{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Specimen+Collection&page=44",
    "query": {
      "intervention": "Specimen Collection",
      "page": 44
    },
    "page_size": 10
  },
  "pagination": {
    "page": 44,
    "page_size": 10,
    "total_count": 3660,
    "total_pages": 366,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Specimen+Collection&page=45&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Specimen+Collection&page=43&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-20T05:16:35.231Z",
  "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": "NCT02145078",
      "title": "Gene Expression Levels in Predicting Treatment Response in Patients With Stage IV Non-small Cell Lung Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Recurrent Non-small Cell Lung Cancer",
        "Stage IV Non-small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "docetaxel",
          "type": "DRUG"
        },
        {
          "name": "pemetrexed disodium",
          "type": "DRUG"
        },
        {
          "name": "gemcitabine hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Barbara Ann Karmanos Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2014-06",
      "completion_date": "2017-03-07",
      "has_results": true,
      "last_update_posted_date": "2020-09-24",
      "last_synced_at": "2026-10-20T05:16:35.231Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02145078"
    },
    {
      "nct_id": "NCT05287997",
      "title": "Blood Biomarker Study to Diagnose Adolescent Sport Concussion",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Brain Concussion"
      ],
      "interventions": [
        {
          "name": "Neurolytixs Index",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Neurolytixs",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "13 Years to 17 Years"
      },
      "enrollment_count": 150,
      "start_date": "2022-06-01",
      "completion_date": "2023-12",
      "has_results": false,
      "last_update_posted_date": "2023-04-04",
      "last_synced_at": "2026-10-20T05:16:35.231Z",
      "location_count": 1,
      "location_summary": "Brighton, Michigan",
      "locations": [
        {
          "city": "Brighton",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05287997"
    },
    {
      "nct_id": "NCT03811015",
      "title": "Testing Immunotherapy Versus Observation in Patients With HPV Throat Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Clinical Stage II HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Clinical Stage III HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Echocardiography Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Fludeoxyglucose F-18",
          "type": "OTHER"
        },
        {
          "name": "Intensity-Modulated Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Nivolumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Patient Observation",
          "type": "OTHER"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER",
        "RADIATION",
        "BIOLOGICAL"
      ],
      "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": 636,
      "start_date": "2019-08-16",
      "completion_date": "2030-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-29",
      "last_synced_at": "2026-10-20T05:16:35.231Z",
      "location_count": 727,
      "location_summary": "Fairhope, Alabama • Mobile, Alabama • Anchorage, Alaska + 462 more",
      "locations": [
        {
          "city": "Fairhope",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03811015"
    },
    {
      "nct_id": "NCT00956150",
      "title": "Bacterial Overgrowth Associated With Chronic Multisymptom Illness Complex",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Gulf War Syndrome"
      ],
      "interventions": [
        {
          "name": "Lactulose Breath Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Rifaximin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Henry C. Lin, MD",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 210,
      "start_date": "2009-04",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-05-01",
      "last_synced_at": "2026-10-20T05:16:35.231Z",
      "location_count": 1,
      "location_summary": "Albuquerque, New Mexico",
      "locations": [
        {
          "city": "Albuquerque",
          "state": "New Mexico"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00956150"
    },
    {
      "nct_id": "NCT05943496",
      "title": "Tafasitamab, Acalabrutinib, and Obinutuzumab for the Treatment of Previously Untreated Chronic Lymphocytic Leukemia and Small Lymphocytic Lymphoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Chronic Lymphocytic Leukemia"
      ],
      "interventions": [
        {
          "name": "Acalabrutinib",
          "type": "DRUG"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Echocardiography",
          "type": "PROCEDURE"
        },
        {
          "name": "Obinutuzumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Tafasitamab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 27,
      "start_date": "2023-10-02",
      "completion_date": "2028-01-01",
      "has_results": false,
      "last_update_posted_date": "2025-11-06",
      "last_synced_at": "2026-10-20T05:16:35.231Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05943496"
