{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Congenital+Hemophilia+A",
    "query": {
      "condition": "Congenital Hemophilia A"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 318,
    "total_pages": 32,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Congenital+Hemophilia+A&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-22T03:37:27.310Z",
  "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": "NCT03003533",
      "title": "A Gene Transfer Study for Hemophilia A",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Hemophilia A"
      ],
      "interventions": [
        {
          "name": "SPK-8011",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "GENETIC"
      ],
      "sponsor": "Spark 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": 25,
      "start_date": "2017-01-26",
      "completion_date": "2023-12-05",
      "has_results": true,
      "last_update_posted_date": "2024-12-30",
      "last_synced_at": "2026-07-22T03:37:27.310Z",
      "location_count": 11,
      "location_summary": "Sacramento, California • Gainesville, Florida • Boston, Massachusetts + 7 more",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Madison",
          "state": "Mississippi"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03003533"
    },
    {
      "nct_id": "NCT06938542",
      "title": "Palliative Care Needs of Children With Rare Diseases and Their Families",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Trisomy 13 Syndrome",
        "Arthrogryposis Congenita Multiplex With Intestinal Atresia",
        "Asparagine Synthetase Deficiency",
        "CHARGE Syndrome",
        "Early Infantile Epileptic Encephalopathy",
        "FOXG1 Syndrome",
        "KBG Syndrome",
        "Noonan Syndrome",
        "Severe Hemophilia A",
        "Short Bowel Syndrome",
        "Beta-Propeller Protein-Associated Neurodegeneration",
        "Brain Injury of Prematurity With Periventricular Leukomalacia",
        "Chromosome 17p13.3 Microdeletion Syndrome",
        "Chromosome 1q43-1q44 Deletion",
        "Cockayne Syndrome",
        "Congenital Diaphragmatic Hernia",
        "End-Stage Renal Disease With Cloacal Anomaly",
        "Mitochondrial Depletion Disorder",
        "Severe Factor VII Deficiency"
      ],
      "interventions": [
        {
          "name": "Family Centered pediatric palliative care for family caregivers of children with rare diseases.",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Children's National Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "12 Months to 99 Years"
      },
      "enrollment_count": 480,
      "start_date": "2025-10-02",
      "completion_date": "2029-08-02",
      "has_results": false,
      "last_update_posted_date": "2026-01-28",
      "last_synced_at": "2026-07-22T03:37:27.310Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06938542"
    },
    {
      "nct_id": "NCT00952822",
      "title": "Pharmacokinetic Study of ADVATE Reconstituted in 2 mL Sterile Water for Injection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hemophilia A"
      ],
      "interventions": [
        {
          "name": "Antihemophilic factor, recombinant, manufactured protein-free (rAHF-PFM). (Antihemophilic factor is also known as Factor VIII)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Baxalta now part of Shire",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "2 Years to 65 Years"
      },
      "enrollment_count": 52,
      "start_date": "2008-08-08",
      "completion_date": "2009-10-23",
      "has_results": true,
      "last_update_posted_date": "2021-05-24",
      "last_synced_at": "2026-07-22T03:37:27.310Z",
      "location_count": 11,
      "location_summary": "Washington D.C., District of Columbia • Atlanta, Georgia • Lexington, Kentucky + 8 more",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00952822"
    },
    {
      "nct_id": "NCT07158606",
      "title": "Understanding Treatment Outcomes and Immunologic Mechanisms in Altuviiio Immune Tolerance Induction",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hemophilia A With Inhibitor"
      ],
      "interventions": [
        {
          "name": "efanesoctacog alpha",
          "type": "DRUG"
        },
        {
          "name": "Emicizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Versiti Blood Health",
      "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": 15,
      "start_date": "2025-10-01",
      "completion_date": "2032-08-31",
      "has_results": false,
      "last_update_posted_date": "2025-09-08",
      "last_synced_at": "2026-07-22T03:37:27.310Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07158606"
    },
    {
      "nct_id": "NCT02962765",
      "title": "Non-interventional Post-authorisation Study to Document the Immunogenicity, Safety, and Efficacy of NUWIQ",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hemophilia A"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Octapharma",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "MALE",
        "summary": "Male only"
      },
      "enrollment_count": 80,
      "start_date": "2015-01",
      "completion_date": "2020-08-20",
