{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Congenital+Hearing+Impairment",
    "query": {
      "condition": "Congenital Hearing Impairment"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 63,
    "total_pages": 7,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Congenital+Hearing+Impairment&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T18:14:41.102Z",
  "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": "NCT03107871",
      "title": "Randomized Controlled Trial of Valganciclovir for Cytomegalovirus Infected Hearing Impaired Infants",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cmv Congenital",
        "CMV",
        "Congenital Cmv",
        "SNHL",
        "Sensorineural Hearing Loss"
      ],
      "interventions": [
        {
          "name": "Valganciclovir",
          "type": "DRUG"
        },
        {
          "name": "Simple Syrup",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Albert Park",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": "12 Months",
        "sex": "ALL",
        "summary": "1 Month to 12 Months"
      },
      "enrollment_count": 52,
      "start_date": "2018-08-31",
      "completion_date": "2024-07",
      "has_results": false,
      "last_update_posted_date": "2022-02-24",
      "last_synced_at": "2026-07-23T18:14:41.102Z",
      "location_count": 30,
      "location_summary": "Palo Alto, California • San Diego, California • San Francisco, California + 25 more",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03107871"
    },
    {
      "nct_id": "NCT03951298",
      "title": "I-Tracking Neurodegeneration in Early Wolfram Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Wolfram Syndrome"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "1 Day and older"
      },
      "enrollment_count": 127,
      "start_date": "2018-08-10",
      "completion_date": "2023-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-08-06",
      "last_synced_at": "2026-07-23T18:14:41.102Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03951298"
    },
    {
      "nct_id": "NCT00106977",
      "title": "Clinical Study of Muenke Syndrome (FGFR3-Related Craniosynostosis)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Craniosynostosis",
        "Muenke Syndrome"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Human Genome Research Institute (NHGRI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "1 Month and older"
      },
      "enrollment_count": 137,
      "start_date": "2005-03-31",
      "completion_date": "2020-03-23",
      "has_results": false,
      "last_update_posted_date": "2020-03-26",
      "last_synced_at": "2026-07-23T18:14:41.102Z",
      "location_count": 2,
      "location_summary": "Washington D.C., District of Columbia • Bethesda, Maryland",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00106977"
    },
    {
      "nct_id": "NCT05775367",
      "title": "Cochlear Implants in Young Children With SSD",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Single Sided Deafness",
        "Unilateral Deafness",
        "Hearing Loss, Unilateral",
        "Hearing Loss",
        "Congenital Hearing Loss",
        "Deafness One Ear"
      ],
      "interventions": [
        {
          "name": "Cochlear Implant",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "7 Months",
        "maximum_age": "71 Months",
        "sex": "ALL",
        "summary": "7 Months to 71 Months"
      },
      "enrollment_count": 60,
      "start_date": "2023-07-07",
      "completion_date": "2030-05-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-26",
      "last_synced_at": "2026-07-23T18:14:41.102Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05775367"
    },
    {
      "nct_id": "NCT05158296",
      "title": "Study to Evaluate the Efficacy Safety and Tolerability of Ultevursen in Subjects With RP Due to Mutations in Exon 13 of the USH2A Gene (Sirius)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Retinitis Pigmentosa",
        "Usher Syndrome Type 2",
        "Deaf Blind",
        "Retinal Disease",
        "Eye Diseases",
        "Eye Diseases, Hereditary",
        "Eye Disorders Congenital",
        "Vision Disorders"
      ],
      "interventions": [
        {
          "name": "Ultevursen",
          "type": "DRUG"
        },
        {
          "name": "Sham-procedure",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Laboratoires Thea",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2021-12-08",
      "completion_date": "2022-10-12",
      "has_results": true,
      "last_update_posted_date": "2024-07-12",
      "last_synced_at": "2026-07-23T18:14:41.102Z",
      "location_count": 10,
