{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+samples+collected&page=86",
    "query": {
      "intervention": "Blood samples collected",
      "page": 86
    },
    "page_size": 10
  },
  "pagination": {
    "page": 86,
    "page_size": 10,
    "total_count": 4267,
    "total_pages": 427,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+samples+collected&page=87&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+samples+collected&page=85&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-25T20:12:31.466Z",
  "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": "NCT00027326",
      "title": "Collection of Blood and Urine From Patients Undergoing Radiation Therapy",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Carcinoma",
        "Cancer",
        "Tumor"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 1000,
      "start_date": "2001-12-02",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2026-10-16",
      "last_synced_at": "2026-10-25T20:12:31.466Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00027326"
    },
    {
      "nct_id": "NCT05837455",
      "title": "NeoTAILOR: ABiomarker-directed Approach to Guide Neoadjuvant Therapy for Patients With Stage II/III ER-positive, HER2-negative Breast Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer",
        "Cancer of the Breast"
      ],
      "interventions": [
        {
          "name": "VENTANA MIB-1 Ki67 assay",
          "type": "DEVICE"
        },
        {
          "name": "Oncotype DX® Recurrence Score",
          "type": "DEVICE"
        },
        {
          "name": "PAM50-based Prosigna breast cancer gene signature assay",
          "type": "DEVICE"
        },
        {
          "name": "Anastrozole",
          "type": "DRUG"
        },
        {
          "name": "Combination anthracycline and/or taxane based treatment",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 81,
      "start_date": "2024-05-30",
      "completion_date": "2027-11-30",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-10-25T20:12:31.466Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05837455"
    },
    {
      "nct_id": "NCT02167958",
      "title": "Nonmyeloablative Hematopoietic Cell Transplantation (HCT) for Patients With Hematologic Malignancies Using Related, HLA-Haploidentical Donors: A Pilot Trial of Peripheral Blood Stem Cells (PBSC) as the Donor Source",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Leukemia",
        "MDS",
        "Myelofibrosis",
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Mesna",
          "type": "DRUG"
        },
        {
          "name": "Total Body Irradiation",
          "type": "RADIATION"
        },
        {
          "name": "Hematopoietic stem cell infusion",
          "type": "OTHER"
        },
        {
          "name": "Tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "Mycophenolate",
          "type": "DRUG"
        },
        {
          "name": "G-CSF",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "Rafic Farah, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 28,
      "start_date": "2015-02-11",
      "completion_date": "2019-09-21",
      "has_results": false,
      "last_update_posted_date": "2019-10-15",
      "last_synced_at": "2026-10-25T20:12:31.466Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02167958"
    },
    {
      "nct_id": "NCT05923125",
      "title": "Pro-rEsolving and pRo-inflammatory reSPonses to Acute exhaustIve exeRcisE in Healthy Individuals",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Exercise"
      ],
      "interventions": [
        {
          "name": "Graded-Intensity Treadmill Exercise Protocol",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 103,
      "start_date": "2023-10-30",
      "completion_date": "2025-01-29",
      "has_results": false,
      "last_update_posted_date": "2025-02-27",
      "last_synced_at": "2026-10-25T20:12:31.466Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05923125"
    },
    {
      "nct_id": "NCT06545084",
      "title": "Evaluation of Periapical Healing Following Endodontic Microsurgery With Leukocyte and Platelet Rich Fibrin (L-PRF)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Apical Periodontitis"
      ],
      "interventions": [
        {
          "name": "Leukocyte and Platelet Rich Fibrin",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2024-08-01",
      "completion_date": "2026-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-08-27",
      "last_synced_at": "2026-10-25T20:12:31.466Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06545084"
    },
    {
      "nct_id": "NCT06487533",
      "title": "Sensing Physiological Symptoms of Opioid Withdrawal and Cravings in Patients With Opioid Use Disorder",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Opioid Withdrawal",
        "Opioid Use Disorder"
      ],
      "interventions": [
        {
          "name": "EmbracePlus Smartwatch",
          "type": "DEVICE"
        },
        {
          "name": "Corti Sensor",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Spark Biomedical, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 20,
      "start_date": "2025-02-19",
      "completion_date": "2027-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-28",
      "last_synced_at": "2026-10-25T20:12:31.466Z",
      "location_count": 2,
      "location_summary": "Center City, Minnesota • Columbus, Ohio",
