{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=hearing+aid+condition",
    "query": {
      "intervention": "hearing aid condition"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 44,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=hearing+aid+condition&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-07T12:38:46.747Z",
  "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": "NCT00235807",
      "title": "Multi-Site Randomized Clinical Study of Tinnitus Treatment Methods",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tinnitus"
      ],
      "interventions": [
        {
          "name": "Tinnitus Masking",
          "type": "PROCEDURE"
        },
        {
          "name": "Tinnitus Retraining Therapy (TRT)",
          "type": "PROCEDURE"
        },
        {
          "name": "Tinnitus Education (TED)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "US Department of Veterans Affairs",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "21 Years to 80 Years"
      },
      "enrollment_count": 144,
      "start_date": "2004-06",
      "completion_date": "2006-11",
      "has_results": false,
      "last_update_posted_date": "2011-03-24",
      "last_synced_at": "2026-09-07T12:38:46.747Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00235807"
    },
    {
      "nct_id": "NCT05107466",
      "title": "Quantification of Visually Evoked Cortical Potentials in Individuals With Hearing Loss",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sensorineural Hearing Loss",
        "Hearing Loss"
      ],
      "interventions": [
        {
          "name": "P300 Visually evoked potential",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Dartmouth-Hitchcock Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2023-07-28",
      "completion_date": "2026-10-01",
      "has_results": false,
      "last_update_posted_date": "2025-10-29",
      "last_synced_at": "2026-09-07T12:38:46.747Z",
      "location_count": 1,
      "location_summary": "Lebanon, New Hampshire",
      "locations": [
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05107466"
    },
    {
      "nct_id": "NCT03686046",
      "title": "Evaluation of an Open-source Speech-processing Platform",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hearing Loss, Sensorineural"
      ],
      "interventions": [
        {
          "name": "Exploratory use",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "San Diego State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "30 Years to 90 Years"
      },
      "enrollment_count": 22,
      "start_date": "2019-05-10",
      "completion_date": "2020-05-15",
      "has_results": true,
      "last_update_posted_date": "2026-07-02",
      "last_synced_at": "2026-09-07T12:38:46.747Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03686046"
    },
    {
      "nct_id": "NCT03850197",
      "title": "Tubomanometry and EarPopper Devices for Eustachian Tube Function Testing",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Eustachian Tube Dysfunction"
      ],
      "interventions": [
        {
          "name": "EarPopper",
          "type": "DEVICE"
        },
        {
          "name": "Tympanometry",
          "type": "DEVICE"
        },
        {
          "name": "Tubomanometry",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Cuneyt M. Alper",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "5 Years to 60 Years"
      },
      "enrollment_count": 30,
      "start_date": "2019-02-27",
      "completion_date": "2019-11-18",
      "has_results": false,
      "last_update_posted_date": "2020-11-13",
      "last_synced_at": "2026-09-07T12:38:46.747Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03850197"
    },
    {
      "nct_id": "NCT06864273",
      "title": "Assessing Pharmacy Technician Educational Training for the Provision of Over-the-Counter Hearing Aids in Rural Alabama and Mississippi Pharmacies",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bilateral Hearing Loss",
        "Health Services Research"
      ],
      "interventions": [
        {
          "name": "Pharmacy Technician Educational Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Alabama, Tuscaloosa",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 144,
      "start_date": "2025-07-25",
      "completion_date": "2027-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-07",
      "last_synced_at": "2026-09-07T12:38:46.747Z",
      "location_count": 2,
      "location_summary": "Tuscaloosa, Alabama",
      "locations": [
        {
          "city": "Tuscaloosa",
          "state": "Alabama"
        },
        {
          "city": "Tuscaloosa",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06864273"
    },
    {
      "nct_id": "NCT04521166",
      "title": "Hearing Aid Processing and Working Memory in Realistic Spatial Conditions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing Loss, Sensorineural"
      ],
      "interventions": [
        {
          "name": "Hearing aid",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 42,
      "start_date": "2021-05-06",
      "completion_date": "2023-06-29",
      "has_results": true,
      "last_update_posted_date": "2025-09-15",
      "last_synced_at": "2026-09-07T12:38:46.747Z",
      "location_count": 1,
      "location_summary": "Evanston, Illinois",
      "locations": [
        {
          "city": "Evanston",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04521166"
    },
    {
      "nct_id": "NCT04121741",
      "title": "Singing and Cardiovascular Health in Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Diseases",
        "Cardiovascular Risk Factor",
        "Cardiovascular Health"
      ],
      "interventions": [
        {
          "name": "Singing with Music Therapist",
          "type": "OTHER"
        },
        {
          "name": "Singing with Guided Video",
          "type": "OTHER"
        },
        {
          "name": "Control Arm",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "55 Years to 79 Years"
      },
      "enrollment_count": 65,
      "start_date": "2020-01-17",
      "completion_date": "2023-08-18",
      "has_results": true,
      "last_update_posted_date": "2025-02-05",
      "last_synced_at": "2026-09-07T12:38:46.747Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04121741"
    },
    {
      "nct_id": "NCT07798297",
      "title": "Transitional Intervention for Hyperacusis in Autism",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Loudness Hyperacusis",
        "Autism Spectrum Disorder (ASD)",
        "Hyperacusis"
      ],
      "interventions": [
        {
          "name": "Transitional Intervention for Hyperacusis in Autism",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Central Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "18 Years to 39 Years"
      },
      "enrollment_count": 40,
      "start_date": "2026-08",
      "completion_date": "2028-06",
      "has_results": false,
      "last_update_posted_date": "2026-09-01",
      "last_synced_at": "2026-09-07T12:38:46.747Z",
      "location_count": 2,
      "location_summary": "Orlando, Florida • Dallas, Texas",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07798297"
    },
    {
      "nct_id": "NCT05198713",
      "title": "Evaluation of Hearing Aid Benefit",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing Loss, Sensorineural"
      ],
      "interventions": [
        {
          "name": "New hearing aid",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Sonova AG",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 15,
      "start_date": "2022-01-18",
      "completion_date": "2022-03-04",
      "has_results": true,
      "last_update_posted_date": "2023-06-06",
      "last_synced_at": "2026-09-07T12:38:46.747Z",
      "location_count": 1,
      "location_summary": "Aurora, Illinois",
      "locations": [
        {
          "city": "Aurora",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05198713"
    },
    {
      "nct_id": "NCT02122458",
      "title": "Blast Exposed Veterans With Auditory Complaints",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing Impairment",
        "Hearing Aid Fitting"
      ],
      "interventions": [
        {
          "name": "mild-gain hearing aids with high-frequency emphasis over 6-months",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "20 Years to 50 Years"
      },
      "enrollment_count": 363,
      "start_date": "2015-08-01",
      "completion_date": "2020-12-31",
      "has_results": true,
      "last_update_posted_date": "2023-06-22",
      "last_synced_at": "2026-09-07T12:38:46.747Z",
      "location_count": 3,
      "location_summary": "Portland, Oregon • Pittsburgh, Pennsylvania • Sioux Falls, South Dakota",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        },
        {
          "city": "Sioux Falls",
          "state": "South Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02122458"
    }
  ]
}