      "location_summary": "San Diego, California • San Francisco, California • Miami, Florida + 7 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05158296"
    },
    {
      "nct_id": "NCT00030043",
      "title": "An Implant for Hearing Loss Due to Removal of Neurofibromatosis 2 Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Neurofibromatosis 2"
      ],
      "interventions": [
        {
          "name": "Penetrating auditory brainstem implant",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "FDA Office of Orphan Products Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2001-09",
      "completion_date": "2003-08",
      "has_results": false,
      "last_update_posted_date": "2015-03-25",
      "last_synced_at": "2026-07-23T18:14:41.102Z",
      "location_count": 3,
      "location_summary": "Los Angeles, California • Pasadena, California • Englewood, Colorado",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "Englewood",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00030043"
    },
    {
      "nct_id": "NCT02589912",
      "title": "Compassionate Use Arm - ABI541 ABI for 10 NF2 Patients",
      "overall_status": "NO_LONGER_AVAILABLE",
      "study_type": "EXPANDED_ACCESS",
      "phases": [],
      "conditions": [
        "Neurofibromatosis Type 2",
        "Severe Profound Sensorineural Hearing Loss"
      ],
      "interventions": [
        {
          "name": "Nucleus Profile ABI541 Auditory Brainstem Implant",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Massachusetts Eye and Ear Infirmary",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "12 Years to 80 Years"
      },
      "enrollment_count": null,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2019-12-06",
      "last_synced_at": "2026-07-23T18:14:41.102Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02589912"
    },
    {
      "nct_id": "NCT05355415",
      "title": "Adaptive Optics Imaging of Outer Retinal Diseases",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Retinal Degeneration",
        "Age-Related Macular Degeneration",
        "Retinitis Pigmentosa",
        "Hydroxychloroquine Retinopathy",
        "Usher Syndromes",
        "Late-Onset Retinal Degeneration",
        "Cone Dystrophy",
        "Cone Rod Dystrophy",
        "Rod Cone Dystrophy",
        "Rod Dystrophy"
      ],
      "interventions": [
        {
          "name": "Adaptive optics imaging",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Food and Drug Administration (FDA)",
      "sponsor_class": "FED",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2021-08-27",
      "completion_date": "2028-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-08",
      "last_synced_at": "2026-07-23T18:14:41.102Z",
      "location_count": 2,
      "location_summary": "Bethesda, Maryland • Silver Spring, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Silver Spring",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05355415"
    },
    {
      "nct_id": "NCT02102256",
      "title": "A Safety Study of the Auditory Brainstem Implant for Pediatric Profoundly Deaf Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Profound Bilateral Deafness Due to",
        "Bilateral Cochlear Aplasia",
        "Bilateral Cochlear Nerve Deficiency",
        "Bilateral Cochlear Ossification Secondary to Meningitis"
      ],
      "interventions": [
        {
          "name": "Auditory Brainstem Implant",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Laurie Eisenberg",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "6 Years",
        "sex": "ALL",
        "summary": "2 Years to 6 Years"
      },
      "enrollment_count": 10,
      "start_date": "2014-03",
      "completion_date": "2021-04-06",
      "has_results": true,
      "last_update_posted_date": "2025-09-15",
      "last_synced_at": "2026-07-23T18:14:41.102Z",
      "location_count": 2,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02102256"
    },
    {
      "nct_id": "NCT00001668",
      "title": "Endolymphatic Sac Tumors in a Population of Patients With Von Hippel-Lindau Disease:The Natural History and Pathobiology, and a Prospective Non-Randomized Clinical Trial of Hearing Preservation Surgery in Patients With Early Stage Endolymphatic Sac Tumors",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Deafness",
        "Kidney Diseases",
        "Kidney Neoplasms",
        "Neoplasms",
        "Retinal Diseases"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 75,
      "start_date": "1997-04",
      "completion_date": "2000-04",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-07-23T18:14:41.102Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001668"
    }
  ]
}