{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+samples+collected&page=29",
    "query": {
      "intervention": "Blood samples collected",
      "page": 29
    },
    "page_size": 10
  },
  "pagination": {
    "page": 29,
    "page_size": 10,
    "total_count": 4260,
    "total_pages": 426,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+samples+collected&page=30&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+samples+collected&page=28&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-15T03:18:03.061Z",
  "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": "NCT02494869",
      "title": "Dose-Response of Aerobic Training in Women at High-Risk for Development of Breast Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "High Risk for Developing Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Nonlinear Aerobic Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Height, Weight, BMI measure",
          "type": "OTHER"
        },
        {
          "name": "Blood draw",
          "type": "OTHER"
        },
        {
          "name": "Cardiopulmonary exercise test",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "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": 75,
      "start_date": "2015-07",
      "completion_date": "2027-07",
      "has_results": false,
      "last_update_posted_date": "2026-08-05",
      "last_synced_at": "2026-10-15T03:18:03.061Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02494869"
    },
    {
      "nct_id": "NCT02834013",
      "title": "Nivolumab and Ipilimumab in Treating Patients With Rare Tumors",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acinar Cell Carcinoma",
        "Adenoid Cystic Carcinoma",
        "Adrenal Cortical Carcinoma",
        "Adrenal Gland Pheochromocytoma",
        "Anal Canal Neuroendocrine Carcinoma",
        "Anal Canal Undifferentiated Carcinoma",
        "Angiosarcoma",
        "Apocrine Neoplasm",
        "Appendix Mucinous Adenocarcinoma",
        "Bartholin Gland Transitional Cell Carcinoma",
        "Basal Cell Carcinoma",
        "Bladder Adenocarcinoma",
        "Breast Metaplastic Carcinoma",
        "Cervical Adenocarcinoma",
        "Cholangiocarcinoma",
        "Chordoma",
        "Colorectal Squamous Cell Carcinoma",
        "Desmoid Fibromatosis",
        "Endometrial Transitional Cell Carcinoma",
        "Endometrioid Adenocarcinoma",
        "Esophageal Neuroendocrine Carcinoma",
        "Esophageal Undifferentiated Carcinoma",
        "Extrahepatic Bile Duct Carcinoma",
        "Extramammary Paget Disease",
        "Fallopian Tube Adenocarcinoma",
        "Fallopian Tube Transitional Cell Carcinoma",
        "Fibromyxoid Tumor",
        "Gallbladder Carcinoma",
        "Gastric Neuroendocrine Carcinoma",
        "Gastric Squamous Cell Carcinoma",
        "Gastric Undifferentiated Carcinoma",
        "Gastrointestinal Stromal Tumor",
        "Gestational Trophoblastic Tumor",
        "Giant Cell Carcinoma",
        "Human Papillomavirus-Independent Cervical Adenocarcinoma, Clear Cell-Type",
        "Intestinal Neuroendocrine Carcinoma",
        "Intrahepatic Cholangiocarcinoma",
        "Lung Neuroendocrine Tumor",
        "Lung Sarcomatoid Carcinoma",
        "Major Salivary Gland Carcinoma",
        "Malignant Neoplasm of Unknown Primary",
        "Malignant Odontogenic Neoplasm",
        "Malignant Peripheral Nerve Sheath Tumor",
        "Malignant Solid Neoplasm",
        "Malignant Testicular Sex Cord-Stromal Tumor",
        "Metastatic Pituitary Neuroendocrine Tumor",
        "Minimally Invasive Lung Adenocarcinoma",
        "Mixed Mesodermal (Mullerian) Tumor",
        "Mucinous Adenocarcinoma",
        "Mucinous Cystadenocarcinoma",
        "Nasal Cavity Adenocarcinoma",
        "Nasal Cavity Carcinoma",
        "Nasopharyngeal Carcinoma",
        "Nasopharyngeal Low Grade Papillary Adenocarcinoma",
        "Nasopharyngeal Undifferentiated Carcinoma",
        "Oral Cavity Carcinoma",
        "Oropharyngeal Undifferentiated Carcinoma",
        "Ovarian Adenocarcinoma",
        "Ovarian Germ Cell Tumor",
        "Ovarian Mucinous Adenocarcinoma",
        "Ovarian Squamous Cell Carcinoma",
        "Ovarian Transitional Cell Carcinoma",
        "Pancreatic Acinar Cell Carcinoma",
        "Pancreatic Neuroendocrine Carcinoma",
        "Paraganglioma",
        "Paranasal Sinus Adenocarcinoma",
        "Paranasal Sinus Carcinoma",
        "Parathyroid Gland Carcinoma",
        "PEComa",
        "Penile Squamous Cell Carcinoma",
        "Peritoneal Mesothelial Neoplasm",
        "Placental Choriocarcinoma",
        "Primary Peritoneal High Grade Serous Adenocarcinoma",
