{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=factor+concentrates",
    "query": {
      "intervention": "factor concentrates"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 20,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=factor+concentrates&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-06T13:17:35.586Z",
  "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": "NCT03417245",
      "title": "A Study of Fitusiran (ALN-AT3SC) in Severe Hemophilia A and B Patients Without Inhibitors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hemophilia A",
        "Hemophilia B"
      ],
      "interventions": [
        {
          "name": "fitusiran",
          "type": "DRUG"
        },
        {
          "name": "factor concentrates",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Genzyme, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "12 Years and older · Male only"
      },
      "enrollment_count": 120,
      "start_date": "2018-03-01",
      "completion_date": "2021-07-14",
      "has_results": true,
      "last_update_posted_date": "2022-03-28",
      "last_synced_at": "2026-09-06T13:17:35.586Z",
      "location_count": 8,
      "location_summary": "Little Rock, Arkansas • Gainesville, Florida • Tampa, Florida + 5 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03417245"
    },
    {
      "nct_id": "NCT04867837",
      "title": "Study of OCTAPLEX in Patients With Acute Major Bleeding on DOAC Therapy With Factor Xa Inhibitor",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Acute Major Bleeding"
      ],
      "interventions": [
        {
          "name": "Octaplex",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Octapharma",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2021-09-01",
      "completion_date": "2026-01-13",
      "has_results": false,
      "last_update_posted_date": "2026-06-25",
      "last_synced_at": "2026-09-06T13:17:35.586Z",
      "location_count": 10,
      "location_summary": "Torrance, California • Gainesville, Florida • West Palm Beach, Florida + 6 more",
      "locations": [
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "West Palm Beach",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04867837"
    },
    {
      "nct_id": "NCT04621916",
      "title": "Preventing Inhibitor Recurrence Indefinitely",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hemophilia A",
        "Immune Tolerance"
      ],
      "interventions": [
        {
          "name": "FVIII",
          "type": "DRUG"
        },
        {
          "name": "Emicizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Children's Hospital Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "12 Years",
        "sex": "MALE",
        "summary": "0 Years to 12 Years · Male only"
      },
      "enrollment_count": 52,
      "start_date": "2020-09-21",
      "completion_date": "2025-04-20",
      "has_results": false,
      "last_update_posted_date": "2023-10-05",
      "last_synced_at": "2026-09-06T13:17:35.586Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04621916"
    },
    {
      "nct_id": "NCT05662319",
      "title": "A Study to Test a Medicine (Fitusiran) Injected Under the Skin for Preventing Bleeding Episodes in Male Adolescent or Adult Participants With Severe Hemophilia",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hemophilia"
      ],
      "interventions": [
        {
          "name": "Fitusiran",
          "type": "DRUG"
        },
        {
          "name": "Clotting factor concentrates (CFC) or bypassing agents (BPA)",
          "type": "DRUG"
        },
        {
          "name": "Antithrombin concentrate (ATIIIC)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sanofi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "12 Years and older · Male only"
      },
      "enrollment_count": 91,
      "start_date": "2023-02-01",
      "completion_date": "2029-01-25",
      "has_results": false,
      "last_update_posted_date": "2026-02-04",
      "last_synced_at": "2026-09-06T13:17:35.586Z",
      "location_count": 8,
      "location_summary": "Orange, California • Minneapolis, Minnesota • Hackensack, New Jersey + 5 more",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Hackensack",
          "state": "New Jersey"
        },
        {
          "city": "New Hyde Park",
          "state": "New York"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05662319"
    },
    {
      "nct_id": "NCT06145373",
      "title": "A Study to Test a Medicine (Fitusiran) for Preventing Bleeds in People With Severe Hemophilia Who Previously Received Preventive Treatment With Emicizumab",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hemophilia A"
      ],
      "interventions": [
        {
          "name": "Fitusiran (SAR439774)",
          "type": "DRUG"
        },
        {
          "name": "Clotting factor concentrates (CFC) or bypassing agents (BPA)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Antithrombin concentrate (ATIIIC)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Emicizumab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "12 Years and older · Male only"
