{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Prospective+Blood+Draw&page=7",
    "query": {
      "intervention": "Prospective Blood Draw",
      "page": 7
    },
    "page_size": 10
  },
  "pagination": {
    "page": 7,
    "page_size": 10,
    "total_count": 849,
    "total_pages": 85,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Prospective+Blood+Draw&page=8&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Prospective+Blood+Draw&page=6&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-07T09:09:40.585Z",
  "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": "NCT03879135",
      "title": "A Study of Recombinant Von Willebrand Factor (rVWF) in Pediatric and Adult Participants With Severe Von Willebrand Disease (VWD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Von Willebrand Disease (VWD)"
      ],
      "interventions": [
        {
          "name": "rVWF",
          "type": "BIOLOGICAL"
        },
        {
          "name": "rFVIII",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Baxalta now part of Shire",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "0 Years and older"
      },
      "enrollment_count": 38,
      "start_date": "2019-04-01",
      "completion_date": "2025-01-30",
      "has_results": true,
      "last_update_posted_date": "2025-09-03",
      "last_synced_at": "2026-11-07T09:09:40.585Z",
      "location_count": 8,
      "location_summary": "Little Rock, Arkansas • Aurora, Colorado • Gainesville, Florida + 5 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03879135"
    },
    {
      "nct_id": "NCT04565015",
      "title": "Study of Immune Globulin Intravenous (Human) GC5107 in Pediatric Subjects With Primary Humoral Immunodeficiency",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Primary Immune Deficiency"
      ],
      "interventions": [
        {
          "name": "GC5107",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GC Biopharma Corp",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "16 Years",
        "sex": "ALL",
        "summary": "2 Years to 16 Years"
      },
      "enrollment_count": 24,
      "start_date": "2020-12-21",
      "completion_date": "2026-11",
      "has_results": false,
      "last_update_posted_date": "2025-07-25",
      "last_synced_at": "2026-11-07T09:09:40.585Z",
      "location_count": 5,
      "location_summary": "Aurora, Colorado • Centennial, Colorado • Dallas, Texas + 2 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Centennial",
          "state": "Colorado"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "Fairfax",
          "state": "Virginia"
        },
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04565015"
    },
    {
      "nct_id": "NCT03539198",
      "title": "Study of Proton SBRT and Immunotherapy for Recurrent/Progressive Locoregional or Metastatic Head and Neck Cancer",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "Proton Stereotactic Body Radiation Therapy (SBRT) (5 fractions; 3500-4500 cGy)",
          "type": "RADIATION"
        },
        {
          "name": "Proton Stereotactic Body Radiation Therapy (SBRT) (3-5 fractions; various dose and fractionation regimens depending on treatment site).",
          "type": "RADIATION"
        },
        {
          "name": "Nivolumab 3 mg/kg IV q2 weeks",
          "type": "DRUG"
        },
        {
          "name": "Proton or Photon SBRT (3-5 fractions; various dose and fractionation regimens depending on treatment site).",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "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": "2018-07-03",
      "completion_date": "2020-01-06",
      "has_results": false,
      "last_update_posted_date": "2024-11-14",
      "last_synced_at": "2026-11-07T09:09:40.585Z",
      "location_count": 2,
      "location_summary": "Scottsdale, Arizona • Rochester, Minnesota",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03539198"
    },
    {
      "nct_id": "NCT02690194",
      "title": "A Prospective Study Investigating the Use of Relaxation Prior to Medical Procedures.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain",
        "Anxiety"
      ],
      "interventions": [
        {
          "name": "Placebo Group",
          "type": "DEVICE"
        },
        {
          "name": "Buddhify Therapy",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "14 Years and older"
      },
      "enrollment_count": 54,
      "start_date": "2015-08",
      "completion_date": "2017-01-10",
      "has_results": true,
      "last_update_posted_date": "2018-12-21",
      "last_synced_at": "2026-11-07T09:09:40.585Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02690194"
    },
    {
      "nct_id": "NCT04395222",
      "title": "Tocilizumab for the Prevention of Graft Failure and GVHD in Haplo-Cord Transplantation",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hematologic Malignancy",
        "Bone Marrow Transplant"
      ],
      "interventions": [
        {
          "name": "Tocilizumab",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Melphalan",
          "type": "DRUG"
        },
        {
          "name": "Anti-thymocyte globulin (rabbit)",
          "type": "DRUG"