    },
    {
      "nct_id": "NCT05556642",
      "title": "Relapsed and Refractory Hepatoblastoma: A Prospective Registry and Liver Tumor Research Consortium Initiative",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Relapsed Hepatoblastoma",
        "Refractory Hepatoblastoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 500,
      "start_date": "2022-09-07",
      "completion_date": "2040-09-01",
      "has_results": false,
      "last_update_posted_date": "2026-03-18",
      "last_synced_at": "2026-10-20T05:16:35.231Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05556642"
    },
    {
      "nct_id": "NCT01850654",
      "title": "Ohio Colorectal Cancer Prevention Initiative",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lynch Syndrome",
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "LS tumor screening",
          "type": "GENETIC"
        },
        {
          "name": "Genetic testing",
          "type": "GENETIC"
        },
        {
          "name": "Genetic Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Biorepository",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "BEHAVIORAL",
        "OTHER"
      ],
      "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": 3470,
      "start_date": "2012-12-26",
      "completion_date": "2018-01-02",
      "has_results": false,
      "last_update_posted_date": "2018-06-28",
      "last_synced_at": "2026-10-20T05:16:35.231Z",
      "location_count": 49,
      "location_summary": "Akron, Ohio • Barberton, Ohio • Batavia, Ohio + 29 more",
      "locations": [
        {
          "city": "Akron",
          "state": "Ohio"
        },
        {
          "city": "Akron",
          "state": "Ohio"
        },
        {
          "city": "Barberton",
          "state": "Ohio"
        },
        {
          "city": "Batavia",
          "state": "Ohio"
        },
        {
          "city": "Canton",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01850654"
    },
    {
      "nct_id": "NCT07595874",
      "title": "Neoadjuvant Botensilimab and Balstilimab for the Treatment of Advanced Resectable Colorectal Cancer NEST3",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Advanced Colon Adenocarcinoma",
        "Advanced Colorectal Adenocarcinoma",
        "Advanced Rectal Adenocarcinoma",
        "Stage IIB Colon Cancer AJCC v8",
        "Stage IIB Rectal Cancer AJCC v8",
        "Stage IIC Colon Cancer AJCC v8",
        "Stage IIC Rectal Cancer AJCC v8",
        "Stage IIIA Colon Cancer AJCC v8",
        "Stage IIIA Rectal Cancer AJCC v8",
        "Stage IIIB Colon Cancer AJCC v8",
        "Stage IIIB Rectal Cancer AJCC v8",
        "Stage IIIC Colon Cancer AJCC v8",
        "Stage IIIC Rectal Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Balstilimab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Botensilimab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2026-07-01",
      "completion_date": "2028-12-16",
      "has_results": false,
      "last_update_posted_date": "2026-10-19",
      "last_synced_at": "2026-10-20T05:16:35.231Z",
      "location_count": 11,
      "location_summary": "Goodyear, Arizona • Corona, California • Duarte, California + 8 more",
      "locations": [
        {
          "city": "Goodyear",
          "state": "Arizona"
        },
        {
          "city": "Corona",
          "state": "California"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07595874"
    },
    {
      "nct_id": "NCT02806310",
      "title": "Podocan and Wnt Pathway in the Development of Aortopathy in Bicuspid Valve Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Aortic Valve Disease"
      ],
      "interventions": [
        {
          "name": "Blood draw",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Bassett Healthcare",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 29,
      "start_date": "2016-06",
      "completion_date": "2020-12",
      "has_results": false,
      "last_update_posted_date": "2022-03-02",
      "last_synced_at": "2026-10-20T05:16:35.231Z",
      "location_count": 1,
      "location_summary": "Cooperstown, New York",
      "locations": [
        {
          "city": "Cooperstown",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02806310"
    },
    {
      "nct_id": "NCT01181427",
      "title": "Study of ABT-267 in Both Healthy Volunteers and Hepatitis C Virus (HCV) Genotype 1 Infected Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "HCV Infection"
      ],
      "interventions": [
        {
          "name": "ABT-267",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Blood Sample Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Cytochrome P450 inhibitor",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Abbott",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 137,
      "start_date": "2010-08",
      "completion_date": "2012-01",
      "has_results": false,
      "last_update_posted_date": "2012-01-24",
      "last_synced_at": "2026-10-20T05:16:35.231Z",
      "location_count": 3,
      "location_summary": "Orlando, Florida • Waukegan, Illinois • San Antonio, Texas",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Waukegan",
          "state": "Illinois"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01181427"
    }
  ]
}