{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hearing+Handicap",
    "query": {
      "condition": "Hearing Handicap"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T01:50:41.632Z",
  "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": "NCT01177137",
      "title": "Tinnitus Retraining Therapy Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Subjective Tinnitus"
      ],
      "interventions": [
        {
          "name": "Conventional sound generator (SG)",
          "type": "DEVICE"
        },
        {
          "name": "Placebo sound generator (placebo SG)",
          "type": "DEVICE"
        },
        {
          "name": "Standard of Care (SC)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Directive Counseling (DC)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins Bloomberg School of Public Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 151,
      "start_date": "2011-07",
      "completion_date": "2017-02",
      "has_results": true,
      "last_update_posted_date": "2018-11-21",
      "last_synced_at": "2026-05-22T01:50:41.632Z",
      "location_count": 6,
      "location_summary": "Camp Pendleton, California • San Diego, California • Travis Air Force Base, California + 3 more",
      "locations": [
        {
          "city": "Camp Pendleton",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Travis Air Force Base",
          "state": "California"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Lackland Air Force Base",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01177137"
    },
    {
      "nct_id": "NCT07304024",
      "title": "A Treatment for a Form of Age-Related Central Auditory Processing Disorder Consisting of Clemastine Fumarate Plus Engineered Sound",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Central Auditory Processing Disorder",
        "Hearing Impaired (Partially)",
        "Hearing",
        "Hearing Abnormality",
        "Hearing Disability",
        "Hearing Disorder",
        "Hearing Disorders",
        "Hearing Impairment, Sensorineural",
        "Hearing Handicap",
        "Hearing Impaired",
        "Hearing Impairment",
        "Hearing Loss",
        "Central Auditory Disease",
        "Noise Exposure",
        "Noise Induced Hearing Loss",
        "Noise-Induced Hearing Loss",
        "Sound Perception",
        "Myelin Degeneration",
        "Myelinopathy",
        "Myelin Integrity",
        "Remyelination",
        "Hidden Hearing Loss",
        "Cocktail Party Skill",
        "Cocktail Party Syndrome",
        "CAPD",
        "Age Problem"
      ],
      "interventions": [
        {
          "name": "Clemastine Fumarate Combined With Engineered Sound",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Clemastine Fumarate Combined With Pink Noise",
          "type": "DRUG"
        },
        {
          "name": "Placebo Drug With Engineered Sound",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Placebo - Placebo",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT",
        "DRUG"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "45 Years to 65 Years"
      },
      "enrollment_count": 344,
      "start_date": "2025-03-31",
      "completion_date": "2028-07",
      "has_results": false,
      "last_update_posted_date": "2026-04-30",
      "last_synced_at": "2026-05-22T01:50:41.632Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07304024"
    },
    {
      "nct_id": "NCT06812273",
      "title": "Mediators and Moderators of Auditory Training",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing Handicap"
      ],
      "interventions": [
        {
          "name": "STM Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Speech Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Mixed Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Gamified Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Foraging Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Northeastern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 1260,
      "start_date": "2025-01-06",
      "completion_date": "2027-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-20",
      "last_synced_at": "2026-05-22T01:50:41.632Z",
      "location_count": 3,
      "location_summary": "Riverside, California • Boston, Massachusetts • Portland, Oregon",
      "locations": [
        {
          "city": "Riverside",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06812273"
    },
    {
      "nct_id": "NCT07567274",
      "title": "DMSO Dual-Route Therapy for Refractory Tinnitus in Long-COVID and Post-COVID-19 Vaccine Injury",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Tinnitus"
      ],
      "interventions": [
        {
          "name": "DMSO-based otic solution with betahistine, dexamethasone, and lidocaine",
          "type": "DRUG"
        },
        {
          "name": "DMSO-based transdermal cream with levocarnitine and N-acetylcysteine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Leading Edge Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 20,
      "start_date": "2026-05-15",
      "completion_date": "2027-05",
      "has_results": false,
      "last_update_posted_date": "2026-05-13",
      "last_synced_at": "2026-05-22T01:50:41.632Z",
      "location_count": 1,
      "location_summary": "Ithaca, New York",
      "locations": [
        {
          "city": "Ithaca",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07567274"
    }
  ]
}