      "locations": [
        {
          "city": "Center City",
          "state": "Minnesota"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06487533"
    },
    {
      "nct_id": "NCT03379649",
      "title": "Platelet Rich Plasma for Patients With Recurrent Implantation Failure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Infertility"
      ],
      "interventions": [
        {
          "name": "Platelet rich plasma",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Placebo",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 50,
      "start_date": "2019-01-16",
      "completion_date": "2023-12-20",
      "has_results": false,
      "last_update_posted_date": "2023-12-22",
      "last_synced_at": "2026-10-25T20:12:31.466Z",
      "location_count": 1,
      "location_summary": "Sunnyvale, California",
      "locations": [
        {
          "city": "Sunnyvale",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03379649"
    },
    {
      "nct_id": "NCT03457935",
      "title": "Detection of Early Idiopathic Pulmonary Fibrosis",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Idiopathic Pulmonary Fibrosis"
      ],
      "interventions": [
        {
          "name": "blood samples",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Temple University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 450,
      "start_date": "2018-04-10",
      "completion_date": "2026-08-30",
      "has_results": false,
      "last_update_posted_date": "2025-12-29",
      "last_synced_at": "2026-10-25T20:12:31.466Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03457935"
    },
    {
      "nct_id": "NCT03213704",
      "title": "Larotrectinib in Treating Patients With Relapsed or Refractory Advanced Solid Tumors, Non-Hodgkin Lymphoma, or Histiocytic Disorders With NTRK Fusions (A Pediatric MATCH Treatment Trial)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Advanced Malignant Solid Neoplasm",
        "Recurrent Ependymoma",
        "Recurrent Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor",
        "Recurrent Glioma",
        "Recurrent Hepatoblastoma",
        "Recurrent Kidney Wilms Tumor",
        "Recurrent Langerhans Cell Histiocytosis",
        "Recurrent Malignant Germ Cell Tumor",
        "Recurrent Malignant Glioma",
        "Recurrent Malignant Solid Neoplasm",
        "Recurrent Medulloblastoma",
        "Recurrent Neuroblastoma",
        "Recurrent Non-Hodgkin Lymphoma",
        "Recurrent Osteosarcoma",
        "Recurrent Rhabdoid Tumor",
        "Recurrent Rhabdomyosarcoma",
        "Recurrent Soft Tissue Sarcoma",
        "Refractory Ependymoma",
        "Refractory Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor",
        "Refractory Glioma",
        "Refractory Hepatoblastoma",
        "Refractory Langerhans Cell Histiocytosis",
        "Refractory Malignant Germ Cell Tumor",
        "Refractory Malignant Glioma",
        "Refractory Malignant Solid Neoplasm",
        "Refractory Medulloblastoma",
        "Refractory Neuroblastoma",
        "Refractory Non-Hodgkin Lymphoma",
        "Refractory Osteosarcoma",
        "Refractory Primary Central Nervous System Neoplasm",
        "Refractory Rhabdoid Tumor",
        "Refractory Rhabdomyosarcoma",
        "Refractory Soft Tissue Sarcoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspiration and Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Larotrectinib Sulfate",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Radionuclide Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "X-Ray Imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "12 Months to 21 Years"
      },
      "enrollment_count": 9,
      "start_date": "2017-08-23",
      "completion_date": "2026-10-08",
      "has_results": true,
      "last_update_posted_date": "2026-06-17",
      "last_synced_at": "2026-10-25T20:12:31.466Z",
      "location_count": 122,
      "location_summary": "Birmingham, Alabama • Anchorage, Alaska • Mesa, Arizona + 95 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03213704"
    },
    {
      "nct_id": "NCT05911243",
      "title": "Feasibility of Auricular Acupressure for Appetite and Weight in Patients With Stage II-IV Gastric, Esophageal, and Pancreatic Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Clinical Stage II Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage II Esophageal Squamous Cell Carcinoma AJCC v8",
        "Clinical Stage II Gastric Cancer AJCC v8",
        "Clinical Stage III Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage III Esophageal Squamous Cell Carcinoma AJCC v8",
        "Clinical Stage III Gastric Cancer AJCC v8",
        "Clinical Stage IV Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage IV Esophageal Squamous Cell Carcinoma AJCC v8",
        "Clinical Stage IV Gastric Cancer AJCC v8",
        "Stage II Pancreatic Cancer AJCC v8",
        "Stage III Pancreatic Cancer AJCC v8",
        "Stage IV Pancreatic Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Acupressure Therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Best Practice",
          "type": "OTHER"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 3,
      "start_date": "2024-07-22",
      "completion_date": "2025-07-09",
      "has_results": false,
      "last_update_posted_date": "2026-05-18",
      "last_synced_at": "2026-10-25T20:12:31.466Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05911243"
    }
  ]
}