{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Sample+collection&page=13",
    "query": {
      "intervention": "Sample collection",
      "page": 13
    },
    "page_size": 10
  },
  "pagination": {
    "page": 13,
    "page_size": 10,
    "total_count": 3660,
    "total_pages": 366,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Sample+collection&page=14&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Sample+collection&page=12&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-18T03:09:43.002Z",
  "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": "NCT03919071",
      "title": "Dabrafenib Combined With Trametinib After Radiation Therapy in Treating Patients With Newly-Diagnosed High-Grade Glioma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anaplastic Astrocytoma",
        "Anaplastic Astrocytoma, Not Otherwise Specified",
        "Anaplastic Ganglioglioma",
        "Anaplastic Pleomorphic Xanthoastrocytoma",
        "Glioblastoma",
        "Malignant Glioma",
        "WHO Grade 3 Glioma",
        "WHO Grade 4 Glioma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Dabrafenib Mesylate",
          "type": "DRUG"
        },
        {
          "name": "Lumbar Puncture",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Trametinib Dimethyl Sulfoxide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "3 Years to 25 Years"
      },
      "enrollment_count": 58,
      "start_date": "2020-02-20",
      "completion_date": "2027-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-10",
      "last_synced_at": "2026-10-18T03:09:43.002Z",
      "location_count": 130,
      "location_summary": "Birmingham, Alabama • Mesa, Arizona • Phoenix, Arizona + 106 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Downey",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03919071"
    },
    {
      "nct_id": "NCT01696994",
      "title": "Screening for Ovarian Cancer in Older Patients (PLCO Screening Trial)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ovarian Carcinoma",
        "Ovarian Germ Cell Tumor"
      ],
      "interventions": [
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Screening Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Ultrasound Imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "74 Years",
        "sex": "FEMALE",
        "summary": "55 Years to 74 Years · Female only"
      },
      "enrollment_count": 78216,
      "start_date": "1993-11-16",
      "completion_date": "2027-06-30",
      "has_results": true,
      "last_update_posted_date": "2026-07-24",
      "last_synced_at": "2026-10-18T03:09:43.002Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01696994"
    },
    {
      "nct_id": "NCT07076472",
      "title": "Sonodynamic Therapy With SONALA-001 or 5-ALA HCL and Magnetic Resonance Guided Focused Ultrasound for the Treatment of Progressive or Recurrent Glioblastoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Progressive Glioblastoma",
        "Recurrent Glioblastoma"
      ],
      "interventions": [
        {
          "name": "Aminolevulinic Acid Intravenous Formulation SONALA-001",
          "type": "DRUG"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Electronic Health Record Review",
          "type": "OTHER"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "MRI-Guided Focused Ultrasound Ablation",
          "type": "PROCEDURE"
        },
        {
          "name": "Oral Aminolevulinic Acid Hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "OTHER"
      ],
      "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": 8,
      "start_date": "2025-08-14",
      "completion_date": "2031-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-25",
      "last_synced_at": "2026-10-18T03:09:43.002Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07076472"
    },
    {
      "nct_id": "NCT05064267",
      "title": "Hemostatic Profiles in Pediatric CKD",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Kidney Disease, Chronic",
        "Pediatric Kidney Disease",
        "Renal Insufficiency, Chronic",
        "Blood Coagulation Disorders in Children"
      ],
      "interventions": [
        {
          "name": "phlebotomy",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Children's Healthcare of Atlanta",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Months to 17 Years"
      },
      "enrollment_count": 8,
      "start_date": "2021-11-15",
      "completion_date": "2022-05-10",
      "has_results": false,
      "last_update_posted_date": "2023-09-21",
      "last_synced_at": "2026-10-18T03:09:43.002Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05064267"
    },
    {
      "nct_id": "NCT03485794",
      "title": "Collection of Blood in Studying Metabolites in Patients With Prostate Cancer",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Prostate Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 10,
      "start_date": "2017-11-14",
      "completion_date": "2024-01-02",
      "has_results": false,
      "last_update_posted_date": "2025-08-12",
      "last_synced_at": "2026-10-18T03:09:43.002Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03485794"
    },
