{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Sample+Collection+Blood&page=111",
    "query": {
      "intervention": "Sample Collection Blood",
      "page": 111
    },
    "page_size": 10
  },
  "pagination": {
    "page": 111,
    "page_size": 10,
    "total_count": 2820,
    "total_pages": 282,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Sample+Collection+Blood&page=112&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Sample+Collection+Blood&page=110&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-10T03:55:52.745Z",
  "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": "NCT05056857",
      "title": "Neutrophil Extracellular Traps Formation in Breast Cancer Patients Taking Tamoxifen",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Electronic Health Record Review",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 290,
      "start_date": "2021-10-01",
      "completion_date": "2026-10-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-13",
      "last_synced_at": "2026-11-10T03:55:52.745Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05056857"
    },
    {
      "nct_id": "NCT01992471",
      "title": "Multiplex Testing for Breast Cancer Susceptibility: A Pilot Study of Subject Preferences for Information and Responses After Testing",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Pre-test Assessment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Pre test Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Blood draw",
          "type": "OTHER"
        },
        {
          "name": "Post-test counseling, and post-test assessment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Follow-up assessments (6 and 12 months)",
          "type": "BEHAVIORAL"
        }
      ],
      "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": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 197,
      "start_date": "2013-11",
      "completion_date": "2017-12-01",
      "has_results": false,
      "last_update_posted_date": "2017-12-05",
      "last_synced_at": "2026-11-10T03:55:52.745Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01992471"
    },
    {
      "nct_id": "NCT04373564",
      "title": "Effect on Body Movement and Mental Skills in Patients Who Received Gadolinium-based Contrast Media for Magnetic Resonance Examination Multiple Times Within 5 Years",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Motor Function",
        "Cognitive Function",
        "Contrast Media"
      ],
      "interventions": [
        {
          "name": "Motor Tests",
          "type": "PROCEDURE"
        },
        {
          "name": "Cognitive Tests",
          "type": "PROCEDURE"
        },
        {
          "name": "Unenhanced-MRI of the brain",
          "type": "PROCEDURE"
        },
        {
          "name": "Gadolinium Measurements",
          "type": "PROCEDURE"
        },
        {
          "name": "Gadoxetate disodium",
          "type": "DRUG"
        },
        {
          "name": "Gadobenate dimeglumine",
          "type": "DRUG"
        },
        {
          "name": "Gadodiamide",
          "type": "DRUG"
        },
        {
          "name": "Gadoterate meglumine",
          "type": "DRUG"
        },
        {
          "name": "Gadobutrol",
          "type": "DRUG"
        },
        {
          "name": "Gadoteridol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Guerbet",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 2076,
      "start_date": "2021-03-24",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-22",
      "last_synced_at": "2026-11-10T03:55:52.745Z",
      "location_count": 16,
      "location_summary": "Scottsdale, Arizona • New Haven, Connecticut • Chicago, Illinois + 11 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Peoria",
          "state": "Illinois"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04373564"
    },
    {
      "nct_id": "NCT07061951",
      "title": "Testing the Effectiveness of the Anti-cancer Drug, Mirdametinib, in Treating Relapsed, Refractory Chronic Lymphocytic Leukemia",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Recurrent Chronic Lymphocytic Leukemia",
        "Recurrent Small Lymphocytic Lymphoma",
        "Refractory Chronic Lymphocytic Leukemia",
        "Refractory Small Lymphocytic Lymphoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Echocardiography Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Mirdametinib",
          "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": 20,
      "start_date": "2026-05-27",
      "completion_date": "2030-02-01",
      "has_results": false,
      "last_update_posted_date": "2026-10-06",
      "last_synced_at": "2026-11-10T03:55:52.745Z",
      "location_count": 9,
      "location_summary": "Duarte, California • Irvine, California • Sacramento, California + 6 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07061951"
    },
    {
      "nct_id": "NCT04941716",
      "title": "Acalabrutinib in Combination With Venetoclax for the Treatment of Refractory or Recurrent Chronic Lymphocytic Leukemia or Small Lymphocytic Lymphoma, The AVENUE-2 Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Recurrent Chronic Lymphocytic Leukemia",
        "Recurrent Small Lymphocytic Lymphoma",
        "Refractory Chronic Lymphocytic Leukemia",
        "Refractory Small Lymphocytic Lymphoma"
      ],
      "interventions": [
        {
          "name": "Acalabrutinib",
          "type": "DRUG"
        },
        {
          "name": "Venetoclax",
