{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hemophilia+A%2C+Congenital&page=5",
    "query": {
      "condition": "Hemophilia A, Congenital",
      "page": 5
    },
    "page_size": 10
  },
  "pagination": {
    "page": 5,
    "page_size": 10,
    "total_count": 322,
    "total_pages": 33,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hemophilia+A%2C+Congenital&page=6&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hemophilia+A%2C+Congenital&page=4&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-20T12:47:03.578Z",
  "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": "NCT02582060",
      "title": "Individualizing Hemophilia Prophylaxis Using Thromboelastography",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hemophilia A"
      ],
      "interventions": [
        {
          "name": "Thromboelastography/Thromboelastometry-Guided Treatment Regimen",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Hospital Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "70 Years",
        "sex": "MALE",
        "summary": "5 Years to 70 Years · Male only"
      },
      "enrollment_count": 18,
      "start_date": "2014-05-20",
      "completion_date": "2017-12-31",
      "has_results": false,
      "last_update_posted_date": "2019-02-18",
      "last_synced_at": "2026-10-20T12:47:03.578Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02582060"
    },
    {
      "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": "2026-10-20T12:47:03.578Z",
      "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": "NCT06369740",
      "title": "Case and Use Scenario Study to Gain Knowledge on the User Needs for a Medical Device for Hemophilia a Monitoring",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hemophilia a"
      ],
      "interventions": [
        {
          "name": "Case scenarios - questionnaire",
          "type": "OTHER"
        },
        {
          "name": "Case scenarios - Focus groups",
          "type": "OTHER"
        },
        {
          "name": "Use scenarios - Usability test",
          "type": "OTHER"
        },
        {
          "name": "Use scenarios - interview",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Enzyre B.V.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 74,
      "start_date": "2024-08-22",
      "completion_date": "2024-08-25",
      "has_results": false,
      "last_update_posted_date": "2024-10-29",
      "last_synced_at": "2026-10-20T12:47:03.578Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06369740"
    },
    {
      "nct_id": "NCT05568719",
      "title": "Safety and Effectiveness of Giroctocogene Fitelparvovec or Fidanacogene Elaparvovec in Patients With Hemophilia A or B Respectively",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hemophilia A",
        "Hemophilia B"
      ],
      "interventions": [
        {
          "name": "Testing of hepatic AAV Vector integration",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Pfizer",
      "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": 173,
      "start_date": "2022-12-28",
      "completion_date": "2040-02-25",
      "has_results": false,
      "last_update_posted_date": "2026-10-07",
      "last_synced_at": "2026-10-20T12:47:03.578Z",
      "location_count": 15,
      "location_summary": "Rancho Cordova, California • Sacramento, California • San Francisco, California + 6 more",
      "locations": [
        {
          "city": "Rancho Cordova",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05568719"
    },
    {
      "nct_id": "NCT00340548",
      "title": "Host Genetic Factors Influencing HIV1 and HCV Viral Loads and AIDS Clinical Progression in a Hemophilia Cohort (HGDS-3)",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hemophilia",
        "AIDS"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "4 Years to 100 Years"
      },
      "enrollment_count": 333,
      "start_date": "2002-04-09",
      "completion_date": "2020-01-09",
      "has_results": false,
      "last_update_posted_date": "2020-01-13",
      "last_synced_at": "2026-10-20T12:47:03.578Z",
      "location_count": 15,
      "location_summary": "La Jolla, California • Los Angeles, California • Indianapolis, Indiana + 11 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00340548"
    },
    {
      "nct_id": "NCT03619863",
      "title": "ATHN 7: Hemophilia Natural History Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hemophilia A With Inhibitor",
        "Haemophilia A Without Inhibitor",
        "Hemophilia B With Inhibitor",
        "Haemophilia B Without Inhibitor"
      ],
      "interventions": [],
      "intervention_types": [],
      "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": 395,
      "start_date": "2018-10-24",
      "completion_date": "2024-03-31",
      "has_results": false,
      "last_update_posted_date": "2025-02-12",
      "last_synced_at": "2026-10-20T12:47:03.578Z",
      "location_count": 29,
      "location_summary": "Phoenix, Arizona • Los Angeles, California • San Diego, California + 23 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03619863"
    },
    {
      "nct_id": "NCT07582276",
      "title": "A Prospective Assessment of Bone Health in Patients With Severe Hemophilia A on Factor VIII vs Factor Mimetic Prophylaxis (Efa Emi Bone Health Study)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hemophilia a"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Arkansas Children's Hospital Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "50 Years",
        "sex": "MALE",
        "summary": "30 Years to 50 Years · Male only"
      },
      "enrollment_count": 50,
      "start_date": "2026-09-21",
      "completion_date": "2032-09",
      "has_results": false,
      "last_update_posted_date": "2026-10-05",
      "last_synced_at": "2026-10-20T12:47:03.578Z",
      "location_count": 1,
      "location_summary": "Little Rock, Arkansas",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07582276"
    },
    {
      "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": "2026-10-20T12:47:03.578Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04621916"
    },
    {
      "nct_id": "NCT03861273",
      "title": "A Study to Evaluate the Efficacy and Safety of Factor IX Gene Therapy With PF-06838435 in Adult Males With Moderately Severe to Severe Hemophilia B",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hemophilia B"
      ],
      "interventions": [
        {
          "name": "PF-06838435/ fidanacogene elaparvovec",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "MALE",
        "summary": "18 Years to 65 Years · Male only"
      },
      "enrollment_count": 51,
      "start_date": "2019-07-29",
      "completion_date": "2031-02-25",
      "has_results": true,
      "last_update_posted_date": "2026-06-01",
      "last_synced_at": "2026-10-20T12:47:03.578Z",
      "location_count": 17,
      "location_summary": "San Francisco, California • Aurora, Colorado • Indianapolis, Indiana + 3 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03861273"
    },
    {
      "nct_id": "NCT03834727",
      "title": "Characterizing the Impact and Treatment of Reproductive Tract Bleeding on Women and Post-menarchal Girls With Bleeding Disorders",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hemophilia A",
        "Bleeding Disorder"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "65 Years",
        "sex": "FEMALE",
        "summary": "10 Years to 65 Years · Female only"
      },
      "enrollment_count": 256,
      "start_date": "2018-09-05",
      "completion_date": "2022-04-01",
      "has_results": false,
      "last_update_posted_date": "2023-04-18",
      "last_synced_at": "2026-10-20T12:47:03.578Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03834727"
    }
  ]
}