{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Venipuncture&page=14",
    "query": {
      "intervention": "Venipuncture",
      "page": 14
    },
    "page_size": 10
  },
  "pagination": {
    "page": 14,
    "page_size": 10,
    "total_count": 1532,
    "total_pages": 154,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Venipuncture&page=15&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Venipuncture&page=13&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T23:59:33.632Z",
  "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": "NCT04057040",
      "title": "Hepcidin Mimetic in Patients With Polycythemia Vera (REVIVE)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Polycythemia Vera"
      ],
      "interventions": [
        {
          "name": "PTG-300",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Protagonist Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 70,
      "start_date": "2019-10-01",
      "completion_date": "2024-06-17",
      "has_results": false,
      "last_update_posted_date": "2025-08-07",
      "last_synced_at": "2026-10-21T23:59:33.632Z",
      "location_count": 14,
      "location_summary": "Phoenix, Arizona • Greenbrae, California • Palo Alto, California + 10 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Greenbrae",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Westwood",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04057040"
    },
    {
      "nct_id": "NCT02630615",
      "title": "Circulating Tumor Cells (CTC) in Lung Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lung Neoplasms"
      ],
      "interventions": [
        {
          "name": "Blood draw",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Shadia Jalal",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2017-10-19",
      "completion_date": "2026-10",
      "has_results": false,
      "last_update_posted_date": "2026-04-24",
      "last_synced_at": "2026-10-21T23:59:33.632Z",
      "location_count": 2,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02630615"
    },
    {
      "nct_id": "NCT07121010",
      "title": "How Animal and Plant Protein Shakes Change the Body's Nutrient and Health Responses",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiometabolic Health"
      ],
      "interventions": [
        {
          "name": "Animal-Based Protein Smoothie",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Plant-Based Protein Smoothie",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Plant-Based Protein Smoothie with Leucine",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Pittsburgh",
      "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": 20,
      "start_date": "2026-03-24",
      "completion_date": "2027-03",
      "has_results": false,
      "last_update_posted_date": "2026-10-06",
      "last_synced_at": "2026-10-21T23:59:33.632Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07121010"
    },
    {
      "nct_id": "NCT03224949",
      "title": "Comparison of ALD, NASH, and Healthy Control Patients",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "ALD - Alcoholic Liver Disease"
      ],
      "interventions": [
        {
          "name": "Blood draw",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 500,
      "start_date": "2017-06-19",
      "completion_date": "2028-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-25",
      "last_synced_at": "2026-10-21T23:59:33.632Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03224949"
    },
    {
      "nct_id": "NCT03820778",
      "title": "Whole Body MRI to Identify Atypical Neurofibromas in Patients With NF1",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Neurofibromatosis 1",
        "Neurofibroma",
        "Atypical Neurofibroma",
        "Atypical Neurofibromatosis",
        "Plexiform Neurofibroma",
        "Von Recklinghausen Disease"
      ],
      "interventions": [
        {
          "name": "Whole Body MRI",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Children's National Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "8 Years to 30 Years"
      },
      "enrollment_count": 10,
      "start_date": "2018-07-12",
      "completion_date": "2022-08-01",
      "has_results": false,
      "last_update_posted_date": "2021-03-02",
      "last_synced_at": "2026-10-21T23:59:33.632Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03820778"
    },
    {
      "nct_id": "NCT02089555",
      "title": "African American Alzheimer's Progression Markers - CSF and Neuro-Imaging",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Mild Cognitive Impairment",
        "Alzheimer's Disease"
      ],
      "interventions": [
        {
          "name": "Lumbar puncture",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood draw",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging (MRI)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "60 Years to 85 Years"
      },
      "enrollment_count": 135,
      "start_date": "2013-09",
      "completion_date": "2016-06",
      "has_results": false,
      "last_update_posted_date": "2016-06-23",
      "last_synced_at": "2026-10-21T23:59:33.632Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02089555"
    },
    {
      "nct_id": "NCT05737693",
      "title": "Enhancing Week-long Psychological Treatment for PTSD With Ketamine",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Posttraumatic Stress Disorder"
      ],
      "interventions": [
        {
          "name": "Ketamine",
          "type": "DRUG"
        },
        {
          "name": "Midazolam",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "21 Years to 70 Years"
      },
      "enrollment_count": 350,
      "start_date": "2023-08-21",
      "completion_date": "2031-08-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-24",
      "last_synced_at": "2026-10-21T23:59:33.632Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05737693"
    },
    {
      "nct_id": "NCT04908852",
      "title": "Feasibility Pilot Exploring Variability in Biomarkers and PROs in AML",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acute Myeloid Leukemia (AML)"
      ],
      "interventions": [
        {
          "name": "Blood Sample Collection - Observational Study",
          "type": "OTHER"
        },
        {
          "name": "Symptom questionnaires - Observational Study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Dana-Farber Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2021-07-26",
      "completion_date": "2023-02-23",
      "has_results": false,
      "last_update_posted_date": "2023-04-05",
      "last_synced_at": "2026-10-21T23:59:33.632Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04908852"
    },
    {
      "nct_id": "NCT00897702",
      "title": "Molecular Mechanisms of Clinical Resistance to Targeted Therapy Among Patients With Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Blood draw",
          "type": "OTHER"
        },
        {
          "name": "immunoenzyme technique",
          "type": "OTHER"
        },
        {
          "name": "biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "histopathologic examination",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 269,
      "start_date": "2007-01-09",
      "completion_date": "2026-01-23",
      "has_results": false,
      "last_update_posted_date": "2026-01-28",
      "last_synced_at": "2026-10-21T23:59:33.632Z",
      "location_count": 7,
      "location_summary": "Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more",
      "locations": [
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Middletown",
          "state": "New Jersey"
        },
        {
          "city": "Montvale",
          "state": "New Jersey"
        },
        {
          "city": "Commack",
          "state": "New York"
        },
        {
          "city": "Harrison",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00897702"
    },
    {
      "nct_id": "NCT04019353",
      "title": "Cf-DNA Assay During Treatment of Acute Rejection",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Kidney Transplant Failure and Rejection",
        "Kidney Transplant; Complications",
        "Kidney Transplant Rejection",
        "Transplant; Complication, Rejection",
        "Transplant Dysfunction"
      ],
      "interventions": [
        {
          "name": "cf-DNA Collection",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "GENETIC"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2019-06-01",
      "completion_date": "2023-09-05",
      "has_results": false,
      "last_update_posted_date": "2024-03-13",
      "last_synced_at": "2026-10-21T23:59:33.632Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04019353"
    }
  ]
}