{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Venipuncture&page=42",
    "query": {
      "intervention": "Venipuncture",
      "page": 42
    },
    "page_size": 10
  },
  "pagination": {
    "page": 42,
    "page_size": 10,
    "total_count": 1532,
    "total_pages": 154,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Venipuncture&page=43&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Venipuncture&page=41&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-27T17:45:29.568Z",
  "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": "NCT03300882",
      "title": "PREDICT Cytomegalovirus (CMV)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lung Transplant"
      ],
      "interventions": [
        {
          "name": "Procedure",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 84,
      "start_date": "2017-10-31",
      "completion_date": "2019-11-25",
      "has_results": false,
      "last_update_posted_date": "2026-09-25",
      "last_synced_at": "2026-10-27T17:45:29.568Z",
      "location_count": 3,
      "location_summary": "Baltimore, Maryland • Durham, North Carolina • Cleveland, Ohio",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03300882"
    },
    {
      "nct_id": "NCT03728842",
      "title": "Spontaneous Regression in Metastatic Melanoma and Renal Cell Carcinoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Melanoma; Renal Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Blood collection for laboratory studies",
          "type": "OTHER"
        },
        {
          "name": "Data collection from medical record",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 19,
      "start_date": "2004-01-04",
      "completion_date": "2027-03-01",
      "has_results": false,
      "last_update_posted_date": "2025-10-27",
      "last_synced_at": "2026-10-27T17:45:29.568Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03728842"
    },
    {
      "nct_id": "NCT04311749",
      "title": "Expanded NIPT for Pregnancy Complications",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Fetal Growth Restriction",
        "Preeclampsia Severe"
      ],
      "interventions": [
        {
          "name": "Expanded panel cell free DNA testing (non-invasive prenatal testing)",
          "type": "GENETIC"
        },
        {
          "name": "Placental biopsy",
          "type": "GENETIC"
        },
        {
          "name": "Umbilical cord blood",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "GENETIC"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 60 Years · Female only"
      },
      "enrollment_count": 70,
      "start_date": "2020-02-12",
      "completion_date": "2024-08-30",
      "has_results": false,
      "last_update_posted_date": "2024-10-18",
      "last_synced_at": "2026-10-27T17:45:29.568Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04311749"
    },
    {
      "nct_id": "NCT05677880",
      "title": "Cerebral Autosomal Dominant Arteriopathy With Subcortical Infarcts and Leukoencephalopathy (CADASIL) Study",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "CADASIL"
      ],
      "interventions": [
        {
          "name": "Study Procedures",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 660,
      "start_date": "2022-06-03",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-01-15",
      "last_synced_at": "2026-10-27T17:45:29.568Z",
      "location_count": 12,
      "location_summary": "Los Angeles, California • San Francisco, California • Denver, Colorado + 9 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05677880"
    },
    {
      "nct_id": "NCT05188573",
      "title": "EpiDetect Study: Clinical Validation of a Pancreatic Cancer Detection Test in New-Onset Diabetes Patients",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pancreatic Cancer"
      ],
      "interventions": [
        {
          "name": "Early detection pancreatic cancer test",
          "type": "DEVICE"
        },
        {
          "name": "Early detection pancreatic cancer test and MRI Imaging",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "ClearNote Health",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2022-06-01",
      "completion_date": "2025-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-27",
      "last_synced_at": "2026-10-27T17:45:29.568Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05188573"
    },
    {
      "nct_id": "NCT05043454",
      "title": "Improving Age-Related Cognitive Decline With Exercise in Hypertensive Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "High Intensity Interval Training (HIIT) Exercise",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "55 Years to 75 Years"
      },
      "enrollment_count": 11,
      "start_date": "2021-10-01",
      "completion_date": "2025-07-09",
      "has_results": false,
      "last_update_posted_date": "2026-02-27",
      "last_synced_at": "2026-10-27T17:45:29.568Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05043454"
    },
    {
      "nct_id": "NCT03042962",
      "title": "Brain Networks in Dystonia",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Spasmodic Dysphonia",
        "Singer's Dystonia",
        "Writer's Cramp",
        "Musician's Focal Hand Dystonia",
        "Craniofacial Dystonia",
        "Blepharospasm Oromandibular Dystonia"
      ],
      "interventions": [
        {
          "name": "MRI",
          "type": "OTHER"
        },
        {
          "name": "Blood draw",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Massachusetts Eye and Ear Infirmary",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "21 Years to 80 Years"
      },
      "enrollment_count": 141,
      "start_date": "2015-08-01",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-12-08",
      "last_synced_at": "2026-10-27T17:45:29.568Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03042962"
    },
    {
      "nct_id": "NCT02238327",
      "title": "Longitudinal Evaluation of HIV-associated Lung Disease Phenotypes",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease",
        "HIV",
        "Emphysema"
      ],
      "interventions": [
        {
          "name": "blood draw",
          "type": "PROCEDURE"
        },
        {
          "name": "questionnaires",
          "type": "PROCEDURE"
        },
        {
          "name": "Lung function testing",
          "type": "PROCEDURE"
        },
        {
          "name": "Six-Minute walk test",
          "type": "PROCEDURE"
        },
        {
          "name": "Quantitative CT scans",
          "type": "RADIATION"
        },
        {
          "name": "Nasal secretion and cell collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Echocardiogram",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "University of Pittsburgh",
      "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": 232,
      "start_date": "2014-09",
      "completion_date": "2020-03-02",
      "has_results": false,
      "last_update_posted_date": "2020-10-08",
      "last_synced_at": "2026-10-27T17:45:29.568Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02238327"
    },
    {
      "nct_id": "NCT04464070",
      "title": "Pathways of Eicosanoid Metabolism",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Metabolism of Prostaglandin D2"
      ],
      "interventions": [
        {
          "name": "niacin",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "aspirin",
          "type": "DRUG"
        },
        {
          "name": "PGD2",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Vanderbilt University",
      "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": 10,
      "start_date": "2020-08-15",
      "completion_date": "2027-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-05",
      "last_synced_at": "2026-10-27T17:45:29.568Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04464070"
    },
    {
      "nct_id": "NCT04392323",
      "title": "Incidence of COVID-19 Test Conversion in Post-surgical Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sars-CoV2"
      ],
      "interventions": [
        {
          "name": "COVID-19 PCR and Serology",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "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": 111,
      "start_date": "2020-05-13",
      "completion_date": "2020-10-04",
      "has_results": false,
      "last_update_posted_date": "2021-11-08",
      "last_synced_at": "2026-10-27T17:45:29.568Z",
      "location_count": 2,
      "location_summary": "Manhasset, New York • New Hyde Park, New York",
      "locations": [
        {
          "city": "Manhasset",
          "state": "New York"
        },
        {
          "city": "New Hyde Park",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04392323"
    }
  ]
}