          "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": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Fred Hutchinson 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": 20,
      "start_date": "2023-05-31",
      "completion_date": "2031-08-10",
      "has_results": false,
      "last_update_posted_date": "2026-10-23",
      "last_synced_at": "2026-11-10T03:55:52.745Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04941716"
    },
    {
      "nct_id": "NCT02048501",
      "title": "Changes in Gut Hormones, Body Composition and Energy Expenditure After Roux-en-Y",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Weight Loss"
      ],
      "interventions": [
        {
          "name": "Resting Metabolic Rate (RMR)",
          "type": "OTHER"
        },
        {
          "name": "Duel-energy x-ray absorptiometry (DEXA)",
          "type": "OTHER"
        },
        {
          "name": "Visual Analog Scale (VAS)",
          "type": "OTHER"
        },
        {
          "name": "Meal Stimulation Test",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Duke University",
      "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": 57,
      "start_date": "2014-01",
      "completion_date": "2015-03",
      "has_results": false,
      "last_update_posted_date": "2017-04-26",
      "last_synced_at": "2026-11-10T03:55:52.745Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02048501"
    },
    {
      "nct_id": "NCT04897009",
      "title": "Impact of Neoadjuvant Chemotherapy on the Peripheral Blood Immune Phenotype in Operable Breast Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Invasive Breast Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "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": 38,
      "start_date": "2021-06-09",
      "completion_date": "2028-06-08",
      "has_results": false,
      "last_update_posted_date": "2026-02-25",
      "last_synced_at": "2026-11-10T03:55:52.745Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04897009"
    },
    {
      "nct_id": "NCT04445298",
      "title": "Skin Barrier Assessment in Pregnancy and at Birth",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pregnancy Related",
        "Allergy",
        "Atopic Dermatitis Eczema",
        "Asthma in Children",
        "Food Allergy"
      ],
      "interventions": [
        {
          "name": "Transepidermal water loss",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Skin tape stripping",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Blood draw",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Bacterial PCR swab",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "National Jewish Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "0 Minutes",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "0 Minutes to 55 Years"
      },
      "enrollment_count": 160,
      "start_date": "2020-08-03",
      "completion_date": "2022-07-01",
      "has_results": false,
      "last_update_posted_date": "2020-09-10",
      "last_synced_at": "2026-11-10T03:55:52.745Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04445298"
    },
    {
      "nct_id": "NCT06958328",
      "title": "Testing Higher Dose Radiation Therapy for Locally Advanced Pancreatic Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Locally Advanced Unresectable Pancreatic Ductal Adenocarcinoma",
        "Stage II Pancreatic Cancer AJCC v8",
        "Stage III Pancreatic Cancer AJCC v8",
        "Stage IV Pancreatic Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Capecitabine",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Dose-escalated Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Gemcitabine",
          "type": "DRUG"
        },
        {
          "name": "Irinotecan Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Irinotecan Sucrosofate",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin Calcium",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Nab-paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Observation Activity",
          "type": "OTHER"
        },
        {
          "name": "Oxaliplatin",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Tumor Treating Fields Therapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "NRG Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 356,
      "start_date": "2025-08-21",
      "completion_date": "2030-10-21",
      "has_results": false,
      "last_update_posted_date": "2026-08-25",
      "last_synced_at": "2026-11-10T03:55:52.745Z",
      "location_count": 332,
      "location_summary": "Gilbert, Arizona • Peoria, Arizona • Phoenix, Arizona + 252 more",
      "locations": [
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06958328"
    },
    {
      "nct_id": "NCT00499187",
      "title": "Fanconi Syndrome Due to ARVs in HIV-Infected Persons",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "HIV Infections",
        "Fanconi Syndrome",
        "Kidney Disease",
        "Renal Impairment"
      ],
      "interventions": [
        {
          "name": "Blood Draws",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Gilead Sciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 56,
      "start_date": "2007-09",
      "completion_date": "2011-03",
      "has_results": false,
      "last_update_posted_date": "2014-03-17",
      "last_synced_at": "2026-11-10T03:55:52.745Z",
      "location_count": 10,
      "location_summary": "Los Angeles, California • Denver, Colorado • Miami, Florida + 7 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00499187"
    }
  ]
}