{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Collection+of+plasma+samples",
    "query": {
      "intervention": "Collection of plasma samples"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 131,
    "total_pages": 14,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Collection+of+plasma+samples&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-06T12:06:21.944Z",
  "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": "NCT01546324",
      "title": "Collection of Maternal Blood Samples for Development of Non-invasive Prenatal Diagnostic Testing",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pregnancy Following IVF With PGS/PGD"
      ],
      "interventions": [
        {
          "name": "Blood draw",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Natera, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 16,
      "start_date": "2012-02",
      "completion_date": "2013-08",
      "has_results": false,
      "last_update_posted_date": "2013-08-12",
      "last_synced_at": "2026-09-06T12:06:21.944Z",
      "location_count": 1,
      "location_summary": "Redwood City, California",
      "locations": [
        {
          "city": "Redwood City",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01546324"
    },
    {
      "nct_id": "NCT01591148",
      "title": "A High Resolution Pharmacokinetic/Pharmacodynamic Model of Propofol in Morbidly Obese Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Morbid Obesity"
      ],
      "interventions": [
        {
          "name": "propofol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Stanford University",
      "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": 30,
      "start_date": "2011-01",
      "completion_date": "2017-07",
      "has_results": false,
      "last_update_posted_date": "2017-12-29",
      "last_synced_at": "2026-09-06T12:06:21.944Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01591148"
    },
    {
      "nct_id": "NCT02214394",
      "title": "Detection of Propofol in Exhaled Breath",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "High-performance liquid chromatography Analysis",
          "type": "OTHER"
        },
        {
          "name": "SMART Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "Xhale Assurance",
      "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": 15,
      "start_date": "2014-08",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2014-08-12",
      "last_synced_at": "2026-09-06T12:06:21.944Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02214394"
    },
    {
      "nct_id": "NCT02761057",
      "title": "Testing Cabozantinib, Crizotinib, Savolitinib and Sunitinib in Kidney Cancer Which Has Progressed",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Locally Advanced Papillary Renal Cell Carcinoma",
        "Metastatic Papillary Renal Cell Carcinoma",
        "Stage III Renal Cell Cancer AJCC v7",
        "Stage IV Renal Cell Cancer AJCC v7",
        "Type 1 Papillary Renal Cell Carcinoma",
        "Type 2 Papillary Renal Cell Carcinoma",
        "Unresectable Renal Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Cabozantinib S-malate",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Crizotinib",
          "type": "DRUG"
        },
        {
          "name": "Savolitinib",
          "type": "DRUG"
        },
        {
          "name": "Sunitinib Malate",
          "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": 152,
      "start_date": "2016-07-25",
      "completion_date": "2023-10-19",
      "has_results": true,
      "last_update_posted_date": "2025-01-13",
      "last_synced_at": "2026-09-06T12:06:21.944Z",
      "location_count": 586,
      "location_summary": "Anchorage, Alaska • Kingman, Arizona • Fort Smith, Arkansas + 361 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02761057"
    },
    {
      "nct_id": "NCT03672422",
      "title": "Pediatric Longitudinal Cohort Study of Chronic Pancreatitis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pancreatitis, Chronic",
        "Pancreatitis, Acute"
      ],
      "interventions": [
        {
          "name": "Blood sample",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Patient questionnaires",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Saliva sample",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Urine sample",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "BEHAVIORAL"
      ],
      "sponsor": "Aliye Uc",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "0 Years to 17 Years"
      },
      "enrollment_count": 623,
      "start_date": "2017-06-30",
      "completion_date": "2020-08-31",
      "has_results": false,
      "last_update_posted_date": "2020-11-06",
      "last_synced_at": "2026-09-06T12:06:21.944Z",
      "location_count": 18,
      "location_summary": "Beverly Hills, California • Los Angeles, California • San Francisco, California + 15 more",
      "locations": [
