{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Research+blood+draw&page=38",
    "query": {
      "intervention": "Research blood draw",
      "page": 38
    },
    "page_size": 10
  },
  "pagination": {
    "page": 38,
    "page_size": 10,
    "total_count": 1005,
    "total_pages": 101,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Research+blood+draw&page=39&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Research+blood+draw&page=37&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-16T03:57:20.917Z",
  "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": "NCT06421987",
      "title": "Cardiopulmonary Function and Cerebral Blood Flow in Hodgkin Lymphoma Survivors",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hodgkin Lymphoma, Adult"
      ],
      "interventions": [
        {
          "name": "Near Infrared Spectroscopy (NIRS)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2024-05-06",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-09-01",
      "last_synced_at": "2026-10-16T03:57:20.917Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06421987"
    },
    {
      "nct_id": "NCT03307343",
      "title": "Effect of Reducing Sedentary Behavior on Blood Pressure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension",
        "Prehypertension"
      ],
      "interventions": [
        {
          "name": "Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 271,
      "start_date": "2018-01-03",
      "completion_date": "2022-11-22",
      "has_results": true,
      "last_update_posted_date": "2024-12-19",
      "last_synced_at": "2026-10-16T03:57:20.917Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03307343"
    },
    {
      "nct_id": "NCT02611180",
      "title": "Dendritic Cells in Patients With Acute or Chronic Skin Graft Versus Host Disease",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acute Graft-versus-host Disease",
        "Acute GVHD",
        "Chronic Graft-versus-host Disease",
        "Chronic GVHD"
      ],
      "interventions": [
        {
          "name": "Skin punch biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Peripheral blood draw",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 22,
      "start_date": "2015-04-30",
      "completion_date": "2027-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-16",
      "last_synced_at": "2026-10-16T03:57:20.917Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02611180"
    },
    {
      "nct_id": "NCT05833217",
      "title": "Obesity, Insulin Resistance, and PASC: Persistent SARS-CoV-2",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Long COVID",
        "Insulin Resistance",
        "Insulin Sensitivity"
      ],
      "interventions": [
        {
          "name": "Adipose Tissue Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Steady State Plasma Glucose (SSPG) Test",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Stanford University",
      "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": 55,
      "start_date": "2023-06-06",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-12-04",
      "last_synced_at": "2026-10-16T03:57:20.917Z",
      "location_count": 2,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05833217"
    },
    {
      "nct_id": "NCT07045298",
      "title": "CGM Use in Heart Failure",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure",
        "Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "Libre 2 rt-CGM",
          "type": "DEVICE"
        },
        {
          "name": "POC BG + Blinded CGM",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 140,
      "start_date": "2026-11",
      "completion_date": "2027-11",
      "has_results": false,
      "last_update_posted_date": "2026-07-22",
      "last_synced_at": "2026-10-16T03:57:20.917Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07045298"
    },
    {
      "nct_id": "NCT03327181",
      "title": "Short Chain Fatty Acid Metabolism in COPD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "short chain fatty acid tracers",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Texas A&M University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "45 Years to 100 Years"
      },
      "enrollment_count": 63,
      "start_date": "2017-04-19",
      "completion_date": "2019-02-14",
      "has_results": false,
      "last_update_posted_date": "2025-09-30",
      "last_synced_at": "2026-10-16T03:57:20.917Z",
      "location_count": 1,
      "location_summary": "College Station, Texas",
      "locations": [
        {
          "city": "College Station",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03327181"
    },
    {
      "nct_id": "NCT04521712",
      "title": "Postpartum Glycemia in Women At Risk for Persistent Hyperglycemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gestational Diabetes"
      ],
      "interventions": [
        {
          "name": "2-hour 75-g oral glucose tolerance test and Dexcom G6 Pro continuous glucose monitor",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 40,
      "start_date": "2021-09-17",
      "completion_date": "2024-12-10",
      "has_results": false,
      "last_update_posted_date": "2024-12-18",
      "last_synced_at": "2026-10-16T03:57:20.917Z",
      "location_count": 2,
      "location_summary": "Birmingham, Alabama • Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04521712"
    },
    {
      "nct_id": "NCT06471374",
      "title": "Pathophysiology of Circadian Rhythm Delayed Sleep Wake Phase Disorder",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Delayed Sleep Phase Syndrome",
        "Delayed Sleep Phase"
      ],
      "interventions": [
        {
          "name": "Circadian rhythm assessment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Light sensitivity assessment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Colorado, Boulder",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "16 Years to 40 Years"
      },
      "enrollment_count": 66,
      "start_date": "2024-04-02",
      "completion_date": "2028-07",
      "has_results": false,
      "last_update_posted_date": "2026-06-17",
      "last_synced_at": "2026-10-16T03:57:20.917Z",
      "location_count": 2,
      "location_summary": "Boulder, Colorado • Chicago, Illinois",
      "locations": [
        {
          "city": "Boulder",
          "state": "Colorado"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06471374"
    },
    {
      "nct_id": "NCT06090643",
      "title": "Implementation Research to Increase Colorectal Cancer Screening Rates Among Low Income and Ethnic Minority Groups",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colorectal Carcinoma"
      ],
      "interventions": [
        {
          "name": "Best Practice",
          "type": "OTHER"
        },
        {
          "name": "Consultation",
          "type": "OTHER"
        },
        {
          "name": "Educational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Electronic Health Record Review",
          "type": "OTHER"
        },
        {
          "name": "Fecal Immunochemical Test",
          "type": "OTHER"
        },
        {
          "name": "Feedback",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Health Education",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Support Education Activity",
          "type": "OTHER"
        },
        {
          "name": "Text Message-Based Navigation Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "Jonsson Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "50 Years to 75 Years"
      },
      "enrollment_count": 9745,
      "start_date": "2019-11-01",
      "completion_date": "2027-11-01",
      "has_results": false,
      "last_update_posted_date": "2025-11-14",
      "last_synced_at": "2026-10-16T03:57:20.917Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06090643"
    },
    {
      "nct_id": "NCT06451120",
      "title": "Platelet Rich Plasma Injections In Young And Old Human Subjects",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Osteoarthritis",
        "Articular Cartilage",
        "Musculoskeletal Disorders"
      ],
      "interventions": [
        {
          "name": "Platelet-Rich Plasma (PRP) Injections",
          "type": "DRUG"
        },
        {
          "name": "Centrifuge",
          "type": "DEVICE"
        },
        {
          "name": "Control saline injection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 60,
      "start_date": "2024-06-01",
      "completion_date": "2027-02-16",
      "has_results": false,
      "last_update_posted_date": "2026-09-08",
      "last_synced_at": "2026-10-16T03:57:20.917Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06451120"
    }
  ]
}