{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Urine+Sample&page=4",
    "query": {
      "intervention": "Urine Sample",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 1339,
    "total_pages": 134,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Urine+Sample&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Urine+Sample&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-20T08:00:43.718Z",
  "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": "NCT04449471",
      "title": "Naproxen Pharmacogenetic Study (Project 1, Aim 2)",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pharmacogenetics"
      ],
      "interventions": [
        {
          "name": "Naproxen tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2016-01-12",
      "completion_date": "2022-07-31",
      "has_results": false,
      "last_update_posted_date": "2020-06-29",
      "last_synced_at": "2026-10-20T08:00:43.718Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04449471"
    },
    {
      "nct_id": "NCT04606004",
      "title": "Perianal Maceration in Pediatric Ostomy Closure Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Perianal Dermatitis",
        "Diaper Dermatitis",
        "Postoperative Complications",
        "Colostomy Site",
        "Ileostomy - Stoma"
      ],
      "interventions": [
        {
          "name": "Stool application",
          "type": "OTHER"
        },
        {
          "name": "Standard of care skincare",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "3 Years",
        "sex": "ALL",
        "summary": "1 Day to 3 Years"
      },
      "enrollment_count": 7,
      "start_date": "2020-11-24",
      "completion_date": "2021-05-07",
      "has_results": false,
      "last_update_posted_date": "2021-06-01",
      "last_synced_at": "2026-10-20T08:00:43.718Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04606004"
    },
    {
      "nct_id": "NCT03709771",
      "title": "Novel Mechanisms and Predictors of VEGF Receptor Inhibitor- or Immune Checkpoint Inhibitor-Associated Hypertension and Cardiovascular Disease",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Renal Cell Carcinoma",
        "Hypertension",
        "Melanoma",
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Ambulatory Blood Pressure Measurement",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "40 Years to 75 Years"
      },
      "enrollment_count": 2,
      "start_date": "2020-01-09",
      "completion_date": "2020-10-01",
      "has_results": true,
      "last_update_posted_date": "2024-01-12",
      "last_synced_at": "2026-10-20T08:00:43.718Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03709771"
    },
    {
      "nct_id": "NCT01974063",
      "title": "Alternate Nicotine Delivery Systems and Airway Epithelial Biology",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Smoking",
        "Smoking Cessation"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 96,
      "start_date": "2013-03",
      "completion_date": "2017-05",
      "has_results": false,
      "last_update_posted_date": "2018-05-03",
      "last_synced_at": "2026-10-20T08:00:43.718Z",
      "location_count": 2,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01974063"
    },
    {
      "nct_id": "NCT05646485",
      "title": "Bladder Cancer Screening Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bladder Cancer",
        "Urothelial Carcinoma",
        "Hematuria",
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Urinalysis",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 1000,
      "start_date": "2023-05-05",
      "completion_date": "2028-04",
      "has_results": false,
      "last_update_posted_date": "2026-05-01",
      "last_synced_at": "2026-10-20T08:00:43.718Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05646485"
    },
    {
      "nct_id": "NCT03095885",
      "title": "A Pilot Study of Oxalate Absorption in Secondary Hyperoxaluria",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Secondary Hyperoxaluria",
        "Nephrolithiasis",
        "Hyperoxaluria",
        "Kidney Stones"
      ],
      "interventions": [
        {
          "name": "Test Meal",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Allena Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 22,
      "start_date": "2016-11",
      "completion_date": "2017-03",
      "has_results": true,
      "last_update_posted_date": "2021-10-28",
      "last_synced_at": "2026-10-20T08:00:43.718Z",
      "location_count": 5,
      "location_summary": "Tucson, Arizona • Little Rock, Arkansas • Shreveport, Louisiana + 2 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Shreveport",
          "state": "Louisiana"
        },
        {
          "city": "Warwick",
