{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Recombinant+Coagulation+Factor+IX+%28BeneFIX%29",
    "query": {
      "intervention": "Recombinant Coagulation Factor IX (BeneFIX)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 26,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Recombinant+Coagulation+Factor+IX+%28BeneFIX%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-27T17:41:11.044Z",
  "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": "NCT02234310",
      "title": "Study to Determine the Safety and Efficacy of rFIXFc in Previously Untreated Males With Severe Hemophilia B",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hemophilia B"
      ],
      "interventions": [
        {
          "name": "rFIXFc",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Bioverativ, a Sanofi company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "17 Years",
        "sex": "MALE",
        "summary": "Up to 17 Years · Male only"
      },
      "enrollment_count": 33,
      "start_date": "2014-11-13",
      "completion_date": "2019-08-20",
      "has_results": true,
      "last_update_posted_date": "2022-03-25",
      "last_synced_at": "2026-09-27T17:41:11.044Z",
      "location_count": 11,
      "location_summary": "Sacramento, California • Washington D.C., District of Columbia • Atlanta, Georgia + 8 more",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02234310"
    },
    {
      "nct_id": "NCT03272568",
      "title": "Extended Half Life Factor (EHF) Products For Heavy Menstrual Bleeding in Hemophilia Carriers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Hemophilia",
        "Menstrual Flow Excessive"
      ],
      "interventions": [
        {
          "name": "Recombinant FVIII Fc fusion product Eloctate",
          "type": "DRUG"
        },
        {
          "name": "Recombinant FIX Fc fusion product Alprolix",
          "type": "DRUG"
        },
        {
          "name": "Patient-operated diagnostic device for anemia AnemoCheck.",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "55 Years",
        "sex": "FEMALE",
        "summary": "14 Years to 55 Years · Female only"
      },
      "enrollment_count": 3,
      "start_date": "2018-02-14",
      "completion_date": "2019-12-31",
      "has_results": false,
      "last_update_posted_date": "2020-05-18",
      "last_synced_at": "2026-09-27T17:41:11.044Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03272568"
    },
    {
      "nct_id": "NCT02618915",
      "title": "Safety and Dose Finding Study of DTX101 (AAVrh10FIX) in Adults With Moderate/Severe to Severe Hemophilia B",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Hemophilia B"
      ],
      "interventions": [
        {
          "name": "DTX101",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "GENETIC"
      ],
      "sponsor": "Ultragenyx Pharmaceutical Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 6,
      "start_date": "2015-12-16",
      "completion_date": "2017-10-18",
      "has_results": true,
      "last_update_posted_date": "2018-11-14",
      "last_synced_at": "2026-09-27T17:41:11.044Z",
      "location_count": 6,
      "location_summary": "Little Rock, Arkansas • Los Angeles, California • Gainesville, Florida + 3 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02618915"
    },
    {
      "nct_id": "NCT01496274",
      "title": "A Safety and Efficacy Study of a Recombinant Fusion Protein Linking Coagulation Factor IX With Albumin (rIX-FP) in Patients With Hemophilia B",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Hemophilia B"
      ],
      "interventions": [
        {
          "name": "rIX-FP",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "CSL Behring",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "65 Years",
        "sex": "MALE",
        "summary": "12 Years to 65 Years · Male only"
      },
      "enrollment_count": 63,
      "start_date": "2012-02",
      "completion_date": null,
      "has_results": true,
      "last_update_posted_date": "2016-05-09",
      "last_synced_at": "2026-09-27T17:41:11.044Z",
      "location_count": 4,
      "location_summary": "Chicago, Illinois • Indianapolis, Indiana • Philadelphia, Pennsylvania + 1 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01496274"
    },
    {
      "nct_id": "NCT05281718",
      "title": "Factor IX as Adjunctive Therapy to Emicizumab (EMIX)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Hemophilia A"
      ],
      "interventions": [
        {
          "name": "Factor IX",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Tulane University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "120 Years",
        "sex": "MALE",
