{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=1%3A1%3A2+Blood+Transfusion+Ratio",
    "query": {
      "intervention": "1:1:2 Blood Transfusion Ratio"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 7,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-30T13:46:29.684Z",
  "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": "NCT01545232",
      "title": "Pragmatic, Randomized Optimal Platelet and Plasma Ratios",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Trauma"
      ],
      "interventions": [
        {
          "name": "1:1:1 Blood Transfusion Ratio",
          "type": "BIOLOGICAL"
        },
        {
          "name": "1:1:2 Blood Transfusion Ratio",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "15 Years and older"
      },
      "enrollment_count": 680,
      "start_date": "2012-08",
      "completion_date": "2013-12",
      "has_results": true,
      "last_update_posted_date": "2019-02-08",
      "last_synced_at": "2026-09-30T13:46:29.684Z",
      "location_count": 11,
      "location_summary": "Birmingham, Alabama • Tucson, Arizona • Los Angeles, California + 8 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01545232"
    },
    {
      "nct_id": "NCT01035229",
      "title": "Global Study Looking at the Combination of RAD001 Plus Best Supportive Care (BSC) and Placebo Plus BSC to Treat Patients With Advanced Hepatocellular Carcinoma.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Carcinoma"
      ],
      "interventions": [
        {
          "name": "Everolimus",
          "type": "DRUG"
        },
        {
          "name": "Everolimus Placebo",
          "type": "DRUG"
        },
        {
          "name": "Best Supportive Care (BSC)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 546,
      "start_date": "2010-04",
      "completion_date": "2013-10",
      "has_results": true,
      "last_update_posted_date": "2016-09-22",
      "last_synced_at": "2026-09-30T13:46:29.684Z",
      "location_count": 19,
      "location_summary": "Fayetteville, Arkansas • Fountain Valley, California • La Jolla, California + 15 more",
      "locations": [
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Greenwood Village",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01035229"
    },
    {
      "nct_id": "NCT06070350",
      "title": "Massive Transfusion in Children-2: A Trial Examining Life Threatening Hemorrhage in Children",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hemorrhagic Shock",
        "Trauma Injury"
      ],
      "interventions": [
        {
          "name": "Low Titer Group O Whole Blood (LTOWB)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Tranexamic Acid (TXA)",
          "type": "DRUG"
        },
        {
          "name": "Component Therapy (CT)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Philip Spinella",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "Up to 17 Years"
      },
      "enrollment_count": 1000,
      "start_date": "2024-11-01",
      "completion_date": "2028-10-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-17",
      "last_synced_at": "2026-09-30T13:46:29.684Z",
      "location_count": 23,
      "location_summary": "Tucson, Arizona • Little Rock, Arkansas • Sacramento, California + 18 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06070350"
    },
    {
      "nct_id": "NCT05340465",
      "title": "Darbe Plus IV Iron to Decrease Transfusions While Maintaining Iron Sufficiency in Preterm Infants",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prematurity",
        "Iron-deficiency",
        "Iron Deficiency Anemia",
        "Iron Malabsorption"
      ],
      "interventions": [
        {
          "name": "Darbepoetin Alfa",
          "type": "DRUG"
        },
        {
          "name": "Low Molecular Weight Iron Dextran",
          "type": "DRUG"
        },
        {
          "name": "Ferumoxytol injection",
          "type": "DRUG"
        },
        {
          "name": "Oral iron supplements",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "3 Days",
        "sex": "ALL",
        "summary": "Up to 3 Days"
      },
      "enrollment_count": 120,
      "start_date": "2022-11-27",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-26",
      "last_synced_at": "2026-09-30T13:46:29.684Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05340465"
    },
    {
      "nct_id": "NCT00459225",
      "title": "Iron Prophylaxis for Anemia in Infants With Cyanotic Congenital Heart Disease",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anemia"
      ],
      "interventions": [
        {
          "name": "Iron (ferrous sulfate)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "2 Months",
        "sex": "ALL",
        "summary": "Up to 2 Months"
      },
      "enrollment_count": 0,
      "start_date": "2007-04",
      "completion_date": "2013-06",
      "has_results": false,
      "last_update_posted_date": "2014-12-09",
      "last_synced_at": "2026-09-30T13:46:29.684Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00459225"
    },
    {
      "nct_id": "NCT02308904",
      "title": "Reproductive Capacity and Iron Burden in Thalassemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "THALASSEMIA MAJOR"
      ],
      "interventions": [
        {
          "name": "Blood Draw/Semen Exam",
          "type": "OTHER"
        },
        {
          "name": "Retrospective data/Chart Review/Relevant Clinical Results",
          "type": "OTHER"
        },
        {
          "name": "Pituitary MRI",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "UCSF Benioff Children's Hospital Oakland",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 59,
      "start_date": "2013-06-01",
      "completion_date": "2020-09-01",
      "has_results": false,
      "last_update_posted_date": "2020-12-23",
      "last_synced_at": "2026-09-30T13:46:29.684Z",
      "location_count": 1,
      "location_summary": "Oakland, California",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02308904"
    },
    {
      "nct_id": "NCT04201704",
      "title": "Effect of Giving Reduced Fluid in Children After Trauma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Critical Illness",
        "Pediatrics",
        "General Surgery",
        "Fluid Therapy",
        "Wounds and Injuries"
      ],
      "interventions": [
        {
          "name": "Balanced crystalloid solution volume administration",
          "type": "OTHER"
        },
        {
          "name": "Packed Erythrocytes Units, Blood Product Unit volume",
          "type": "OTHER"
        },
        {
          "name": "Plasma volume",
          "type": "OTHER"
        },
        {
          "name": "Platelets volume",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "15 Years",
        "sex": "ALL",
        "summary": "6 Months to 15 Years"
      },
      "enrollment_count": 250,
      "start_date": "2018-08-27",
      "completion_date": "2027-09",
      "has_results": false,
      "last_update_posted_date": "2026-05-07",
      "last_synced_at": "2026-09-30T13:46:29.684Z",
      "location_count": 4,
      "location_summary": "Buffalo, New York • New York, New York • Rochester, New York + 1 more",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Rochester",
          "state": "New York"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04201704"
    }
  ]
}