          "state": "Rhode Island"
        },
        {
          "city": "Virginia Beach",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03095885"
    },
    {
      "nct_id": "NCT02073435",
      "title": "A2ALL-Patients Safety System Improvements in Living Donor Liver Transplantation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Liver Diseases",
        "Hepatocellular Cancer",
        "Endstage Liver Disease",
        "Liver Cirrhosis"
      ],
      "interventions": [
        {
          "name": "Donor pain management",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "21 Years to 60 Years"
      },
      "enrollment_count": 177,
      "start_date": "2010-10",
      "completion_date": "2018-04",
      "has_results": true,
      "last_update_posted_date": "2018-12-05",
      "last_synced_at": "2026-10-20T08:00:43.718Z",
      "location_count": 4,
      "location_summary": "Chicago, Illinois • Burlington, Massachusetts • New York, New York + 1 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Burlington",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02073435"
    },
    {
      "nct_id": "NCT03017820",
      "title": "A Vaccine (VSV-hIFNβ-NIS) With or Without Cyclophosphamide and Combinations of Ipilimumab, Nivolumab, and Cemiplimab in Treating Relapsed or Refractory Multiple Myeloma, Acute Myeloid Leukemia or Lymphoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "B-Cell Non-Hodgkin Lymphoma",
        "Histiocytic and Dendritic Cell Neoplasm",
        "Myelodysplastic Syndrome",
        "Previously Treated Myelodysplastic Syndrome",
        "Recurrent Adult Acute Myeloid Leukemia",
        "Recurrent Anaplastic Large Cell Lymphoma",
        "Recurrent Angioimmunoblastic T-Cell Lymphoma",
        "Recurrent Mycosis Fungoides",
        "Recurrent Plasma Cell Myeloma",
        "Recurrent Primary Cutaneous T-Cell Non-Hodgkin Lymphoma",
        "Recurrent T-Cell Non-Hodgkin Lymphoma",
        "Refractory Acute Myeloid Leukemia",
        "Refractory Anaplastic Large Cell Lymphoma",
        "Refractory Angioimmunoblastic T-Cell Lymphoma",
        "Refractory Mycosis Fungoides",
        "Refractory Peripheral T-Cell Lymphoma, Not Otherwise Specified",
        "Refractory Plasma Cell Myeloma",
        "Refractory Primary Cutaneous T-Cell Non-Hodgkin Lymphoma",
        "Refractory T-Cell Non-Hodgkin Lymphoma"
      ],
      "interventions": [
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Recombinant Vesicular Stomatitis Virus-expressing Human Interferon Beta and Sodium-Iodide Symporter",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Single Photon Emission Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Cemiplimab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Ruxolitinib",
          "type": "DRUG"
        },
        {
          "name": "Nivolumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Multigated Acquisition Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Echocardiography Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 99,
      "start_date": "2017-04-04",
      "completion_date": "2032-04-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-10",
      "last_synced_at": "2026-10-20T08:00:43.718Z",
      "location_count": 2,
      "location_summary": "Scottsdale, Arizona • Rochester, Minnesota",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03017820"
    },
    {
      "nct_id": "NCT04043169",
      "title": "Clearblue Pregnancy Test - Lay User Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pregnancy"
      ],
      "interventions": [
        {
          "name": "Clearblue pregnancy test",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "SPD Development Company Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 204,
      "start_date": "2019-07-30",
      "completion_date": "2019-12-31",
      "has_results": false,
      "last_update_posted_date": "2020-02-20",
      "last_synced_at": "2026-10-20T08:00:43.718Z",
      "location_count": 1,
      "location_summary": "Cypress, California",
      "locations": [
        {
          "city": "Cypress",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04043169"
    },
    {
      "nct_id": "NCT02053662",
      "title": "Biomarker Identification for Bladder Cancer Patients",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bladder Cancer"
      ],
      "interventions": [
        {
          "name": "Sample Collection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 179,
      "start_date": "2014-01-21",
      "completion_date": "2023-11-16",
      "has_results": false,
      "last_update_posted_date": "2025-03-21",
      "last_synced_at": "2026-10-20T08:00:43.718Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02053662"
    }
  ]
}