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03672422"
    },
    {
      "nct_id": "NCT07564648",
      "title": "Impact of Novel vs. Usual Brand Menthol Cigarettes on Abuse Liability",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Addiction",
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Questionnaire Administration",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cigarette Purchase Task",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cross-Price Elasticity Task",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Daily Diary Surveys",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Progressive Ratio Task",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 48,
      "start_date": "2026-07-27",
      "completion_date": "2029-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-22",
      "last_synced_at": "2026-09-06T12:06:21.944Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07564648"
    },
    {
      "nct_id": "NCT02402244",
      "title": "Project: Every Child for Younger Patients With Cancer",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Adrenal Gland Pheochromocytoma",
        "Carcinoma In Situ",
        "Central Nervous System Neoplasm",
        "Childhood Immature Teratoma",
        "Childhood Kidney Neoplasm",
        "Childhood Langerhans Cell Histiocytosis",
        "Childhood Mature Teratoma",
        "Congenital Mesoblastic Nephroma",
        "Desmoid Fibromatosis",
        "Ganglioneuroma",
        "Lymphoproliferative Disorder",
        "Malignant Neoplasm",
        "Malignant Solid Neoplasm",
        "Melanocytic Neoplasm",
        "Myeloproliferative Neoplasm",
        "Neoplasm of Uncertain Malignant Potential",
        "Neuroendocrine Neoplasm",
        "Stromal Neoplasm"
      ],
      "interventions": [
        {
          "name": "Cytology Specimen Collection Procedure",
          "type": "OTHER"
        },
        {
          "name": "Medical Chart Review",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "Up to 25 Years"
      },
      "enrollment_count": 75000,
      "start_date": "2015-11-03",
      "completion_date": "2030-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-25",
      "last_synced_at": "2026-09-06T12:06:21.944Z",
      "location_count": 246,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 177 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Kingman",
          "state": "Arizona"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02402244"
    },
    {
      "nct_id": "NCT00621686",
      "title": "Bevacizumab and Sorafenib in Treating Patients With Recurrent Glioblastoma Multiforme",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors"
      ],
      "interventions": [
        {
          "name": "bevacizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "sorafenib tosylate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 54,
      "start_date": "2008-09",
      "completion_date": "2014-02-19",
      "has_results": true,
      "last_update_posted_date": "2018-05-08",
      "last_synced_at": "2026-09-06T12:06:21.944Z",
      "location_count": 204,
      "location_summary": "Scottsdale, Arizona • Fresno, California • Fort Collins, Colorado + 129 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Fort Collins",
          "state": "Colorado"
        },
        {
          "city": "Hartford",
          "state": "Connecticut"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00621686"
    },
    {
      "nct_id": "NCT07310446",
      "title": "Collection of Samples From the United States Population for Optimization and Evaluation of Colorectal Cancer (CRC) Plasma Circulating Free-DNA (cfDNA) Marker Panel Performance",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colorectal Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Universal Diagnostics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "84 Years",
        "sex": "ALL",
        "summary": "45 Years to 84 Years"
      },
      "enrollment_count": 6500,
      "start_date": "2023-07-31",
      "completion_date": "2027-07",
      "has_results": false,
      "last_update_posted_date": "2025-12-30",
      "last_synced_at": "2026-09-06T12:06:21.944Z",
      "location_count": 1,
      "location_summary": "Lake Barrington, Illinois",
      "locations": [
        {
          "city": "Lake Barrington",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07310446"
    },
    {
      "nct_id": "NCT02743910",
      "title": "Monitoring Plasma Tumor DNA in Early-Stage Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "ptDNA",
          "type": "OTHER"
        },
        {
          "name": "Tissue sample",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 228,
      "start_date": "2016-07",
      "completion_date": "2026-03-02",
      "has_results": false,
      "last_update_posted_date": "2026-07-09",
      "last_synced_at": "2026-09-06T12:06:21.944Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02743910"
    }
  ]
}