{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Venipuncture&page=7",
    "query": {
      "intervention": "Venipuncture",
      "page": 7
    },
    "page_size": 10
  },
  "pagination": {
    "page": 7,
    "page_size": 10,
    "total_count": 1532,
    "total_pages": 154,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Venipuncture&page=8&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Venipuncture&page=6&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T11:31:36.040Z",
  "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": "NCT04067726",
      "title": "RANKL Inhibition and Mammographic Breast Density",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Dense Breasts"
      ],
      "interventions": [
        {
          "name": "Denosumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Calcium",
          "type": "DRUG"
        },
        {
          "name": "Vitamin D3",
          "type": "DRUG"
        },
        {
          "name": "Core needle biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood draw",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "40 Years and older · Female only"
      },
      "enrollment_count": 210,
      "start_date": "2019-08-27",
      "completion_date": "2027-09-30",
      "has_results": true,
      "last_update_posted_date": "2026-10-09",
      "last_synced_at": "2026-10-21T11:31:36.040Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04067726"
    },
    {
      "nct_id": "NCT01132885",
      "title": "Defining the Brain Phenotype of Children With Williams Syndrome",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Williams Syndrome",
        "Duplication"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Mental Health (NIMH)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "5 Years to 99 Years"
      },
      "enrollment_count": 415,
      "start_date": "2011-01-23",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2026-10-16",
      "last_synced_at": "2026-10-21T11:31:36.040Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01132885"
    },
    {
      "nct_id": "NCT03199040",
      "title": "Neoantigen DNA Vaccine Alone vs. Neoantigen DNA Vaccine Plus Durvalumab in Triple Negative Breast Cancer Patients Following Standard of Care Therapy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Triple Negative Breast Cancer",
        "Triple Negative Breast Neoplasms",
        "TNBC - Triple-Negative Breast Cancer",
        "Triple-negative Breast Carcinoma"
      ],
      "interventions": [
        {
          "name": "Durvalumab",
          "type": "DRUG"
        },
        {
          "name": "Neoantigen DNA vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "TDS-IM system (Inchor Medical Systems)",
          "type": "DEVICE"
        },
        {
          "name": "Peripheral blood draw",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Washington University School of Medicine",
      "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": 18,
      "start_date": "2019-07-23",
      "completion_date": "2023-05-01",
      "has_results": true,
      "last_update_posted_date": "2024-05-28",
      "last_synced_at": "2026-10-21T11:31:36.040Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03199040"
    },
    {
      "nct_id": "NCT04151498",
      "title": "HIV Reengagement and Assessment Mobile Program (Project RAMP)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV/AIDS"
      ],
      "interventions": [
        {
          "name": "Reengagement and Assessment Mobile Program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Qualitative Interview",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2020-05-29",
      "completion_date": "2023-04-28",
      "has_results": false,
      "last_update_posted_date": "2023-06-15",
      "last_synced_at": "2026-10-21T11:31:36.040Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04151498"
    },
    {
      "nct_id": "NCT01528774",
      "title": "Culture and Characterization of Circulating Tumor Cells (CTC) in Melanoma and Other Cancers",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Melanoma"
      ],
      "interventions": [
        {
          "name": "Blood Draw",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Wolfram Samlowski",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2016-06",
      "completion_date": "2016-06",
      "has_results": false,
      "last_update_posted_date": "2017-07-26",
      "last_synced_at": "2026-10-21T11:31:36.040Z",
      "location_count": 1,
      "location_summary": "Las Vegas, Nevada",
      "locations": [
        {
          "city": "Las Vegas",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01528774"
    },
    {
      "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": "2026-10-21T11:31:36.040Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04311749"
    },
    {
      "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": "2026-10-21T11:31:36.040Z",
      "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": "NCT00737321",
      "title": "Mechanisms Regulating Wound Vascularization",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Wounds and Injuries"
      ],
      "interventions": [
        {
          "name": "Samples will be collected",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Gayle Gordillo",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "69 Years",
        "sex": "ALL",
        "summary": "18 Years to 69 Years"
      },
      "enrollment_count": 36,
      "start_date": "2008-08",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2021-12-01",
      "last_synced_at": "2026-10-21T11:31:36.040Z",
      "location_count": 2,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00737321"
    },
    {
      "nct_id": "NCT02681120",
      "title": "Pilot Study of the Effect of Weight Loss on Breast Tissue and Blood Biomarkers in Women at Increased Risk for Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Neoplasms",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood draw",
          "type": "PROCEDURE"
        },
        {
          "name": "Mammogram",
          "type": "PROCEDURE"
        },
        {
          "name": "MRI",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Tarah J Ballinger, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 75 Years · Female only"
      },
      "enrollment_count": 3,
      "start_date": "2016-10-07",
      "completion_date": "2020-01-30",
      "has_results": false,
      "last_update_posted_date": "2021-10-14",
      "last_synced_at": "2026-10-21T11:31:36.040Z",
      "location_count": 3,
      "location_summary": "Carmel, Indiana • Indianapolis, Indiana",
      "locations": [
        {
          "city": "Carmel",
          "state": "Indiana"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02681120"
    },
    {
      "nct_id": "NCT01311596",
      "title": "Show Me to Help Me",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Autism"
      ],
      "interventions": [
        {
          "name": "Icons",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Akron Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "4 Years to 18 Years"
      },
      "enrollment_count": 83,
      "start_date": "2011-02",
      "completion_date": "2011-02",
      "has_results": false,
      "last_update_posted_date": "2014-06-24",
      "last_synced_at": "2026-10-21T11:31:36.040Z",
      "location_count": 1,
      "location_summary": "Akron, Ohio",
      "locations": [
        {
          "city": "Akron",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01311596"
    }
  ]
}