{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hearing+Disorders+and+Deafness&page=20",
    "query": {
      "condition": "Hearing Disorders and Deafness",
      "page": 20
    },
    "page_size": 10
  },
  "pagination": {
    "page": 20,
    "page_size": 10,
    "total_count": 529,
    "total_pages": 53,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hearing+Disorders+and+Deafness&page=21&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hearing+Disorders+and+Deafness&page=19&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T21:28:11.261Z",
  "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": "NCT01505062",
      "title": "Study of SAR421869 in Participants With Retinitis Pigmentosa Associated With Usher Syndrome Type 1B",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Usher Syndrome",
        "Retinitis Pigmentosa"
      ],
      "interventions": [
        {
          "name": "SAR421869",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sanofi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "6 Years and older"
      },
      "enrollment_count": 9,
      "start_date": "2012-03-26",
      "completion_date": "2019-08-16",
      "has_results": true,
      "last_update_posted_date": "2022-04-28",
      "last_synced_at": "2026-10-23T21:28:11.261Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01505062"
    },
    {
      "nct_id": "NCT02259595",
      "title": "Study to Determine the Safety, Tolerability, and Pharmacokinetic Profile of HPN-07 and HPN-07 Plus NAC",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hearing Loss",
        "Sensorineural Hearing Loss",
        "Noise-Induced Hearing Loss"
      ],
      "interventions": [
        {
          "name": "HPN-07",
          "type": "DRUG"
        },
        {
          "name": "NAC",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Otologic Pharmaceutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 32,
      "start_date": "2014-10",
      "completion_date": "2015-02",
      "has_results": false,
      "last_update_posted_date": "2015-05-01",
      "last_synced_at": "2026-10-23T21:28:11.261Z",
      "location_count": 1,
      "location_summary": "Raleigh, North Carolina",
      "locations": [
        {
          "city": "Raleigh",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02259595"
    },
    {
      "nct_id": "NCT03345654",
      "title": "Individually-guided Hearing Aid Fitting",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hearing Loss"
      ],
      "interventions": [
        {
          "name": "Hearing Aids",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 42,
      "start_date": "2023-09-08",
      "completion_date": "2024-11-08",
      "has_results": false,
      "last_update_posted_date": "2025-05-02",
      "last_synced_at": "2026-10-23T21:28:11.261Z",
      "location_count": 1,
      "location_summary": "Evanston, Illinois",
      "locations": [
        {
          "city": "Evanston",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03345654"
    },
    {
      "nct_id": "NCT01452607",
      "title": "Study to Evaluate the Safety and Pharmacokinetics of SPI-1005",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hearing Loss",
        "Cancer"
      ],
      "interventions": [
        {
          "name": "SPI-1005",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sound Pharmaceuticals, Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "19 Years to 50 Years"
      },
      "enrollment_count": 32,
      "start_date": "2006-05",
      "completion_date": "2006-08",
      "has_results": false,
      "last_update_posted_date": "2016-06-29",
      "last_synced_at": "2026-10-23T21:28:11.261Z",
      "location_count": 1,
      "location_summary": "Lincoln, Nebraska",
      "locations": [
        {
          "city": "Lincoln",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01452607"
    },
    {
      "nct_id": "NCT05299892",
      "title": "Optimizing Soft Speech Recognition in Children With Hearing Loss",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing Loss, Sensorineural",
        "Hearing Loss, Bilateral"
      ],
      "interventions": [
        {
          "name": "Phonak Audeo P or Naida P hearing aid",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Sonova AG",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "4 Years to 12 Years"
      },
      "enrollment_count": 36,
      "start_date": "2022-03-21",
      "completion_date": "2022-10-14",
      "has_results": true,
      "last_update_posted_date": "2023-12-14",
      "last_synced_at": "2026-10-23T21:28:11.261Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05299892"
    },
    {
      "nct_id": "NCT02049073",
      "title": "Prevention of Noise-induced Hearing Loss",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Noise-induced Hearing Loss"
      ],
      "interventions": [
        {
          "name": "Zonisamide",
          "type": "DRUG"
        },
        {
          "name": "Methylprednisolone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 0,
      "start_date": "2017-10-31",
      "completion_date": "2017-11-01",
      "has_results": false,
      "last_update_posted_date": "2017-11-06",
      "last_synced_at": "2026-10-23T21:28:11.261Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02049073"
    },
    {
      "nct_id": "NCT06664697",
      "title": "Post-Market Clinical Investigation of the IotaSOFT Insertion System",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hearing Loss, Cochlear",
        "Cochlear Implantation",
        "Hearing Loss, Sensorineural"
      ],
      "interventions": [
        {
          "name": "Cochlear Implantation with Robotic-Assisted Insertion System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "iotaMotion, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2024-10-01",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-10-31",
      "last_synced_at": "2026-10-23T21:28:11.261Z",
      "location_count": 3,
      "location_summary": "Indianapolis, Indiana • Iowa City, Iowa • Portland, Oregon",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06664697"
    },
    {
      "nct_id": "NCT00695162",
      "title": "Speech Intelligibility and Cognition: Are Inpatients Impaired by Noise?",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Auditory Perception",
        "Memory",
        "Hearing Impairment"
      ],
      "interventions": [
        {
          "name": "quiet",
          "type": "OTHER"
        },
        {
          "name": "non-speech noise",
          "type": "OTHER"
        },
        {
          "name": "speech noise",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Portland VA Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "88 Years",
        "sex": "ALL",
        "summary": "18 Years to 88 Years"
      },
      "enrollment_count": 84,
      "start_date": "2010-01",
      "completion_date": "2010-12",
      "has_results": false,
      "last_update_posted_date": "2011-02-16",
      "last_synced_at": "2026-10-23T21:28:11.261Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00695162"
    },
    {
      "nct_id": "NCT06008782",
      "title": "HEARS-SLP: Providing SLP-Delivered Hearing Health Care to Individuals With Cognitive Impairment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing Loss",
        "Dementia",
        "Cognitive Impairment"
      ],
      "interventions": [
        {
          "name": "HEARS-SLP device",
          "type": "DEVICE"
        },
        {
          "name": "HEARS-SLP program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "60 Years to 100 Years"
      },
      "enrollment_count": 77,
      "start_date": "2023-12-15",
      "completion_date": "2026-02-24",
      "has_results": false,
      "last_update_posted_date": "2026-02-27",
      "last_synced_at": "2026-10-23T21:28:11.261Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06008782"
    },
    {
      "nct_id": "NCT04041440",
      "title": "Speech Recognition Training in Children With Hearing Loss",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hearing Loss"
      ],
      "interventions": [
        {
          "name": "clEAR auditory training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "8 Years to 12 Years"
      },
      "enrollment_count": 34,
      "start_date": "2019-09-01",
      "completion_date": "2020-09-16",
      "has_results": true,
      "last_update_posted_date": "2021-11-10",
      "last_synced_at": "2026-10-23T21:28:11.261Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04041440"
    }
  ]
}