{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Sample+Collection+Blood&page=66",
    "query": {
      "intervention": "Sample Collection Blood",
      "page": 66
    },
    "page_size": 10
  },
  "pagination": {
    "page": 66,
    "page_size": 10,
    "total_count": 2816,
    "total_pages": 282,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Sample+Collection+Blood&page=67&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Sample+Collection+Blood&page=65&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-31T12:26:34.224Z",
  "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": "NCT04243473",
      "title": "Biopsy Collection for Men Undergoing Brachytherapy for Prostate Cancer",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "MALE",
        "summary": "18 Years to 100 Years · Male only"
      },
      "enrollment_count": 0,
      "start_date": "2026-01",
      "completion_date": "2026-01-19",
      "has_results": false,
      "last_update_posted_date": "2026-03-03",
      "last_synced_at": "2026-10-31T12:26:34.224Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04243473"
    },
    {
      "nct_id": "NCT02331212",
      "title": "Role of Hyaluronic Acid in Causing Cancer Stem Cell Growth in the Bones of Patients With Breast Cancer",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Carcinoma Metastatic to the Bone",
        "Stage IV Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Cytology Specimen Collection Procedure",
          "type": "OTHER"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "20 Years to 60 Years · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2015-03",
      "completion_date": "2017-06",
      "has_results": false,
      "last_update_posted_date": "2018-07-02",
      "last_synced_at": "2026-10-31T12:26:34.224Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02331212"
    },
    {
      "nct_id": "NCT01031056",
      "title": "Collection of Biospecimen & Clinical Information in Patients w/ Gastrointestinal Cancers",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Gastrointestinal Neoplasms",
        "Gynecologic Cancers",
        "Gynecologic Cancers Cervical Cancer",
        "Gastric (Stomach) Cancer",
        "Gastro-Esophageal(GE) Junction Cancer",
        "Gastrointenstinal Stromal Tumor (GIST)",
        "Colon/Rectal Cancer",
        "Colon/Rectal Cancer Colon Cancer",
        "Colon/Rectal Cancer Rectal Cancer",
        "Colon/Rectal Cancer Anal Cancer",
        "Anal Cancer",
        "Hepatobiliary Cancers",
        "Hepatobiliary Cancers Liver",
        "Pancreatic Cancer"
      ],
      "interventions": [
        {
          "name": "Blood Draw",
          "type": "PROCEDURE"
        },
        {
          "name": "Frozen Tumor Specimens",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2010-01",
      "completion_date": "2099-01",
      "has_results": false,
      "last_update_posted_date": "2012-05-28",
      "last_synced_at": "2026-10-31T12:26:34.224Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01031056"
    },
    {
      "nct_id": "NCT07553819",
      "title": "Home-Based Respiratory Muscle Training and Aerobic Exercise Programs to Improve Lung Health in Current and Former Cigarette Smokers",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lung Carcinoma"
      ],
      "interventions": [
        {
          "name": "Accelerometry",
          "type": "PROCEDURE"
        },
        {
          "name": "Aerobic Exercise",
          "type": "OTHER"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Educational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Electronic Health Record Review",
          "type": "OTHER"
        },
        {
          "name": "Physical Performance Testing",
          "type": "OTHER"
        },
        {
          "name": "Respiratory Muscle Training",
          "type": "PROCEDURE"
        },
        {
          "name": "Supportive Care",
          "type": "OTHER"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Roswell Park Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2026-09-15",
      "completion_date": "2029-05-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-21",
      "last_synced_at": "2026-10-31T12:26:34.224Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07553819"
    },
    {
      "nct_id": "NCT06587828",
      "title": "A Biospecimen Collection Study to Identify the Targets of Disease-Reactive T Cells in Patients With Autoimmune Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Autoimmune Diseases",
        "Ulcerative Colitis",
        "Multiple Sclerosis",
        "Scleroderma",
        "Ankylosing Spondylitis",
        "Celiac Disease",
        "Non-radiographic Axial Spondyloarthritis (Nr-axSpA)",
        "Crohn&Amp;#39;s Disease",
        "Birdshot Chorioretinitis"
      ],
      "interventions": [
        {
          "name": "Companion blood samples with procedure",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "TScan Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 238,
      "start_date": "2023-01-03",
      "completion_date": "2026-09-10",
      "has_results": false,
      "last_update_posted_date": "2026-09-15",
      "last_synced_at": "2026-10-31T12:26:34.224Z",
      "location_count": 11,
      "location_summary": "Orange, California • Sherman Oaks, California • Skokie, Illinois + 7 more",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Sherman Oaks",
          "state": "California"
        },
        {
          "city": "Skokie",
          "state": "Illinois"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Waltham",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06587828"