      "has_results": true,
      "last_update_posted_date": "2021-10-21",
      "last_synced_at": "2026-07-22T03:37:27.310Z",
      "location_count": 5,
      "location_summary": "Gainesville, Florida • Miami, Florida • New Orleans, Louisiana + 2 more",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "Las Vegas",
          "state": "Nevada"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02962765"
    },
    {
      "nct_id": "NCT05022459",
      "title": "Prevention of Bleeding in Patients With Moderate and Severe Hemophilia A Playing Sports: A Comparison Between Factor VIII and Emicizumab Prophylaxis",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hemophilia A"
      ],
      "interventions": [
        {
          "name": "Emicizumab",
          "type": "DRUG"
        },
        {
          "name": "FVIII",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wayne State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "19 Years",
        "sex": "ALL",
        "summary": "6 Years to 19 Years"
      },
      "enrollment_count": 72,
      "start_date": "2023-08-16",
      "completion_date": "2029-03",
      "has_results": false,
      "last_update_posted_date": "2026-07-02",
      "last_synced_at": "2026-07-22T03:37:27.310Z",
      "location_count": 10,
      "location_summary": "Little Rock, Arkansas • Palo Alto, California • San Diego, California + 7 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05022459"
    },
    {
      "nct_id": "NCT01138501",
      "title": "Safety and Efficacy of Turoctocog Alfa in Previously Treated Male Children With Haemophilia A",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Congenital Bleeding Disorder",
        "Haemophilia A"
      ],
      "interventions": [
        {
          "name": "turoctocog alfa",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novo Nordisk A/S",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "11 Years",
        "sex": "MALE",
        "summary": "Up to 11 Years · Male only"
      },
      "enrollment_count": 65,
      "start_date": "2010-06",
      "completion_date": "2011-11",
      "has_results": true,
      "last_update_posted_date": "2017-03-17",
      "last_synced_at": "2026-07-22T03:37:27.310Z",
      "location_count": 18,
      "location_summary": "Phoenix, Arizona • Orange, California • Torrance, California + 15 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Augusta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01138501"
    },
    {
      "nct_id": "NCT04055051",
      "title": "ATHN 11: Liver Transplantation Outcomes Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hemophilia A and B",
        "Liver Transplantation"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "American Thrombosis and Hemostasis Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 86,
      "start_date": "2020-06-18",
      "completion_date": "2022-12-01",
      "has_results": false,
      "last_update_posted_date": "2023-05-10",
      "last_synced_at": "2026-07-22T03:37:27.310Z",
      "location_count": 15,
      "location_summary": "Los Angeles, California • San Francisco, California • Peoria, Illinois + 12 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Peoria",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Scarborough",
          "state": "Maine"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04055051"
    },
    {
      "nct_id": "NCT00543439",
      "title": "Study Evaluating Prophylaxis Treatment & Characterizing Efficacy, Safety, & PK Of B-Domain Deleted Recombinant FVIII",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hemophilia A"
      ],
      "interventions": [
        {
          "name": "Moroctocog alfa (AF-CC)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "15 Years",
        "sex": "MALE",
        "summary": "6 Months to 15 Years · Male only"
      },
      "enrollment_count": 66,
      "start_date": "2007-12",
      "completion_date": "2018-04",
      "has_results": true,
      "last_update_posted_date": "2019-01-11",
      "last_synced_at": "2026-07-22T03:37:27.310Z",
      "location_count": 7,
      "location_summary": "Cincinnati, Ohio • Portland, Oregon • Dallas, Texas + 1 more",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00543439"
    },
    {
      "nct_id": "NCT03569891",
      "title": "HOPE-B: Trial of AMT-061 in Severe or Moderately Severe Hemophilia B Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hemophilia B"
      ],
      "interventions": [
        {
          "name": "AAV5-hFIXco-Padua",
          "type": "GENETIC"
        },
        {
          "name": "Factor IX (FIX)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "BIOLOGICAL"
      ],
      "sponsor": "CSL Behring",
      "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": 67,
      "start_date": "2018-06-27",
      "completion_date": "2025-03-19",
      "has_results": true,
      "last_update_posted_date": "2026-03-27",
      "last_synced_at": "2026-07-22T03:37:27.310Z",
      "location_count": 19,
      "location_summary": "Phoenix, Arizona • Little Rock, Arkansas • Los Angeles, California + 14 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03569891"
    }
  ]
}