      },
      "enrollment_count": 20,
      "start_date": "2024-03-01",
      "completion_date": "2030-01-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-02",
      "last_synced_at": "2026-09-06T13:17:35.586Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06145373"
    },
    {
      "nct_id": "NCT06883240",
      "title": "An Observational Study of Participants With Type 3 Von Willebrand Disease on Prophylactic Standard-of-Care Treatment",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Von Willebrand Disease, Type 3"
      ],
      "interventions": [
        {
          "name": "Von Willebrand Factor Concentrates",
          "type": "DRUG"
        },
        {
          "name": "Von Willebrand Factor Concentrates and Factor VIII Concentrates",
          "type": "DRUG"
        },
        {
          "name": "Factor VIII Concentrates",
          "type": "DRUG"
        },
        {
          "name": "Recombinant Activated Factor VII",
          "type": "DRUG"
        },
        {
          "name": "Activated Prothrombin Complex Concentrate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 44,
      "start_date": "2025-04-29",
      "completion_date": "2026-11-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-10",
      "last_synced_at": "2026-09-06T13:17:35.586Z",
      "location_count": 3,
      "location_summary": "Sacramento, California • Minneapolis, Minnesota • St Louis, Missouri",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06883240"
    },
    {
      "nct_id": "NCT04053699",
      "title": "Bleeding Incidence in VWD Patients Undergoing On-Demand Treatment",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Von Willebrand Diseases"
      ],
      "interventions": [
        {
          "name": "Von Willebrand Factor-Containing Product",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Octapharma",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "66 Months",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "66 Months and older"
      },
      "enrollment_count": 56,
      "start_date": "2019-06-25",
      "completion_date": "2021-01-31",
      "has_results": true,
      "last_update_posted_date": "2023-12-07",
      "last_synced_at": "2026-09-06T13:17:35.586Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04053699"
    },
    {
      "nct_id": "NCT01051076",
      "title": "Rescue Immunotolerance Study in Induction of Immune Tolerance (ITI)-Experienced Patients (RES.I.S.T. Experienced)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Severe Hemophilia A"
      ],
      "interventions": [
        {
          "name": "VWF/FVIII concentrates",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "MALE",
        "summary": "Male only"
      },
      "enrollment_count": 3,
      "start_date": "2009-11-03",
      "completion_date": "2020-10-21",
      "has_results": false,
      "last_update_posted_date": "2021-08-23",
      "last_synced_at": "2026-09-06T13:17:35.586Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01051076"
    },
    {
      "nct_id": "NCT07285460",
      "title": "A Study to Investigate the Efficacy and Safety of Fitusiran Prophylaxis in Male Participants Aged 1 to Less Than 12 Years With Hemophilia A or B",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hemophilia"
      ],
      "interventions": [
        {
          "name": "Fitusiran",
          "type": "DRUG"
        },
        {
          "name": "Clotting factor concentrates (CFC) or bypassing agents (BPA)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Antithrombin concentrate (ATIIIC)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "11 Years",
        "sex": "MALE",
        "summary": "1 Year to 11 Years · Male only"
      },
      "enrollment_count": 85,
      "start_date": "2025-12-18",
      "completion_date": "2031-12-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-17",
      "last_synced_at": "2026-09-06T13:17:35.586Z",
      "location_count": 5,
      "location_summary": "Los Angeles, California • Orange, California • Las Vegas, Nevada + 2 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Las Vegas",
          "state": "Nevada"
        },
        {
          "city": "Hackensack",
          "state": "New Jersey"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07285460"
    },
    {
      "nct_id": "NCT04670965",
      "title": "Release Kinetics of rhBMP-2 Using E-PRF as an Autologous Carrier: An In Vitro Analysis",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bone Loss"
      ],
      "interventions": [
        {
          "name": "E-PRF/rhBMP-2 (similar ratios)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "E-PRF/ACS/rhBMP-2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "rhBMP-2/E-PRF",
          "type": "BIOLOGICAL"
        },
        {
          "name": "E-PRF only",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 20,
      "start_date": "2026-09",
      "completion_date": "2028-07",
      "has_results": false,
      "last_update_posted_date": "2026-04-20",
      "last_synced_at": "2026-09-06T13:17:35.586Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04670965"
    }
  ]
}