        "summary": "12 Years to 120 Years · Male only"
      },
      "enrollment_count": 12,
      "start_date": "2022-08-01",
      "completion_date": "2024-07-14",
      "has_results": false,
      "last_update_posted_date": "2025-01-20",
      "last_synced_at": "2026-09-27T17:41:11.044Z",
      "location_count": 2,
      "location_summary": "Metairie, Louisiana • New Orleans, Louisiana",
      "locations": [
        {
          "city": "Metairie",
          "state": "Louisiana"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05281718"
    },
    {
      "nct_id": "NCT00364182",
      "title": "Study Comparing On-Demand Treatment With Two Prophylaxis Regimens Of BeneFIX In Patients With Severe Hemophilia B",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hemophilia B"
      ],
      "interventions": [
        {
          "name": "Recombinant Coagulation Factor IX (BeneFIX)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "65 Years",
        "sex": "MALE",
        "summary": "6 Years to 65 Years · Male only"
      },
      "enrollment_count": 50,
      "start_date": "2007-05",
      "completion_date": "2010-10",
      "has_results": true,
      "last_update_posted_date": "2011-10-04",
      "last_synced_at": "2026-09-27T17:41:11.044Z",
      "location_count": 5,
      "location_summary": "Phoenix, Arizona • Chicago, Illinois • New Brunswick, New Jersey + 1 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00364182"
    },
    {
      "nct_id": "NCT02546622",
      "title": "ATHN 2: Factor Switching Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hemophilia"
      ],
      "interventions": [
        {
          "name": "Factor VIII Replacement Products for Hemophilia which were FDA approved after January 1, 2013",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Factor IX Replacement Products for Hemophilia which were FDA approved after January 1, 2013",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "American Thrombosis and Hemostasis Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 310,
      "start_date": "2015-09",
      "completion_date": "2020-06-30",
      "has_results": false,
      "last_update_posted_date": "2021-12-09",
      "last_synced_at": "2026-09-27T17:41:11.044Z",
      "location_count": 27,
      "location_summary": "San Diego, California • Aurora, Colorado • New Haven, Connecticut + 23 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02546622"
    },
    {
      "nct_id": "NCT01027364",
      "title": "Study of Recombinant Factor IX Fc Fusion Protein (rFIXFc) in Participants With Hemophilia B",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Severe Hemophilia B"
      ],
      "interventions": [
        {
          "name": "Factor IX (rFIXFc)",
          "type": "DRUG"
        },
        {
          "name": "rFIX",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bioverativ Therapeutics Inc.",
      "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": 123,
      "start_date": "2009-12",
      "completion_date": "2012-07",
      "has_results": true,
      "last_update_posted_date": "2020-12-19",
      "last_synced_at": "2026-09-27T17:41:11.044Z",
      "location_count": 9,
      "location_summary": "Phoenix, Arizona • Sacramento, California • Aurora, Colorado + 6 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01027364"
    },
    {
      "nct_id": "NCT00716716",
      "title": "Phase I/IIa Study of FIXFc in Hemophilia B Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hemophilia B"
      ],
      "interventions": [
        {
          "name": "rFIXFc",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bioverativ Therapeutics Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 10,
      "start_date": "2008-04",
      "completion_date": "2009-10",
      "has_results": false,
      "last_update_posted_date": "2020-12-19",
      "last_synced_at": "2026-09-27T17:41:11.044Z",
      "location_count": 6,
      "location_summary": "Chicago, Illinois • Indianapolis, Indiana • Boston, Massachusetts + 3 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00716716"
    },
    {
      "nct_id": "NCT02048111",
      "title": "Study of Recombinant Factor IX Product, IB1001, in Previously Treated Subjects With Hemophilia B",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hemophilia B"
      ],
      "interventions": [
        {
          "name": "IB1001",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Cangene Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2014-03",
      "completion_date": "2015-11",
      "has_results": false,
      "last_update_posted_date": "2016-08-23",
      "last_synced_at": "2026-09-27T17:41:11.044Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02048111"
    }
  ]
}