{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood%2FUrine+Sample+Collection",
    "query": {
      "intervention": "Blood/Urine Sample Collection"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 345,
    "total_pages": 35,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood%2FUrine+Sample+Collection&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T11:29:39.853Z",
  "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": "NCT03915587",
      "title": "Bedside Resources to Gauge Intravascular Volume Status",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypovolemia",
        "Craniosynostoses"
      ],
      "interventions": [
        {
          "name": "CardioQ-EDM and CipherOx-CRI",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Months",
        "maximum_age": "2 Years",
        "sex": "ALL",
        "summary": "3 Months to 2 Years"
      },
      "enrollment_count": 23,
      "start_date": "2019-04-08",
      "completion_date": "2020-03-12",
      "has_results": true,
      "last_update_posted_date": "2023-06-29",
      "last_synced_at": "2026-09-04T11:29:39.853Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03915587"
    },
    {
      "nct_id": "NCT03375320",
      "title": "Testing Cabozantinib in Patients With Advanced Pancreatic Neuroendocrine and Carcinoid Tumors",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Functioning Pancreatic Neuroendocrine Tumor",
        "Intermediate Grade Lung Neuroendocrine Neoplasm",
        "Locally Advanced Digestive System Neuroendocrine Neoplasm",
        "Locally Advanced Digestive System Neuroendocrine Tumor G1",
        "Locally Advanced Lung Neuroendocrine Neoplasm",
        "Locally Advanced Pancreatic Neuroendocrine Tumor",
        "Locally Advanced Unresectable Digestive System Neuroendocrine Neoplasm",
        "Low Grade Lung Neuroendocrine Neoplasm",
        "Lung Neuroendocrine Tumor",
        "Lung Neuroendocrine Tumor G2",
        "Metastatic Digestive System Neuroendocrine Neoplasm",
        "Metastatic Digestive System Neuroendocrine Tumor G1",
        "Metastatic Lung Neuroendocrine Neoplasm",
        "Metastatic Lung Neuroendocrine Tumor",
        "Metastatic Pancreatic Neuroendocrine Neoplasm",
        "Metastatic Pancreatic Neuroendocrine Tumor",
        "Metastatic Thymus Neuroendocrine Neoplasm",
        "Neuroendocrine Neoplasm",
        "Neuroendocrine Tumor",
        "Neuroendocrine Tumor G2",
        "Non-Functioning Pancreatic Neuroendocrine Tumor",
        "Pancreatic Serotonin-Producing Neuroendocrine Tumor",
        "Thymus Neuroendocrine Tumor",
        "Unresectable Digestive System Neuroendocrine Neoplasm",
        "Unresectable Digestive System Neuroendocrine Tumor G1",
        "Unresectable Lung Neuroendocrine Neoplasm",
        "Unresectable Pancreatic Neuroendocrine Neoplasm",
        "Unresectable Thymus Neuroendocrine Neoplasm"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Cabozantinib S-malate",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Placebo Administration",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "X-Ray Imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 298,
      "start_date": "2018-10-26",
      "completion_date": "2026-08-19",
      "has_results": true,
      "last_update_posted_date": "2026-08-04",
      "last_synced_at": "2026-09-04T11:29:39.853Z",
      "location_count": 432,
      "location_summary": "Anchorage, Alaska • Kingman, Arizona • Phoenix, Arizona + 289 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Kingman",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03375320"
    },
    {
      "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": "2026-09-04T11:29:39.853Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04464070"
    },
    {
      "nct_id": "NCT04609683",
      "title": "Measuring Hydration Levels of Healthy and Heart Failure Patients Before, During, and After an Electrophysiology (EP) Procedure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiac Arrhythmia"
      ],
      "interventions": [
        {
          "name": "AleriTM sensors",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 19,
      "start_date": "2022-09-19",
      "completion_date": "2023-11-05",
      "has_results": false,
      "last_update_posted_date": "2023-11-29",
      "last_synced_at": "2026-09-04T11:29:39.853Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04609683"
    },
    {
      "nct_id": "NCT04590690",
      "title": "Gut Microbiome and Sex as Risk Factors for Kidney Stones After Bariatric Surgery",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bariatric Surgery Candidate"
