{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Congenital+Hearing+Loss",
    "query": {
      "condition": "Congenital Hearing Loss"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 61,
    "total_pages": 7,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Congenital+Hearing+Loss&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-21T23:59:41.067Z",
  "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": "NCT01109576",
      "title": "Workshops for Veterans With Vision and Hearing Loss",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Deafness",
        "Blindness"
      ],
      "interventions": [
        {
          "name": "DSL Workshop",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "US Department of Veterans Affairs",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 13,
      "start_date": "2011-11",
      "completion_date": "2013-08",
      "has_results": true,
      "last_update_posted_date": "2015-09-29",
      "last_synced_at": "2026-05-21T23:59:41.067Z",
      "location_count": 2,
      "location_summary": "Decatur, Georgia • Portland, Oregon",
      "locations": [
        {
          "city": "Decatur",
          "state": "Georgia"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01109576"
    },
    {
      "nct_id": "NCT05676034",
      "title": "AMX0035 in Adult Patients With Wolfram Syndrome",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Wolfram Syndrome"
      ],
      "interventions": [
        {
          "name": "AMX0035",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Amylyx Pharmaceuticals Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "17 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "17 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2023-03-03",
      "completion_date": "2028-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-14",
      "last_synced_at": "2026-05-21T23:59:41.067Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05676034"
    },
    {
      "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": "2025-05-29",
      "last_synced_at": "2026-05-21T23:59:41.067Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05775367"
    },
    {
      "nct_id": "NCT02819856",
      "title": "SPI-1005 for Prevention and Treatment of Tobramycin Induced Ototoxicity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Ototoxicity"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "SPI-1005 Ebselen 200mg Capsule x1",
          "type": "DRUG"
        },
        {
          "name": "SPI-1005 Ebselen 200mg Capsule x2",
          "type": "DRUG"
        },
        {
          "name": "SPI-1005 Ebselen 200mg Capsule x3",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sound Pharmaceuticals, Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2017-07-21",
      "completion_date": "2023-04-07",
      "has_results": false,
      "last_update_posted_date": "2024-08-02",
      "last_synced_at": "2026-05-21T23:59:41.067Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02819856"
    },
    {
      "nct_id": "NCT01917747",
      "title": "Promoting Early Diagnosis of Congenital Hearing Loss With Patient Navigators",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Congenital Hearing Loss"
      ],
      "interventions": [
        {
          "name": "Patient Navigator",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard scheduling and follow-up",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Matthew Bush, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 106,
      "start_date": "2014-01-01",
      "completion_date": "2020-01-01",
      "has_results": true,
      "last_update_posted_date": "2020-03-31",
      "last_synced_at": "2026-05-21T23:59:41.067Z",
      "location_count": 2,
      "location_summary": "Lexington, Kentucky • Louisville, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01917747"
    },
    {
      "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": "2026-05-21T23:59:41.067Z",
      "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": "NCT05537220",
      "title": "Oral N-acetylcysteine for Retinitis Pigmentosa",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Retinitis Pigmentosa"
      ],
      "interventions": [
        {
          "name": "N-acetylcysteine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 485,
      "start_date": "2023-10-11",
      "completion_date": "2030-05",
      "has_results": false,
      "last_update_posted_date": "2026-05-04",
      "last_synced_at": "2026-05-21T23:59:41.067Z",
      "location_count": 24,
      "location_summary": "Davis, California • Los Angeles, California • San Francisco, California + 21 more",
      "locations": [
        {
          "city": "Davis",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05537220"
    },
    {
      "nct_id": "NCT05176717",
      "title": "Study to Evaluate the Efficacy Safety and Tolerability of QR-421a in Subjects With RP Due to Mutations in Exon 13 of the USH2A Gene With Early to Moderate Vision Loss (Celeste)",
      "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": "QR-421a",
          "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": 5,
      "start_date": "2021-12-15",
      "completion_date": "2022-08-02",
      "has_results": true,
      "last_update_posted_date": "2024-08-07",
      "last_synced_at": "2026-05-21T23:59:41.067Z",
      "location_count": 2,
      "location_summary": "Dallas, Texas • Madison, Wisconsin",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05176717"
    },
    {
      "nct_id": "NCT02435940",
      "title": "Inherited Retinal Degenerative Disease Registry",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Eye Diseases Hereditary",
        "Retinal Disease",
        "Achromatopsia",
        "Bardet-Biedl Syndrome",
        "Bassen-Kornzweig Syndrome",
        "Batten Disease",
        "Best Disease",
        "Choroidal Dystrophy",
        "Choroideremia",
        "Cone Dystrophy",
        "Cone-Rod Dystrophy",
        "Congenital Stationary Night Blindness",
        "Enhanced S-Cone Syndrome",
        "Fundus Albipunctatus",
        "Goldmann-Favre Syndrome",
        "Gyrate Atrophy",
        "Juvenile Macular Degeneration",
        "Kearns-Sayre Syndrome",
        "Leber Congenital Amaurosis",
        "Refsum Syndrome",
        "Retinitis Pigmentosa",
        "Retinitis Punctata Albescens",
        "Retinoschisis",
        "Rod-Cone Dystrophy",
        "Rod Dystrophy",
        "Rod Monochromacy",
        "Stargardt Disease",
        "Usher Syndrome"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Foundation Fighting Blindness",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 20000,
      "start_date": "2014-06",
      "completion_date": "2037-06",
      "has_results": false,
      "last_update_posted_date": "2026-05-19",
      "last_synced_at": "2026-05-21T23:59:41.067Z",
      "location_count": 1,
      "location_summary": "Columbia, Maryland",
      "locations": [
        {
          "city": "Columbia",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02435940"
    },
    {
      "nct_id": "NCT00004345",
      "title": "Study of Dietary N-3 Fatty Acids in Patients With Retinitis Pigmentosa and Usher Syndrome",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Usher Syndrome",
        "Retinitis Pigmentosa"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Center for Research Resources (NCRR)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "0 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "1999-10",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2005-06-24",
      "last_synced_at": "2026-05-21T23:59:41.067Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004345"
    }
  ]
}