{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Venipuncture&page=51",
    "query": {
      "intervention": "Venipuncture",
      "page": 51
    },
    "page_size": 10
  },
  "pagination": {
    "page": 51,
    "page_size": 10,
    "total_count": 1532,
    "total_pages": 154,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Venipuncture&page=52&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Venipuncture&page=50&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-29T02:26:54.906Z",
  "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": "NCT05964504",
      "title": "Improving Survival for Metastatic Lobular Breast Cancer (PLUMB Registry)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Metastatic Breast Cancer",
        "Lobular Breast Carcinoma"
      ],
      "interventions": [
        {
          "name": "Blood Specimen",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2023-12-20",
      "completion_date": "2036-02-28",
      "has_results": false,
      "last_update_posted_date": "2026-09-02",
      "last_synced_at": "2026-10-29T02:26:54.906Z",
      "location_count": 4,
      "location_summary": "San Diego, California • San Francisco, California • Philadelphia, Pennsylvania + 1 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05964504"
    },
    {
      "nct_id": "NCT00924963",
      "title": "J-Tip® Jet Injection of 1% Buffered Lidocaine or Saline Versus 4% Lidocaine Cream Before Venipuncture or IV Insertion",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "J-Tip jet injector",
          "type": "DEVICE"
        },
        {
          "name": "Jet injection saline",
          "type": "DEVICE"
        },
        {
          "name": "lidocaine cream",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "7 Years to 21 Years"
      },
      "enrollment_count": 0,
      "start_date": "2009-06",
      "completion_date": "2010-06",
      "has_results": false,
      "last_update_posted_date": "2020-09-21",
      "last_synced_at": "2026-10-29T02:26:54.906Z",
      "location_count": 1,
      "location_summary": "Liberty Township, Ohio",
      "locations": [
        {
          "city": "Liberty Township",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00924963"
    },
    {
      "nct_id": "NCT06252493",
      "title": "Value of PET/MR Enterography in the Assessment of Crohn's Disease Using a Collagen-binding Radiotracer.",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Crohn Disease"
      ],
      "interventions": [
        {
          "name": "Radiotracer Injection",
          "type": "DRUG"
        },
        {
          "name": "Contrast Media, Magnetic Resonance",
          "type": "DRUG"
        },
        {
          "name": "Blood Draw",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Glucagon",
          "type": "DRUG"
        },
        {
          "name": "Imaging",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Oral contrast media application",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Massachusetts General Hospital",
      "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": 25,
      "start_date": "2023-12-19",
      "completion_date": "2029-12-19",
      "has_results": false,
      "last_update_posted_date": "2026-03-12",
      "last_synced_at": "2026-10-29T02:26:54.906Z",
      "location_count": 1,
      "location_summary": "Charlestown, Massachusetts",
      "locations": [
        {
          "city": "Charlestown",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06252493"
    },
    {
      "nct_id": "NCT06744296",
      "title": "Measurable Residual Disease Detection Using Tumor-Informed ctDNA Surveillance After Curative-Intent Treatment in HPV-Independent Squamous Cell Carcinoma of the Head and Neck",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Squamous Cell Carcinoma of Head and Neck"
      ],
      "interventions": [
        {
          "name": "Blood Draws and Tissue Sample(s)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Massachusetts Eye and Ear Infirmary",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 75,
      "start_date": "2025-02-03",
      "completion_date": "2029-01-06",
      "has_results": false,
      "last_update_posted_date": "2025-05-18",
      "last_synced_at": "2026-10-29T02:26:54.906Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06744296"
    },
    {
      "nct_id": "NCT00349830",
      "title": "Novel Serum Markers for Monitoring Response to Anti-Cancer Therapy",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Carcinomas (Including Squamous Cell and Adenocarcinoma)",
        "Neoplasms"
      ],
      "interventions": [
        {
          "name": "blood draw",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2000,
      "start_date": "2002-01",
