{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Prospective+Blood+Draw&page=33",
    "query": {
      "intervention": "Prospective Blood Draw",
      "page": 33
    },
    "page_size": 10
  },
  "pagination": {
    "page": 33,
    "page_size": 10,
    "total_count": 849,
    "total_pages": 85,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Prospective+Blood+Draw&page=34&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Prospective+Blood+Draw&page=32&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-15T04:55:31.770Z",
  "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": "NCT01881191",
      "title": "Th Effects of Aubagio on Brain Pathology in Multiple Sclerosis Studied Over 12 Months",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "MRI",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University at Buffalo",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 50,
      "start_date": "2013-06",
      "completion_date": "2015-10",
      "has_results": false,
      "last_update_posted_date": "2016-02-12",
      "last_synced_at": "2026-11-15T04:55:31.770Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01881191"
    },
    {
      "nct_id": "NCT05629572",
      "title": "Abbott i-STAT High Sensitivity Troponin I Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Myocardial Infarction"
      ],
      "interventions": [
        {
          "name": "i-STAT hs-TnI Cartridge Testing on i-STAT 1 and i-STAT Alinity",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Abbott Point of Care",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3697,
      "start_date": "2022-11-02",
      "completion_date": "2024-03-11",
      "has_results": false,
      "last_update_posted_date": "2026-10-29",
      "last_synced_at": "2026-11-15T04:55:31.770Z",
      "location_count": 28,
      "location_summary": "Chandler, Arizona • San Francisco, California • Stanford, California + 25 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05629572"
    },
    {
      "nct_id": "NCT04330066",
      "title": "Impact of Endometrial Compaction in Euploid Frozen Embryo Transfers",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Infertility, Female"
      ],
      "interventions": [
        {
          "name": "Abdominal ultrasound measurement of the endometrial lining",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Boston IVF",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "44 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 44 Years · Female only"
      },
      "enrollment_count": 187,
      "start_date": "2020-09-01",
      "completion_date": "2022-06-30",
      "has_results": false,
      "last_update_posted_date": "2022-03-11",
      "last_synced_at": "2026-11-15T04:55:31.770Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04330066"
    },
    {
      "nct_id": "NCT03695835",
      "title": "A Data Collection Study for Patients With Adenocarcinoma Treated With the MyVaccx Immunotherapy Regimen.",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "Immunotherapeutic Agents",
          "type": "DRUG"
        },
        {
          "name": "Ablation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Gary Onik MD",
      "sponsor_class": "INDIV",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 27,
      "start_date": "2018-04-11",
      "completion_date": "2020-06-17",
      "has_results": false,
      "last_update_posted_date": "2020-07-22",
      "last_synced_at": "2026-11-15T04:55:31.770Z",
      "location_count": 1,
      "location_summary": "Fort Lauderdale, Florida",
      "locations": [
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03695835"
    },
    {
      "nct_id": "NCT03099850",
      "title": "Prospective Evaluation of Chronic Pancreatitis for Epidemiologic and Translational Studies",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pancreatitis"
      ],
      "interventions": [
        {
          "name": "Data Management and Monitoring",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 2345,
      "start_date": "2017-02-28",
      "completion_date": "2030-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-10-14",
      "last_synced_at": "2026-11-15T04:55:31.770Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03099850"
    },
    {
      "nct_id": "NCT00498368",
      "title": "Rituximab in Progressive Immunoglobulin A (IgA) Nephropathy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "IgA Nephropathy"
      ],
      "interventions": [
        {
          "name": "Intravenous Rituximab",
          "type": "DRUG"
        },
        {
          "name": "ACE/ARB",
          "type": "DRUG"
        },
        {
          "name": "Omega-3 Fatty Acid Fish Oil Supplement",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 34,
      "start_date": "2009-02",
      "completion_date": "2015-09",
      "has_results": true,
      "last_update_posted_date": "2017-02-01",
      "last_synced_at": "2026-11-15T04:55:31.770Z",
      "location_count": 5,
      "location_summary": "San Francisco, California • Rochester, Minnesota • New York, New York + 2 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00498368"
    },
    {
      "nct_id": "NCT01226173",
      "title": "Dengue Virus NS1 Antigen (Bio-Rad) Clinical Protocol",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Mass Screening"
      ],
      "interventions": [
        {
          "name": "Bio-Rad Platelia Dengue NS1 Ag test",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Bio-Rad Laboratories",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "16 Years and older"
      },
      "enrollment_count": 182353,
      "start_date": "2010-03",
      "completion_date": "2012-08",
      "has_results": false,
      "last_update_posted_date": "2012-09-24",
      "last_synced_at": "2026-11-15T04:55:31.770Z",
      "location_count": 1,
      "location_summary": "Lauderhill, Florida",
      "locations": [
        {
          "city": "Lauderhill",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01226173"
    },
    {
      "nct_id": "NCT02424383",
      "title": "Real-World Registry Assessing the Clinical Use of the Lutonix 035 Drug Coated Balloon Catheter",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Peripheral Arterial Disease",
        "Peripheral Vascular Diseases",
        "Arterial Occlusive Diseases"
      ],
      "interventions": [
        {
          "name": "PTA (Lutonix® 035 DCB Catheter)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "C. R. Bard",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 1005,
      "start_date": "2015-04-23",
      "completion_date": "2019-10-21",
      "has_results": true,
      "last_update_posted_date": "2020-05-22",
      "last_synced_at": "2026-11-15T04:55:31.770Z",
      "location_count": 73,
      "location_summary": "Alexander City, Alabama • Chandler, Arizona • Phoenix, Arizona + 63 more",
      "locations": [
        {
          "city": "Alexander City",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Lakewood",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02424383"
    },
    {
      "nct_id": "NCT07393594",
      "title": "ID-ENTITY Trial- Evaluating Serial T-ID Monitoring",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Kidney Diseases",
        "Kidney Injury",
        "BK Virus Infection",
        "CMV",
        "TTV Virus"
      ],
      "interventions": [
        {
          "name": "Blood tests, TRAC( cell free DNA) and T-ID",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Transplant Genomics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1000,
      "start_date": "2026-05-19",
      "completion_date": "2028-10-30",
      "has_results": false,
      "last_update_posted_date": "2026-10-06",
      "last_synced_at": "2026-11-15T04:55:31.770Z",
      "location_count": 14,
      "location_summary": "Phoenix, Arizona • Los Angeles, California • Kansas City, Kansas + 10 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07393594"
    },
    {
      "nct_id": "NCT00419341",
      "title": "Study of Subcutaneous Immunoglobulin in Patients With PID Requiring IgG Replacement Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Primary Immune Deficiency"
      ],
      "interventions": [
        {
          "name": "Human Normal Immunoglobulin for Subcutaneous Administration",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "CSL Behring",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "2 Years to 75 Years"
      },
      "enrollment_count": 49,
      "start_date": "2006-11",
      "completion_date": "2008-10",
      "has_results": true,
      "last_update_posted_date": "2013-01-25",
      "last_synced_at": "2026-11-15T04:55:31.770Z",
      "location_count": 13,
      "location_summary": "Los Angeles, California • Centennial, Colorado • North Palm Beach, Florida + 9 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Centennial",
          "state": "Colorado"
        },
        {
          "city": "North Palm Beach",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00419341"
    }
  ]
}