{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Venipuncture&page=13",
    "query": {
      "intervention": "Venipuncture",
      "page": 13
    },
    "page_size": 10
  },
  "pagination": {
    "page": 13,
    "page_size": 10,
    "total_count": 1532,
    "total_pages": 154,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Venipuncture&page=14&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Venipuncture&page=12&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T23:22:54.530Z",
  "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": "NCT04050683",
      "title": "Evaluation of Hemodynamic Parameters Following Transjugular Intrahepatic Portosystemic Shunt (TIPS)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Refractory Ascites"
      ],
      "interventions": [
        {
          "name": "Study - Transjugular Intrahepatic Portosystemic Shunt (TIPS)",
          "type": "PROCEDURE"
        },
        {
          "name": "Control - Transjugular Intrahepatic Portosystemic Shunt (TIPS)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2019-09-25",
      "completion_date": "2024-12-09",
      "has_results": false,
      "last_update_posted_date": "2024-12-13",
      "last_synced_at": "2026-10-21T23:22:54.530Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04050683"
    },
    {
      "nct_id": "NCT06392269",
      "title": "A Multi-site Clinical Evaluation of Capillary Blood Samples Collected Using the Tasso+SST Device for Downstream Analyte Testing",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Serum Analytes"
      ],
      "interventions": [
        {
          "name": "Tasso+SST",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Tasso Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 443,
      "start_date": "2024-03-18",
      "completion_date": "2025-04-15",
      "has_results": false,
      "last_update_posted_date": "2026-03-20",
      "last_synced_at": "2026-10-21T23:22:54.530Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06392269"
    },
    {
      "nct_id": "NCT06388122",
      "title": "DiviTum®TKa: A Biomarker Assay for Efficacy in HR+ Breast Cancer Patients",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "HER2-negative Breast Cancer",
        "Hormone-receptor-positive Breast Cancer",
        "Metastatic Breast Cancer",
        "Anatomic Stage II Breast Cancer AJCC v8",
        "Anatomic Stage III Breast Cancer AJCC v8",
        "Anatomic Stage IV Breast Cancer AJCC v8",
        "HER2 Negative Breast Carcinoma",
        "Hormone Receptor Positive Breast Carcinoma",
        "Metastatic Breast Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 100,
      "start_date": "2024-04-30",
      "completion_date": "2031-06-15",
      "has_results": false,
      "last_update_posted_date": "2026-06-01",
      "last_synced_at": "2026-10-21T23:22:54.530Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06388122"
    },
    {
      "nct_id": "NCT03802994",
      "title": "Pneumococcal Conjugate Vaccine in Aging Renal Transplant",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Renal Transplantation",
        "Aging"
      ],
      "interventions": [
        {
          "name": "23 valent pneumococcal polysaccharide vaccine",
          "type": "DRUG"
        },
        {
          "name": "13 valent conjugated pneumococcal vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Peripheral blood sample",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "35 Years to 75 Years"
      },
      "enrollment_count": 57,
      "start_date": "2018-11-01",
      "completion_date": "2020-02-28",
      "has_results": true,
      "last_update_posted_date": "2021-04-30",
      "last_synced_at": "2026-10-21T23:22:54.530Z",
      "location_count": 2,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03802994"
    },
    {
      "nct_id": "NCT02935751",
      "title": "Apixaban Discontinuation Prior to Major Surgery",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hemorrhage",
        "Thromboembolism"
      ],
      "interventions": [
        {
          "name": "Lab tests for plasma levels of apixaban and anti-10a factor",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Thomas Jefferson University",
      "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": 130,
      "start_date": "2016-10",
      "completion_date": "2018-09",
      "has_results": false,
      "last_update_posted_date": "2018-09-12",
      "last_synced_at": "2026-10-21T23:22:54.530Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02935751"
    },
    {
      "nct_id": "NCT04579874",
      "title": "Clinical Performance of LIVERFASt Test Compared w/ Liver Biopsy in Patients w/ NAFLD.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Non-Alcoholic Fatty Liver Disease",
        "Non-Alcoholic Steatohepatitis",
        "Liver Fibroses",
        "Liver Inflammation",
        "Liver Steatoses"
      ],
      "interventions": [
        {
          "name": "LIVERFASt",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Fibronostics USA, Inc",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 241,
      "start_date": "2021-01-07",
      "completion_date": "2022-04-15",
      "has_results": false,
      "last_update_posted_date": "2022-08-02",
      "last_synced_at": "2026-10-21T23:22:54.530Z",
      "location_count": 8,
      "location_summary": "Detroit, Michigan • St Louis, Missouri • Manhasset, New York + 3 more",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Manhasset",
          "state": "New York"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04579874"
    },
    {
      "nct_id": "NCT00179335",
      "title": "Comparative Pharmacokinetics (PK) Study of Efavirenz or Lopinavir/Ritonavir Between Older and Younger HIV-Infected Adults",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Blood drawing to determine drug levels",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Albert Einstein College 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": 45,
      "start_date": "2003-08",
      "completion_date": "2006-09",
      "has_results": false,
      "last_update_posted_date": "2021-04-26",
      "last_synced_at": "2026-10-21T23:22:54.530Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00179335"
    },
    {
      "nct_id": "NCT01858376",
      "title": "Effect Of Capros Supplementation On Cardiovascular Disease Risk Factors In Humans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hyperlipidemia"
      ],
      "interventions": [
        {
          "name": "Capros dietary supplement",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Chandan K Sen",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "21 Years to 70 Years"
      },
      "enrollment_count": 24,
      "start_date": "2013-03",
      "completion_date": "2015-01",
      "has_results": true,
      "last_update_posted_date": "2018-07-27",
      "last_synced_at": "2026-10-21T23:22:54.530Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01858376"
    },
    {
      "nct_id": "NCT00926523",
      "title": "Biomarkers in the Evaluation of Chronic Lung Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pulmonary Hypertension",
        "Pulmonary Arterial Hypertension",
        "Interstitial Lung Disease"
      ],
      "interventions": [
        {
          "name": "Blood Gas",
          "type": "OTHER"
        },
        {
          "name": "Pulmonary Exercise Test",
          "type": "OTHER"
        },
        {
          "name": "Spirometry",
          "type": "OTHER"
        },
        {
          "name": "Breath Condensate Collector",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 67,
      "start_date": "2009-06",
      "completion_date": "2011-03",
      "has_results": false,
      "last_update_posted_date": "2011-05-27",
      "last_synced_at": "2026-10-21T23:22:54.530Z",
      "location_count": 1,
      "location_summary": "New Hyde Park, New York",
      "locations": [
        {
          "city": "New Hyde Park",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00926523"
    },
    {
      "nct_id": "NCT04361240",
      "title": "Cardiotoxicity in Breast Cancer Patients Treated With Proton or Photon Radiotherapy: A RadComp Companion Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "Cardiotoxicity"
      ],
      "interventions": [
        {
          "name": "Proton vs Photon Radiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Abramson Cancer Center at Penn Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 172,
      "start_date": "2020-08-01",
      "completion_date": "2025-05-29",
      "has_results": false,
      "last_update_posted_date": "2026-02-09",
      "last_synced_at": "2026-10-21T23:22:54.530Z",
      "location_count": 6,
      "location_summary": "Birmingham, Alabama • Warrenville, Illinois • Baltimore, Maryland + 3 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Warrenville",
          "state": "Illinois"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04361240"
    }
  ]
}