{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Urine+Marker&page=3",
    "query": {
      "intervention": "Urine Marker",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 190,
    "total_pages": 19,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Urine+Marker&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Urine+Marker&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-15T18:29:46.132Z",
  "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": "NCT01445327",
      "title": "Predictors of Tumor Response and of Radiation Therapy Side Effects in Patients With Gastrointestinal Cancers",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Esophageal Cancer",
        "Stomach Cancer",
        "Pancreatic Cancer"
      ],
      "interventions": [
        {
          "name": "Specimen collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "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": 9,
      "start_date": "2007-02-20",
      "completion_date": "2014-05-22",
      "has_results": true,
      "last_update_posted_date": "2022-02-01",
      "last_synced_at": "2026-11-15T18:29:46.132Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01445327"
    },
    {
      "nct_id": "NCT02746523",
      "title": "Effects of Multiple Concussions in Retired NHL Players",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cognitive Deficits",
        "Proprioceptive Disorders"
      ],
      "interventions": [
        {
          "name": "Sensory Organization Test",
          "type": "OTHER"
        },
        {
          "name": "Biomarkers",
          "type": "GENETIC"
        },
        {
          "name": "Conners' Adult ADHD Rating Scale (CAARS)",
          "type": "OTHER"
        },
        {
          "name": "Depression Scale",
          "type": "OTHER"
        },
        {
          "name": "Cognitive Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "GENETIC"
      ],
      "sponsor": "New York Institute of Technology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "MALE",
        "summary": "40 Years to 80 Years · Male only"
      },
      "enrollment_count": 6,
      "start_date": "2016-03",
      "completion_date": "2017-03",
      "has_results": false,
      "last_update_posted_date": "2017-07-28",
      "last_synced_at": "2026-11-15T18:29:46.132Z",
      "location_count": 1,
      "location_summary": "Old Westbury, New York",
      "locations": [
        {
          "city": "Old Westbury",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02746523"
    },
    {
      "nct_id": "NCT05780047",
      "title": "Personalized Mobile Intervention to Reduce Exposure to Endocrine Disrupting Chemicals in Adults of Child-Bearing Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Endocrine Disrupting Chemicals",
        "Environmental Exposure",
        "Health Literacy",
        "Bisphenol A",
        "Phthalate Exposure",
        "Survey"
      ],
      "interventions": [
        {
          "name": "Mail-in Urine Test for EDCs",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Million Marker Wellness, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 434,
      "start_date": "2022-05-01",
      "completion_date": "2022-10-31",
      "has_results": true,
      "last_update_posted_date": "2024-05-14",
      "last_synced_at": "2026-11-15T18:29:46.132Z",
      "location_count": 1,
      "location_summary": "Berkeley, California",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05780047"
    },
    {
      "nct_id": "NCT01614808",
      "title": "Studying Biomarkers in Urine Samples From Younger Patients With Wilms Tumor",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Recurrent Wilms Tumor and Other Childhood Kidney Tumors",
        "Stage III Wilms Tumor"
      ],
      "interventions": [
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 90,
      "start_date": "2012-06",
      "completion_date": "2012-06",
      "has_results": false,
      "last_update_posted_date": "2015-05-07",
      "last_synced_at": "2026-11-15T18:29:46.132Z",
      "location_count": 1,
      "location_summary": "Monrovia, California",
      "locations": [
        {
          "city": "Monrovia",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01614808"
    },
    {
      "nct_id": "NCT05621863",
      "title": "Fruit and Vegetable Biomarker Discovery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Biomarkers"
      ],
      "interventions": [
        {
          "name": "Aim 1 Meal Challenge 1",
          "type": "OTHER"
        },
        {
          "name": "Aim 1 Meal Challenge 2",
          "type": "OTHER"
        },
        {
          "name": "Aim 1 Meal Challenge 3",
          "type": "OTHER"
        },
        {
          "name": "Aim 2 Typical American Diet",
          "type": "OTHER"
        },
        {
          "name": "Aim 2 Typical American Diet Plus Test Foods",
          "type": "OTHER"
        },
        {
          "name": "Aim 2 Dietary Guidelines for Americans Diet Plus Test Foods",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2023-04-01",
      "completion_date": "2026-03-13",
      "has_results": false,
      "last_update_posted_date": "2026-05-29",
      "last_synced_at": "2026-11-15T18:29:46.132Z",
      "location_count": 1,
      "location_summary": "Davis, California",
      "locations": [
        {
          "city": "Davis",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05621863"
    },
    {
      "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": "2026-11-15T18:29:46.132Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05646485"
    },
    {
      "nct_id": "NCT03107819",
      "title": "Metabolomics for Biomarker Discovery in Children With EoE",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Eosinophilic Esophagitis"
      ],
      "interventions": [
        {
          "name": "Plasma and urine metabolomics",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "2 Years to 18 Years"
      },
      "enrollment_count": 24,
      "start_date": "2017-03-29",
      "completion_date": "2018-03-31",
      "has_results": false,
      "last_update_posted_date": "2018-05-01",
      "last_synced_at": "2026-11-15T18:29:46.132Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03107819"
    },
    {
      "nct_id": "NCT04357717",
      "title": "ExoDx Prostate Evaluation in Prior Negative Prostate Biopsy Setting",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "ExoDx Prostate",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Exosome Diagnostics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "50 Years and older · Male only"
      },
      "enrollment_count": 150,
      "start_date": "2020-03-15",
      "completion_date": "2021-09-01",
      "has_results": false,
      "last_update_posted_date": "2022-03-31",
      "last_synced_at": "2026-11-15T18:29:46.132Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Voorhees Township, New Jersey",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Voorhees Township",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04357717"
    },
    {
      "nct_id": "NCT05616585",
      "title": "Dietary Biomarkers Intervention Core",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Biological Markers",
        "Diet, Healthy",
        "Metabolomics",
        "Nutrition, Healthy"
      ],
      "interventions": [
        {
          "name": "Pharmacokinetic (PK)- Controlled Feeding Diet",
          "type": "OTHER"
        },
        {
          "name": "Dose Response (DR)- Controlled Feeding Diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Harvard School of Public Health (HSPH)",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 115,
      "start_date": "2023-02-01",
      "completion_date": "2025-10-01",
      "has_results": false,
      "last_update_posted_date": "2025-10-07",
      "last_synced_at": "2026-11-15T18:29:46.132Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05616585"
    },
    {
      "nct_id": "NCT00066638",
      "title": "FR901228 in Treating Patients With Relapsed or Refractory Multiple Myeloma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "DS Stage II Plasma Cell Myeloma",
        "DS Stage III Plasma Cell Myeloma",
        "Refractory Plasma Cell Myeloma"
      ],
      "interventions": [
        {
          "name": "Romidepsin",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "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": 50,
      "start_date": "2003-06",
      "completion_date": "2011-03",
      "has_results": false,
      "last_update_posted_date": "2015-03-17",
      "last_synced_at": "2026-11-15T18:29:46.132Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00066638"
    }
  ]
}