{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+levels+drawn",
    "query": {
      "intervention": "Blood levels drawn"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 126,
    "total_pages": 13,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+levels+drawn&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T11:33:50.283Z",
  "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": "NCT04885803",
      "title": "Vitamin D Absorbance Study - Clinical Trial of the Absorbance of Nano Liquid D3",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vitamin D Deficiency"
      ],
      "interventions": [
        {
          "name": "Softgel Vitamin D3",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Nano Liquid Vitamin D3",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "25(OH)D Blood Serum Test",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Placebo Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "sponsor": "Inspired Life Medical, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 114,
      "start_date": "2021-03-26",
      "completion_date": "2021-07-30",
      "has_results": false,
      "last_update_posted_date": "2021-08-24",
      "last_synced_at": "2026-09-04T11:33:50.283Z",
      "location_count": 1,
      "location_summary": "Le Sueur, Minnesota",
      "locations": [
        {
          "city": "Le Sueur",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04885803"
    },
    {
      "nct_id": "NCT04906759",
      "title": "Meal Delivery and Exercise",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Frailty"
      ],
      "interventions": [
        {
          "name": "Meals plus exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Meals only",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2021-07-19",
      "completion_date": "2026-02-28",
      "has_results": false,
      "last_update_posted_date": "2024-12-06",
      "last_synced_at": "2026-09-04T11:33:50.283Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04906759"
    },
    {
      "nct_id": "NCT01563107",
      "title": "Dietary Sodium's Effect on Urinary Sodium and Dopamine Excretion in Patients With Postural Tachycardia Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postural Orthostatic Tachycardia Syndrome"
      ],
      "interventions": [
        {
          "name": "Plasma Volume",
          "type": "RADIATION"
        },
        {
          "name": "Exercise Capacity Test - Bicycle",
          "type": "PROCEDURE"
        },
        {
          "name": "Posture Study",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "PROCEDURE"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 50 Years · Female only"
      },
      "enrollment_count": 38,
      "start_date": "2012-03",
      "completion_date": "2020-12",
      "has_results": true,
      "last_update_posted_date": "2022-01-25",
      "last_synced_at": "2026-09-04T11:33:50.283Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01563107"
    },
    {
      "nct_id": "NCT00428077",
      "title": "Vaccine Therapy in Treating Patients With Chronic Phase Chronic Myelogenous Leukemia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "bcr-abl peptide vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "reverse transcriptase-polymerase chain reaction",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "GENETIC"
      ],
      "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": 4,
      "start_date": "2005-10",
      "completion_date": "2009-04",
      "has_results": true,
      "last_update_posted_date": "2011-09-02",
      "last_synced_at": "2026-09-04T11:33:50.283Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00428077"
    },
    {
      "nct_id": "NCT04116619",
      "title": "Investigating Stress-related Mechanisms in the Laboratory and Real World in Individuals With Cannabis Use Disorder",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cannabis Use Disorder"
      ],
      "interventions": [
        {
          "name": "Guided Imagery Laboratory Session",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 39,
      "start_date": "2021-02-01",
      "completion_date": "2022-02-01",
      "has_results": false,
      "last_update_posted_date": "2023-02-21",
      "last_synced_at": "2026-09-04T11:33:50.283Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04116619"
    },
    {
      "nct_id": "NCT03433742",
      "title": "Metal Ion Levels in Stryker Trident II Tritanium System with Modular Dual Mobility (MDM) Liner, Ceramic Head, and SecurFit Advanced Stems",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hip Pain"
      ],
      "interventions": [
        {
          "name": "Blood levels drawn",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Hospital for Special Surgery, New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "21 Years to 80 Years"
      },
      "enrollment_count": 30,
      "start_date": "2018-02-22",
      "completion_date": "2024-01-11",
      "has_results": false,
      "last_update_posted_date": "2025-03-17",
      "last_synced_at": "2026-09-04T11:33:50.283Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03433742"
    },
    {
      "nct_id": "NCT01881932",
      "title": "Acupuncture to Prevent Chemotherapy Dose Reduction Due to Chemotherapy-induced Peripheral Neuropathy in Breast and Colorectal Cancer Patients (GCC1232)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "Acupuncture using Seirin® needles",
          "type": "DEVICE"
        },
        {
          "name": "Sham Acupuncture using Park Sham placebo acupuncture device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Maryland, Baltimore",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 19,
      "start_date": "2013-02",
      "completion_date": "2015-04",
      "has_results": true,
      "last_update_posted_date": "2019-11-07",
      "last_synced_at": "2026-09-04T11:33:50.283Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01881932"
    },
    {
      "nct_id": "NCT01196130",
      "title": "Colorectal Cancer Umbrella Protocol - Assessment of Targeted Therapies Against Colorectal Cancer (ATTACC Program) Screening Protocol",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "Cancer Symptom Questionnaire",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Biomarker Testing",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "M.D. Anderson 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": 1275,
      "start_date": "2010-08",
      "completion_date": "2022-12-09",
      "has_results": false,
      "last_update_posted_date": "2022-12-13",
      "last_synced_at": "2026-09-04T11:33:50.283Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01196130"
    },
    {
      "nct_id": "NCT02508298",
      "title": "Surrogate Markers of Portal Pressure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Portal Hypertension",
        "Cirrhosis"
      ],
      "interventions": [
        {
          "name": "HVPG",
          "type": "PROCEDURE"
        },
        {
          "name": "Indocyanine Green Retention test",
          "type": "DRUG"
        },
        {
          "name": "Liver stiffness measurement",
          "type": "DEVICE"
        },
        {
          "name": "Spleen stiffness measurement",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "VA Connecticut Healthcare System",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 41,
      "start_date": "2014-04",
      "completion_date": "2019-07",
      "has_results": false,
      "last_update_posted_date": "2019-11-25",
      "last_synced_at": "2026-09-04T11:33:50.283Z",
      "location_count": 2,
      "location_summary": "New Haven, Connecticut • West Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "West Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02508298"
    },
    {
      "nct_id": "NCT04146909",
      "title": "The Effect of Lactation on Insulin Sensitivity and Lipolysis in Women",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "GDM",
        "Lactation"
      ],
      "interventions": [
        {
          "name": "Hyperinsulinemic-euglycemic clamp",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 7,
      "start_date": "2020-11-17",
      "completion_date": "2022-11-28",
      "has_results": true,
      "last_update_posted_date": "2024-02-15",
      "last_synced_at": "2026-09-04T11:33:50.283Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04146909"
    }
  ]
}