      "completion_date": "2032-01",
      "has_results": false,
      "last_update_posted_date": "2026-02-10",
      "last_synced_at": "2026-10-29T02:26:54.906Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00349830"
    },
    {
      "nct_id": "NCT00381628",
      "title": "Nasal Epithelial Cells/Blood Lymphocyte Markers for Cystic Fibrosis (CF)/CF Pulmonary Exacerbations",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cystic Fibrosis"
      ],
      "interventions": [
        {
          "name": "epithelial cells and blood lymphocyte extraction",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University Hospitals Cleveland Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "15 Years and older"
      },
      "enrollment_count": 59,
      "start_date": "2006-09",
      "completion_date": "2011-09",
      "has_results": true,
      "last_update_posted_date": "2019-02-15",
      "last_synced_at": "2026-10-29T02:26:54.906Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00381628"
    },
    {
      "nct_id": "NCT05281731",
      "title": "Sonobiopsy for Noninvasive and Sensitive Detection of Glioblastoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Glioblastoma",
        "Glioblastoma Multiforme"
      ],
      "interventions": [
        {
          "name": "Sonobiopsy",
          "type": "DEVICE"
        },
        {
          "name": "Research blood",
          "type": "PROCEDURE"
        },
        {
          "name": "Cancer Personalized Profiling",
          "type": "GENETIC"
        },
        {
          "name": "Definity®",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE",
        "GENETIC"
      ],
      "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": 40,
      "start_date": "2022-04-18",
      "completion_date": "2028-11-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-14",
      "last_synced_at": "2026-10-29T02:26:54.906Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05281731"
    },
    {
      "nct_id": "NCT05490875",
      "title": "Carotid Ultrasound to Identify Head and Neck Cancer Survivors With High Cardiovascular Risk After Radiation Therapy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Head and Neck Cancer",
        "Carotid Artery Stenosis",
        "Cardiovascular Complication"
      ],
      "interventions": [
        {
          "name": "Carotid ultrasound",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood draw",
          "type": "OTHER"
        },
        {
          "name": "Survey",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2022-12-02",
      "completion_date": "2025-01-07",
      "has_results": false,
      "last_update_posted_date": "2025-01-17",
      "last_synced_at": "2026-10-29T02:26:54.906Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05490875"
    },
    {
      "nct_id": "NCT01995175",
      "title": "A Prospective, Epidemiological Study to Assess the Disease Burden of Respiratory Syncytial Virus Associated, Suspected Lower Respiratory Tract Infections in Newborns, From 0 to 2 Years of Age and Risk of Development of Wheeze and Asthma From 0 to 6 Years of Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Respiratory Syncytial Virus"
      ],
      "interventions": [
        {
          "name": "Nasal swab sampling",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood sampling",
          "type": "PROCEDURE"
        },
        {
          "name": "Diary cards",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "6 Years",
        "sex": "ALL",
        "summary": "Up to 6 Years"
      },
      "enrollment_count": 2409,
      "start_date": "2013-12-12",
      "completion_date": "2021-11-03",
      "has_results": true,
      "last_update_posted_date": "2022-11-29",
      "last_synced_at": "2026-10-29T02:26:54.906Z",
      "location_count": 9,
      "location_summary": "Oakland, California • Sacramento, California • Santa Clara, California + 5 more",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Santa Clara",
          "state": "California"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01995175"
    },
    {
      "nct_id": "NCT00840567",
      "title": "Skin and Blood Research Samples From Healthy Volunteers and Patients With Hematologic Diseases",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anemia, Sickle Cell"
      ],
      "interventions": [
        {
          "name": "Skin biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood draw & sample",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2009-02",
      "completion_date": "2010-10",
      "has_results": false,
      "last_update_posted_date": "2013-07-11",
      "last_synced_at": "2026-10-29T02:26:54.906Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00840567"
    }
  ]
}