        "Pseudomyxoma Peritonei",
        "Rare Disorder",
        "Scrotal Squamous Cell Carcinoma",
        "Seminal Vesicle Adenocarcinoma",
        "Seminoma",
        "Serous Cystadenocarcinoma",
        "Small Intestinal Adenocarcinoma",
        "Small Intestinal Squamous Cell Carcinoma",
        "Spindle Cell Neoplasm",
        "Teratoma With Somatic-Type Malignancy",
        "Testicular Non-Seminomatous Germ Cell Tumor",
        "Thyroid Gland Carcinoma",
        "Tracheal Carcinoma",
        "Transitional Cell Carcinoma",
        "Ureter Adenocarcinoma",
        "Ureter Squamous Cell Carcinoma",
        "Urethral Adenocarcinoma",
        "Urethral Squamous Cell Carcinoma",
        "Vaginal Adenocarcinoma",
        "Vaginal Squamous Cell Carcinoma, Not Otherwise Specified",
        "Vulvar Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Echocardiography Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Ipilimumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Nivolumab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "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": 798,
      "start_date": "2017-01-30",
      "completion_date": "2027-06-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-17",
      "last_synced_at": "2026-10-15T03:18:03.061Z",
      "location_count": 1006,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 620 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02834013"
    },
    {
      "nct_id": "NCT02364596",
      "title": "Evaluation of a Single Vaccination With a 4-Antigen Staphylococcus Aureus Vaccine (SA4Ag) in Healthy Adults Aged 18 to <65 Years",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Staphylococcal Infections"
      ],
      "interventions": [
        {
          "name": "SA4Ag vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Blood sample",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 100,
      "start_date": "2015-01",
      "completion_date": "2015-02",
      "has_results": false,
      "last_update_posted_date": "2015-04-03",
      "last_synced_at": "2026-10-15T03:18:03.061Z",
      "location_count": 2,
      "location_summary": "Hollywood, Florida • South Miami, Florida",
      "locations": [
        {
          "city": "Hollywood",
          "state": "Florida"
        },
        {
          "city": "South Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02364596"
    },
    {
      "nct_id": "NCT07671469",
      "title": "Personalized Blood Transfusion Protocol for Cardiac Patients",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiac Surgery",
        "Blood Transfusion",
        "Anemia",
        "Cardiopulmonary Bypass"
      ],
      "interventions": [
        {
          "name": "Demand-Informed Transfusion Decision Rule",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Yan Mia Min",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 900,
      "start_date": "2026-09-14",
      "completion_date": "2030-03-15",
      "has_results": false,
      "last_update_posted_date": "2026-06-30",
      "last_synced_at": "2026-10-15T03:18:03.061Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07671469"
    },
    {
      "nct_id": "NCT06577441",
      "title": "Testing the Addition of an IDH2 Inhibitor, Enasidenib, to Usual Treatment (Cedazuridine-Decitabine) for Higher-Risk Myelodysplastic Syndrome (MDS) With IDH2 Mutation (A MyeloMATCH Treatment Trial)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Myelodysplastic Syndrome"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Decitabine and Cedazuridine",
          "type": "DRUG"
        },
        {
          "name": "Enasidenib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "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": 54,
      "start_date": "2025-06-12",
      "completion_date": "2027-03-01",
      "has_results": false,
      "last_update_posted_date": "2026-10-06",
      "last_synced_at": "2026-10-15T03:18:03.061Z",
      "location_count": 145,
      "location_summary": "Berkeley, California • Irvine, California • Orange, California + 120 more",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "San Mateo",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06577441"
    },
    {
      "nct_id": "NCT07228624",
      "title": "Ruxolitinib Before, During and After Hematopoietic Cell Transplant in Older Patients With Myelofibrosis and Myelodysplastic Syndrome/Myeloproliferative Neoplasm Overlap Syndromes",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Myelodysplastic/Myeloproliferative Neoplasm",
        "Primary Myelofibrosis",
        "Secondary Myelofibrosis"
      ],
      "interventions": [
        {