    {
      "nct_id": "NCT01585012",
      "title": "Usability Study of the Focus Touch™ Conception System: Semen Collection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Infertility"
      ],
      "interventions": [
        {
          "name": "Cervical cap (Focus Touch™ Conception System)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Rinovum Women's Health, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "20 Years to 50 Years"
      },
      "enrollment_count": 30,
      "start_date": "2012-01",
      "completion_date": "2012-03",
      "has_results": false,
      "last_update_posted_date": "2015-05-06",
      "last_synced_at": "2026-10-18T03:09:43.002Z",
      "location_count": 1,
      "location_summary": "Monroeville, Pennsylvania",
      "locations": [
        {
          "city": "Monroeville",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01585012"
    },
    {
      "nct_id": "NCT03555851",
      "title": "Factors Affecting Post-transplant Cyclophosphamide (PTCy) Efficacy",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Leukemia, Not Otherwise Specified",
        "Leukemia, Other"
      ],
      "interventions": [
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Specimen collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2018-07-13",
      "completion_date": "2035-08",
      "has_results": false,
      "last_update_posted_date": "2026-07-13",
      "last_synced_at": "2026-10-18T03:09:43.002Z",
      "location_count": 1,
      "location_summary": "Charlotte, North Carolina",
      "locations": [
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03555851"
    },
    {
      "nct_id": "NCT00598195",
      "title": "Ketamine Pharmacokinetics in Children Having Heart Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "C.Surgical Procedure; Cardiac"
      ],
      "interventions": [
        {
          "name": "Ketamine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Arkansas Children's Hospital Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "6 Years",
        "sex": "ALL",
        "summary": "1 Day to 6 Years"
      },
      "enrollment_count": 18,
      "start_date": "2006-06",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2013-02-27",
      "last_synced_at": "2026-10-18T03:09:43.002Z",
      "location_count": 1,
      "location_summary": "Little Rock, Arkansas",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00598195"
    },
    {
      "nct_id": "NCT00521001",
      "title": "Temozolomide and Everolimus in Treating Patients With Stage IV Melanoma That Cannot be Removed by Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Melanoma (Skin)"
      ],
      "interventions": [
        {
          "name": "everolimus",
          "type": "DRUG"
        },
        {
          "name": "temozolomide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 49,
      "start_date": "2008-01",
      "completion_date": "2010-12",
      "has_results": true,
      "last_update_posted_date": "2017-08-14",
      "last_synced_at": "2026-10-18T03:09:43.002Z",
      "location_count": 198,
      "location_summary": "Aurora, Colorado • Boulder, Colorado • Colorado Springs, Colorado + 124 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Boulder",
          "state": "Colorado"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00521001"
    },
    {
      "nct_id": "NCT00898365",
      "title": "Study of Kidney Tumors in Younger Patients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Adult Cystic Nephroma",
        "Anaplastic Kidney Wilms Tumor",
        "Angiolipoma",
        "Cellular Congenital Mesoblastic Nephroma",
        "Classic Congenital Mesoblastic Nephroma",
        "Clear Cell Sarcoma of the Kidney",
        "Congenital Mesoblastic Nephroma",
        "Cystic Partially Differentiated Kidney Nephroblastoma",
        "Diffuse Hyperplastic Perilobar Nephroblastomatosis",
        "Extrarenal Rhabdoid Tumor",
        "Kidney Medullary Carcinoma",
        "Kidney Neoplasm",
        "Kidney Oncocytoma",
        "Kidney Wilms Tumor",
        "Metanephric Adenofibroma",
        "Metanephric Adenoma",
        "Metanephric Stromal Tumor",
        "Metanephric Tumor",
        "Mixed Congenital Mesoblastic Nephroma",
        "Ossifying Renal Tumor of Infancy",
        "Papillary Renal Cell Carcinoma",
        "Renal Cell Carcinoma",
        "Renal Cell Carcinoma Associated With Xp11.2 Translocations/TFE3 Gene Fusions",
        "Rhabdoid Tumor of the Kidney",
        "Wilms Tumor"
      ],
      "interventions": [
        {
          "name": "Cytology Specimen Collection Procedure",
          "type": "OTHER"
        },
        {
          "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": "29 Years",
        "sex": "ALL",
        "summary": "Up to 29 Years"
      },
      "enrollment_count": 8000,
      "start_date": "2006-02-27",
      "completion_date": "2026-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-18",
      "last_synced_at": "2026-10-18T03:09:43.002Z",
      "location_count": 214,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 153 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00898365"
    }
  ]
}