    },
    {
      "nct_id": "NCT05896839",
      "title": "Immunotherapy in Combination With Prednisone and Sirolimus for Kidney Transplant Recipients With Unresectable or Metastatic Skin Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Clinical Stage III Cutaneous Melanoma AJCC v8",
        "Clinical Stage III Cutaneous Merkel Cell Carcinoma AJCC v8",
        "Clinical Stage IV Cutaneous Melanoma AJCC v8",
        "Clinical Stage IV Cutaneous Merkel Cell Carcinoma AJCC v8",
        "Metastatic Basal Cell Carcinoma",
        "Metastatic Carcinoma in the Skin",
        "Metastatic Melanoma",
        "Metastatic Merkel Cell Carcinoma",
        "Metastatic Skin Squamous Cell Carcinoma",
        "Unresectable Basal Cell Carcinoma",
        "Unresectable Melanoma",
        "Unresectable Merkel Cell Carcinoma",
        "Unresectable Skin Squamous Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Ipilimumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Kidney Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Nivolumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Sirolimus",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL",
        "DRUG"
      ],
      "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": 16,
      "start_date": "2024-07-24",
      "completion_date": "2027-08-02",
      "has_results": false,
      "last_update_posted_date": "2026-10-14",
      "last_synced_at": "2026-10-31T12:26:34.224Z",
      "location_count": 26,
      "location_summary": "La Jolla, California • Los Angeles, California • Washington D.C., District of Columbia + 18 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05896839"
    },
    {
      "nct_id": "NCT07676877",
      "title": "Lymphodepletion With Low Dose Total Body Irradiation Before Standard of Care Tisagenlecleucel for the Treatment of Relapsed and Recurrent Large B-cell Lymphoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Recurrent Diffuse Large B-Cell Lymphoma",
        "Refractory Diffuse Large B-Cell Lymphoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Leukapheresis",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Tisagenlecleucel",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Total-Body Irradiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "BIOLOGICAL",
        "RADIATION"
      ],
      "sponsor": "Nathan Denlinger",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 18,
      "start_date": "2026-12-01",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-09",
      "last_synced_at": "2026-10-31T12:26:34.224Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07676877"
    },
    {
      "nct_id": "NCT05828069",
      "title": "A Study With Tovorafenib (DAY101) as a Treatment Option for Progressive, Relapsed, or Refractory Langerhans Cell Histiocytosis",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Recurrent Langerhans Cell Histiocytosis",
        "Refractory Langerhans Cell Histiocytosis"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Echocardiography Test",
          "type": "PROCEDURE"
        },
        {
          "name": "FDG-Positron Emission Tomography and Computed Tomography Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Lumbar Puncture",
          "type": "PROCEDURE"
        },
        {
          "name": "Multigated Acquisition Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Tovorafenib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "180 Days",
        "maximum_age": "22 Years",
        "sex": "ALL",
        "summary": "180 Days to 22 Years"
      },
      "enrollment_count": 48,
      "start_date": "2024-03-28",
      "completion_date": "2028-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-10-30",
      "last_synced_at": "2026-10-31T12:26:34.224Z",
      "location_count": 108,
      "location_summary": "Birmingham, Alabama • Little Rock, Arkansas • Downey, California + 85 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Downey",
          "state": "California"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05828069"
    },
    {
      "nct_id": "NCT06470971",
      "title": "Siltuximab for the Prevention of Severe Immune-Related Adverse Events During Immune Checkpoint Inhibitor Rechallenge in Patients With Advanced Cancer, CIRES Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Advanced Malignant Solid Neoplasm",
        "Hematopoietic and Lymphatic System Neoplasm"
      ],
      "interventions": [
        {
          "name": "Anti-PD-L1 Monoclonal Antibody",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Anti-PD1 Monoclonal Antibody",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Siltuximab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Yuanquan Yang",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2024-07-09",
      "completion_date": "2030-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-28",
      "last_synced_at": "2026-10-31T12:26:34.224Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06470971"
    },
    {
      "nct_id": "NCT02386241",
      "title": "Identification of Genomic Changes in Families Having Multiple Members With Tumors",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Glioma"
      ],
      "interventions": [
        {
          "name": "saliva or blood sample collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "St. Joseph's Hospital and Medical Center, Phoenix",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2015-03",
      "completion_date": "2019-07-31",
      "has_results": false,
      "last_update_posted_date": "2024-04-19",
      "last_synced_at": "2026-10-31T12:26:34.224Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02386241"
    }
  ]
}