{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hearing+Aid+Fitting",
    "query": {
      "condition": "Hearing Aid Fitting"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 14,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hearing+Aid+Fitting&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T08:11:26.771Z",
  "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": "NCT05165121",
      "title": "Comparison of Hearing Aid Fitting Outcomes Between Self-fit and Professional Fit for MDHearing Smart Hearing Aids",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing Loss"
      ],
      "interventions": [
        {
          "name": "MDHearing smart hearing aid",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "MDHearingAid",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 91,
      "start_date": "2020-09-21",
      "completion_date": "2021-09-24",
      "has_results": true,
      "last_update_posted_date": "2023-07-06",
      "last_synced_at": "2026-05-22T08:11:26.771Z",
      "location_count": 1,
      "location_summary": "Mount Pleasant, Michigan",
      "locations": [
        {
          "city": "Mount Pleasant",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05165121"
    },
    {
      "nct_id": "NCT06167161",
      "title": "Clinical Investigation and Validation of a Self-fitted Air-conduction Hearing Aid",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing Loss"
      ],
      "interventions": [
        {
          "name": "Hearing aid",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Concha Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 21,
      "start_date": "2023-01-30",
      "completion_date": "2023-05-30",
      "has_results": false,
      "last_update_posted_date": "2023-12-18",
      "last_synced_at": "2026-05-22T08:11:26.771Z",
      "location_count": 2,
      "location_summary": "San Jose, California • Minneapolis, Minnesota",
      "locations": [
        {
          "city": "San Jose",
          "state": "California"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06167161"
    },
    {
      "nct_id": "NCT06309264",
      "title": "Comparing Hearing Aid Fitting Methods in Blast-exposed Veterans",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Auditory Diseases, Central"
      ],
      "interventions": [
        {
          "name": "Phonak Lumina P90",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 80,
      "start_date": "2024-04-01",
      "completion_date": "2028-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-14",
      "last_synced_at": "2026-05-22T08:11:26.771Z",
      "location_count": 3,
      "location_summary": "Loma Linda, California • Sepulveda, California • West Los Angeles, California",
      "locations": [
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Sepulveda",
          "state": "California"
        },
        {
          "city": "West Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06309264"
    },
    {
      "nct_id": "NCT05527730",
      "title": "Clinical Trial Evaluating Outcomes of Self-Fit and Professionally Fit Hearing Aids",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing Loss"
      ],
      "interventions": [
        {
          "name": "Comparison of PRO-FIT or SELF-FIT fitting",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Whisper.ai",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 80,
      "start_date": "2022-07-07",
      "completion_date": "2022-12-20",
      "has_results": false,
      "last_update_posted_date": "2022-12-07",
      "last_synced_at": "2026-05-22T08:11:26.771Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05527730"
    },
    {
      "nct_id": "NCT05376215",
      "title": "A Comparison of Hearing Aid Fitting Methods",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing Loss"
      ],
      "interventions": [
        {
          "name": "Experimental hearing aid",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Sonova AG",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 44,
      "start_date": "2022-08-17",
      "completion_date": "2022-12-08",
      "has_results": true,
      "last_update_posted_date": "2023-09-01",
      "last_synced_at": "2026-05-22T08:11:26.771Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05376215"
    },
    {
      "nct_id": "NCT00013455",
      "title": "Quantifying Auditory Perceptual Learning Following Hearing Aid Fitting",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hearing Loss"
      ],
      "interventions": [
        {
          "name": "Hearing",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "US Department of Veterans Affairs",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 48,
      "start_date": "2000-08",
      "completion_date": "2003-08",
      "has_results": false,
      "last_update_posted_date": "2009-01-21",
      "last_synced_at": "2026-05-22T08:11:26.771Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00013455"
    },
    {
      "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": "2026-05-22T08:11:26.771Z",
      "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"
    },
    {
      "nct_id": "NCT02772757",
      "title": "Coupler-Based Hearing-Aid Fitting Approach for Experienced Users",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing Loss"
      ],
      "interventions": [
        {
          "name": "standard hearing aid fitting",
          "type": "BEHAVIORAL"
        },
        {
          "name": "coupler-based fitting",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 77,
      "start_date": "2016-01-04",
      "completion_date": "2017-12-29",
      "has_results": true,
      "last_update_posted_date": "2019-05-10",
      "last_synced_at": "2026-05-22T08:11:26.771Z",
      "location_count": 1,
      "location_summary": "Mountain Home, Tennessee",
      "locations": [
        {
          "city": "Mountain Home",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02772757"
    },
    {
      "nct_id": "NCT05274165",
      "title": "Evaluation of New Fitting Characteristics for Extended Wear Hearing Aid Technology",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing Loss"
      ],
      "interventions": [
        {
          "name": "Lyric Hearing Aid- Experimental Design",
          "type": "DEVICE"
        },
        {
          "name": "Lyric Hearing Aid- Commercially Available",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Sonova AG",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 25,
      "start_date": "2022-03-29",
      "completion_date": "2022-09-30",
      "has_results": true,
      "last_update_posted_date": "2023-06-28",
      "last_synced_at": "2026-05-22T08:11:26.771Z",
      "location_count": 1,
      "location_summary": "Highlands Ranch, Colorado",
      "locations": [
        {
          "city": "Highlands Ranch",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05274165"
    },
    {
      "nct_id": "NCT05246904",
      "title": "Validating a Self-fitting Hearing Aid",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing and Vision Loss"
      ],
      "interventions": [
        {
          "name": "Fitting algorithm",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 41,
      "start_date": "2022-03-17",
      "completion_date": "2023-02-28",
      "has_results": false,
      "last_update_posted_date": "2023-04-25",
      "last_synced_at": "2026-05-22T08:11:26.771Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05246904"
    }
  ]
}