          "name": "Ruxolitinib",
          "type": "DRUG"
        },
        {
          "name": "Allogeneic Hematopoietic Stem Cell Transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Busulfan",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Echocardiography Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "JAK Inhibitor",
          "type": "DRUG"
        },
        {
          "name": "Melphalan",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 50,
      "start_date": "2026-02-04",
      "completion_date": "2030-09-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-19",
      "last_synced_at": "2026-10-15T03:18:03.061Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07228624"
    },
    {
      "nct_id": "NCT07405086",
      "title": "Morning Versus Afternoon Administration of Immunotherapy for the Treatment of Advanced or Metastatic Solid Tumors, The Knight SHIFT Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Advanced Biliary Tract Carcinoma",
        "Advanced Head and Neck Squamous Cell Carcinoma",
        "Advanced Hepatocellular Carcinoma",
        "Advanced Lung Non-Small Cell Carcinoma",
        "Advanced Malignant Solid Neoplasm",
        "Advanced Melanoma",
        "Advanced Renal Cell Carcinoma",
        "Metastatic Biliary Tract Carcinoma",
        "Metastatic Head and Neck Squamous Cell Carcinoma",
        "Metastatic Hepatocellular Carcinoma",
        "Metastatic Lung Non-Small Cell Carcinoma",
        "Metastatic Malignant Solid Neoplasm",
        "Metastatic Melanoma",
        "Metastatic Renal Cell Carcinoma",
        "Recurrent Head and Neck Squamous Cell Carcinoma",
        "Stage III Hepatocellular Carcinoma AJCC v8",
        "Stage III Lung Cancer AJCC v8",
        "Stage III Renal Cell Cancer AJCC v8",
        "Stage IV Hepatocellular Carcinoma AJCC v8",
        "Stage IV Lung Cancer AJCC v8",
        "Stage IV Renal Cell Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Immune Checkpoint Inhibitor",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "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": 160,
      "start_date": "2026-04-24",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-13",
      "last_synced_at": "2026-10-15T03:18:03.061Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07405086"
    },
    {
      "nct_id": "NCT04844541",
      "title": "Prophylaxis and Treatment of COVID-19",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19",
        "Acute Respiratory Infection"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Henry M. Jackson Foundation for the Advancement of Military Medicine",
      "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": "2021-06-11",
      "completion_date": "2024-02-21",
      "has_results": false,
      "last_update_posted_date": "2025-04-24",
      "last_synced_at": "2026-10-15T03:18:03.061Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Durham, North Carolina",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04844541"
    },
    {
      "nct_id": "NCT06899074",
      "title": "Omega-3 Supplementation for Pediatric Migraine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Migraine"
      ],
      "interventions": [
        {
          "name": "Omega 3 Polyunsaturated Fats",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Matching Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "10 Years to 17 Years"
      },
      "enrollment_count": 57,
      "start_date": "2025-04-17",
      "completion_date": "2026-03-18",
      "has_results": true,
      "last_update_posted_date": "2026-07-02",
      "last_synced_at": "2026-10-15T03:18:03.061Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06899074"
    },
    {
      "nct_id": "NCT05371080",
      "title": "A Study on the Long-term Efficacy, Safety and Persistence of Immune Response of a Vaccine Against Herpes Zoster in Older Adults",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Herpes Zoster"
      ],
      "interventions": [
        {
          "name": "HZ/su vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 3038,
      "start_date": "2022-08-10",
      "completion_date": "2027-08-23",
      "has_results": false,
      "last_update_posted_date": "2024-01-18",
      "last_synced_at": "2026-10-15T03:18:03.061Z",
      "location_count": 8,
      "location_summary": "Phoenix, Arizona • Elkridge, Maryland • Charlotte, North Carolina + 5 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Elkridge",
          "state": "Maryland"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Hickory",
          "state": "North Carolina"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05371080"
    }
  ]
}