        },
        {
          "name": "Total Body Irradiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 21,
      "start_date": "2020-10-07",
      "completion_date": "2027-06",
      "has_results": true,
      "last_update_posted_date": "2026-01-06",
      "last_synced_at": "2026-11-07T09:09:40.585Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04395222"
    },
    {
      "nct_id": "NCT03477006",
      "title": "Pragmatic Prehospital Group O Whole Blood Early Resuscitation Trial",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hemorrhagic Shock"
      ],
      "interventions": [
        {
          "name": "Whole blood",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Jason Sperry",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 86,
      "start_date": "2018-11-20",
      "completion_date": "2020-10-30",
      "has_results": true,
      "last_update_posted_date": "2021-10-06",
      "last_synced_at": "2026-11-07T09:09:40.585Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03477006"
    },
    {
      "nct_id": "NCT04285567",
      "title": "A Study to Compare the Efficacy and Safety of a Combined Regimen of Venetoclax and Obinutuzumab Versus Fludarabine, Cyclophosphamide, and Rituximab (FCR)/ Bendamustine And Rituximab (BR) in FIT Patients With Previously Untreated Chronic Lymphocytic Leukemia (CLL) Without DEL (17P) or TP53 Mutation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Lymphocytic Leukemia (CLL)"
      ],
      "interventions": [
        {
          "name": "Obinutuzumab",
          "type": "DRUG"
        },
        {
          "name": "Venetoclax",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Rituximab",
          "type": "DRUG"
        },
        {
          "name": "Bendamustine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 166,
      "start_date": "2020-05-28",
      "completion_date": "2025-03-19",
      "has_results": true,
      "last_update_posted_date": "2026-03-03",
      "last_synced_at": "2026-11-07T09:09:40.585Z",
      "location_count": 4,
      "location_summary": "Aurora, Colorado • Bethesda, Maryland • Knoxville, Tennessee + 1 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Knoxville",
          "state": "Tennessee"
        },
        {
          "city": "Roanoke",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04285567"
    },
    {
      "nct_id": "NCT06477692",
      "title": "Invert-Prospective Phase II Randomized Trial of Involved Nodal Versus Elective Neck RadioTherapy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "ENI using IMRT with or without chemotherapy",
          "type": "DRUG"
        },
        {
          "name": "INRT",
          "type": "RADIATION"
        },
        {
          "name": "ENI",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 80,
      "start_date": "2024-11-14",
      "completion_date": "2028-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-17",
      "last_synced_at": "2026-11-07T09:09:40.585Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06477692"
    },
    {
      "nct_id": "NCT00900263",
      "title": "S0120, Studying Blood and Bone Marrow Samples From Patients With Monoclonal Gammopathy of Undetermined Significance, Multiple Myeloma, or Plasmacytoma",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Multiple Myeloma",
        "Plasma Cell Myeloma",
        "Precancerous Condition"
      ],
      "interventions": [
        {
          "name": "cytogenetic analysis",
          "type": "GENETIC"
        },
        {
          "name": "microarray analysis",
          "type": "GENETIC"
        },
        {
          "name": "biologic sample preservation procedure",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "OTHER"
      ],
      "sponsor": "SWOG Cancer Research Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 375,
      "start_date": "2002-06",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2016-10-07",
      "last_synced_at": "2026-11-07T09:09:40.585Z",
      "location_count": 69,
      "location_summary": "Mobile, Alabama • Bentonville, Arkansas • Little Rock, Arkansas + 41 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Bentonville",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Hines",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00900263"
    },
    {
      "nct_id": "NCT05127915",
      "title": "US Pivotal Clinical Study of the Adient Absorbable Filter for the Prevention of Pulmonary Embolism",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pulmonary Embolism"
      ],
      "interventions": [
        {
          "name": "Adient absorbable filter + best practice VTE prophylaxis",
          "type": "DEVICE"
        },
        {
          "name": "best practice VTE prophylaxis",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Adient Medical",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 854,
      "start_date": "2023-01-27",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2023-08-31",
      "last_synced_at": "2026-11-07T09:09:40.585Z",
      "location_count": 2,
      "location_summary": "Aurora, Colorado • Indianapolis, Indiana",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05127915"
    }
  ]
}