      ],
      "interventions": [
        {
          "name": "Special diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "130 Years",
        "sex": "ALL",
        "summary": "18 Years to 130 Years"
      },
      "enrollment_count": 28,
      "start_date": "2020-11-01",
      "completion_date": "2027-05-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-11",
      "last_synced_at": "2026-09-04T11:29:39.853Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04590690"
    },
    {
      "nct_id": "NCT00455325",
      "title": "Chloroquine to Treat People With Metabolic Syndrome Aim2 (ARCH-MS)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metabolic Syndrome X",
        "Overweight",
        "Hypertension",
        "Dyslipidemias",
        "Prediabetic State"
      ],
      "interventions": [
        {
          "name": "Placebo Comparator: First Intervention (3 weeks)",
          "type": "DRUG"
        },
        {
          "name": "Active Comparator: Second Intervention (3 weeks)",
          "type": "DRUG"
        },
        {
          "name": "Active Comparator: Third Intervention (3 weeks)",
          "type": "DRUG"
        },
        {
          "name": "Active Comparator: Fourth Intervention (3 weeks)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 35,
      "start_date": "2004-09",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2022-05-10",
      "last_synced_at": "2026-09-04T11:29:39.853Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00455325"
    },
    {
      "nct_id": "NCT04039217",
      "title": "Antiretroviral Therapy (ART) Persistence in Different Body Compartments in HIV Negative MSM",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "ART",
        "HIV"
      ],
      "interventions": [
        {
          "name": "Biktarvy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "MALE",
        "summary": "18 Years to 49 Years · Male only"
      },
      "enrollment_count": 20,
      "start_date": "2019-09-30",
      "completion_date": "2020-08-28",
      "has_results": true,
      "last_update_posted_date": "2022-02-22",
      "last_synced_at": "2026-09-04T11:29:39.853Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04039217"
    },
    {
      "nct_id": "NCT05019625",
      "title": "Biomarker Development for Muscular Dystrophies",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Myotonic Dystrophy",
        "Duchenne Muscular Dystrophy",
        "Becker Muscular Dystrophy",
        "Facioscapulohumeral Muscular Dystrophy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "5 Years and older"
      },
      "enrollment_count": 465,
      "start_date": "2015-02-20",
      "completion_date": "2028-06",
      "has_results": false,
      "last_update_posted_date": "2025-11-24",
      "last_synced_at": "2026-09-04T11:29:39.853Z",
      "location_count": 5,
      "location_summary": "Boston, Massachusetts • Winston-Salem, North Carolina • Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05019625"
    },
    {
      "nct_id": "NCT04713995",
      "title": "Microbiome and Axial Spondyloarthritis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Axial Spondyloarthritis"
      ],
      "interventions": [
        {
          "name": "Dietary recommendations",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Viome",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 95,
      "start_date": "2020-06-22",
      "completion_date": "2022-06-15",
      "has_results": false,
      "last_update_posted_date": "2022-07-08",
      "last_synced_at": "2026-09-04T11:29:39.853Z",
      "location_count": 1,
      "location_summary": "Bothell, Washington",
      "locations": [
        {
          "city": "Bothell",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04713995"
    },
    {
      "nct_id": "NCT04883827",
      "title": "Disease Burden and Biology Using Tumor Cell Free DNA in Metastatic Kidney Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Renal Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Blood collection",
          "type": "OTHER"
        },
        {
          "name": "Urine collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Vanderbilt-Ingram Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 180,
      "start_date": "2021-01-06",
      "completion_date": "2023-12-01",
      "has_results": false,
      "last_update_posted_date": "2024-10-22",
      "last_synced_at": "2026-09-04T11:29:39.853Z",
      "location_count": 3,
      "location_summary": "Nashville, Tennessee • Houston, Texas",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04883827"
    }
  ]
}