=2",
    "query": {
      "intervention": "blood drawing",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 1604,
    "total_pages": 161,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=blood+drawing&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=blood+drawing&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-03T23:43:57.907Z",
  "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": "NCT04208243",
      "title": "Creative Arts Therapy (CAT) in the Center for Cancer and Blood Disorders",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Creative Arts Therapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "3 Years to 18 Years"
      },
      "enrollment_count": 83,
      "start_date": "2010-09-29",
      "completion_date": "2023-03-22",
      "has_results": true,
      "last_update_posted_date": "2023-04-03",
      "last_synced_at": "2026-10-03T23:43:57.907Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04208243"
    },
    {
      "nct_id": "NCT04259125",
      "title": "Evaluating the Role of Inflammation in Neonatal Epileptogenesis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Neonatal Seizure",
        "Epilepsy",
        "Seizures",
        "Inflammatory Response"
      ],
      "interventions": [
        {
          "name": "Blood draw",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Survey",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "4 Days",
        "sex": "ALL",
        "summary": "1 Day to 4 Days"
      },
      "enrollment_count": 72,
      "start_date": "2018-12-15",
      "completion_date": "2025-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-01-26",
      "last_synced_at": "2026-10-03T23:43:57.907Z",
      "location_count": 4,
      "location_summary": "Oakland, California • San Francisco, California • Boston, Massachusetts + 1 more",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04259125"
    },
    {
      "nct_id": "NCT00900133",
      "title": "Study of Calgranulin A/B Levels in Patients With Newly Diagnosed Stage I,II,III Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "immunoenzyme 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": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2005-01",
      "completion_date": "2006-12",
      "has_results": false,
      "last_update_posted_date": "2015-10-02",
      "last_synced_at": "2026-10-03T23:43:57.907Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00900133"
    },
    {
      "nct_id": "NCT04300998",
      "title": "Study of CAR-T Therapy in Older Patients",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lymphoma",
        "Refractory B-Cell Lymphoma",
        "Lymphoma, B-Cell",
        "DLBCL NOS",
        "High-grade B-cell Lymphoma",
        "Multiple Myeloma"
      ],
      "interventions": [
        {
          "name": "Activities of Daily Living/ADLs",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Instrumental Activity of Daily Living",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Timed Up and Go",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cognition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Geriatric Depression Scale",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Social Support",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Brief Test of Attention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Trail Making Test",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Controlled Oral Word Association Test",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Hopkins Verbal Learning Test-Revised",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Blood draw",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 154,
      "start_date": "2020-03-04",
      "completion_date": "2027-03-04",
      "has_results": false,
      "last_update_posted_date": "2026-04-07",
      "last_synced_at": "2026-10-03T23:43:57.907Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04300998"
    },
    {
      "nct_id": "NCT04713748",
      "title": "Tasso-SST OnDemand Comparator Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "C3PI Study Testing Group"
      ],
      "interventions": [
        {
          "name": "Tasso-SST on Demand",
          "type": "DEVICE"
        },
        {
          "name": "Regular Phlebotomy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 135,
      "start_date": "2021-01-15",
      "completion_date": "2021-03-11",
      "has_results": true,
      "last_update_posted_date": "2022-07-28",
      "last_synced_at": "2026-10-03T23:43:57.907Z",
      "location_count": 1,
      "location_summary": "Kannapolis, North Carolina",
      "locations": [
        {
          "city": "Kannapolis",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04713748"
    },
    {
      "nct_id": "NCT00453219",
      "title": "FHA: Characterization of Metabolic Status, Brain Circuitry, and Stress-Reactivity",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Anovulation",
        "FHA",
        "Eumenorrhea",
        "Polycystic Ovary Syndrome"
      ],
      "interventions": [
        {
          "name": "Screening evaluation",
          "type": "PROCEDURE"
        },
        {
          "name": "Meal Response",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood Collection",
          "type": "GENETIC"
        },
        {
          "name": "Functional MRI",
          "type": "PROCEDURE"
        },
        {
          "name": "Endocrine Assessment",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "GENETIC"
      ],
      "sponsor": "Emory University",
      "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": 0,
      "start_date": "2011-07",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-10-30",
      "last_synced_at": "2026-10-03T23:43:57.907Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00453219"
    },
    {
      "nct_id": "NCT06578195",
      "title": "ASSESS ALL ALS Study",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Amyotrophic Lateral Sclerosis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "St. Joseph's Hospital and Medical Center, Phoenix",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2000,
      "start_date": "2024-07-25",
      "completion_date": "2029-07-25",
      "has_results": false,
      "last_update_posted_date": "2026-08-24",
      "last_synced_at": "2026-10-03T23:43:57.907Z",
      "location_count": 36,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Irvine, California + 31 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06578195"
    },
    {
      "nct_id": "NCT02929745",
      "title": "Single Cell Genomics of Psoriatic Skin",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Psoriasis"
      ],
      "interventions": [
        {
          "name": "Skin biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood draw",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 16,
      "start_date": "2016-07-01",
      "completion_date": "2020-12-09",
      "has_results": false,
      "last_update_posted_date": "2021-09-23",
      "last_synced_at": "2026-10-03T23:43:57.907Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02929745"
    },
    {
      "nct_id": "NCT05166382",
      "title": "Impact of SomaSignal Tests on the Choice of Glucose-lowering Medications",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type 2 Diabetes",
        "Cardiovascular Diseases"
      ],
      "interventions": [
        {
          "name": "Informed of results from SomaSignal Cardiovascular Risk Test in Type 2 Diabetes (CVD-T2D)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Not informed of results from SomaSignal Cardiovascular Risk Test in Type 2 Diabetes (CVD-T2D)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 350,
      "start_date": "2022-01-01",
      "completion_date": "2024-01-01",
      "has_results": false,
      "last_update_posted_date": "2025-03-20",
      "last_synced_at": "2026-10-03T23:43:57.907Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05166382"
    },
    {
      "nct_id": "NCT06011824",
      "title": "A Study of Effect of Megakaryocytes and Platelets in Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Blood draw",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 23,
      "start_date": "2023-08-29",
      "completion_date": "2025-04-29",
      "has_results": false,
      "last_update_posted_date": "2025-05-02",
      "last_synced_at": "2026-10-03T23:43:57.907Z",
      "location_count": 1,
      "location_summary": "La Crosse, Wisconsin",
      "locations": [
        {
          "city": "La Crosse",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06011824"
    }
  ]
}