{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Normal+Hearing&page=2",
    "query": {
      "condition": "Normal Hearing",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Normal+Hearing&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T01:02:10.562Z",
  "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": "NCT00716976",
      "title": "Sodium Thiosulfate in Preventing Hearing Loss in Young Patients Receiving Cisplatin for Newly Diagnosed Germ Cell Tumor, Hepatoblastoma, Medulloblastoma, Neuroblastoma, Osteosarcoma, or Other Malignancy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Brain Tumor",
        "Central Nervous System Tumor",
        "Childhood Germ Cell Tumor",
        "Extragonadal Germ Cell Tumor",
        "Liver Cancer",
        "Neuroblastoma",
        "Ototoxicity",
        "Ovarian Cancer",
        "Sarcoma"
      ],
      "interventions": [
        {
          "name": "sodium thiosulfate",
          "type": "DRUG"
        },
        {
          "name": "examination",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "1 Year to 18 Years"
      },
      "enrollment_count": 131,
      "start_date": "2008-06-23",
      "completion_date": "2021-06-30",
      "has_results": true,
      "last_update_posted_date": "2023-11-09",
      "last_synced_at": "2026-07-23T01:02:10.562Z",
      "location_count": 68,
      "location_summary": "Birmingham, Alabama • Little Rock, Arkansas • Los Angeles, California + 61 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Madera",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00716976"
    },
    {
      "nct_id": "NCT00977418",
      "title": "Brain and Cognitive Changes After Reasoning or Physical Training in Cognitively Normal Seniors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing Impaired"
      ],
      "interventions": [
        {
          "name": "SMART- Strategic Memory and Reasoning Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Physical Exercise",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "The University of Texas at Dallas",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "60 Years to 75 Years"
      },
      "enrollment_count": 60,
      "start_date": "2012-06",
      "completion_date": "2013-09",
      "has_results": false,
      "last_update_posted_date": "2016-07-11",
      "last_synced_at": "2026-07-23T01:02:10.562Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00977418"
    },
    {
      "nct_id": "NCT05382338",
      "title": "A Study of Treatment for Medulloblastoma Using Sodium Thiosulfate to Reduce Hearing Loss",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Childhood Medulloblastoma"
      ],
      "interventions": [
        {
          "name": "Audiometric Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Auditory Brainstem Response",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Lomustine",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Sodium Thiosulfate",
          "type": "DRUG"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        },
        {
          "name": "Vincristine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "4 Years to 21 Years"
      },
      "enrollment_count": 225,
      "start_date": "2023-02-20",
      "completion_date": "2029-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-16",
      "last_synced_at": "2026-07-23T01:02:10.562Z",
      "location_count": 104,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 90 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05382338"
    },
    {
      "nct_id": "NCT01345136",
      "title": "Study of RAD001 for Treatment of NF2-related Vestibular Schwannoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Neurofibromatosis Type 2",
        "Neuroma, Acoustic"
      ],
      "interventions": [
        {
          "name": "RAD001, everolimus",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Jonsson Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "16 Years to 65 Years"
      },
      "enrollment_count": 4,
      "start_date": "2015-07-01",
      "completion_date": "2024-02-06",
      "has_results": false,
      "last_update_posted_date": "2024-02-13",
      "last_synced_at": "2026-07-23T01:02:10.562Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01345136"
    },
    {
      "nct_id": "NCT05540535",
      "title": "Dual-Task Cost in Bilateral Hearing Loss",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bilateral Hearing Loss",
        "Healthy Aging"
      ],
      "interventions": [
        {
          "name": "Gait assessment",
          "type": "OTHER"
        },
        {
          "name": "Cognitive assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "New York University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 67,
      "start_date": "2022-02-01",
      "completion_date": "2024-11-22",
      "has_results": true,
      "last_update_posted_date": "2025-01-13",
      "last_synced_at": "2026-07-23T01:02:10.562Z",
      "location_count": 2,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05540535"
    },
    {
      "nct_id": "NCT02589912",
      "title": "Compassionate Use Arm - ABI541 ABI for 10 NF2 Patients",
      "overall_status": "NO_LONGER_AVAILABLE",
      "study_type": "EXPANDED_ACCESS",
      "phases": [],
      "conditions": [
        "Neurofibromatosis Type 2",
        "Severe Profound Sensorineural Hearing Loss"
      ],
      "interventions": [
        {
          "name": "Nucleus Profile ABI541 Auditory Brainstem Implant",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Massachusetts Eye and Ear Infirmary",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "12 Years to 80 Years"
      },
      "enrollment_count": null,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2019-12-06",
      "last_synced_at": "2026-07-23T01:02:10.562Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02589912"
    },
    {
      "nct_id": "NCT06583395",
      "title": "Quest to Analyze One Thousand Humans Meditating",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Amyotrophic Lateral Sclerosis (ALS)",
        "Angina, Stable",
        "Anxiety",
        "Asthma",
        "Atrial Fibrillation",
        "Cancer Brain",
        "Cancer, Breast",
        "Cancer Colon",
        "Cancer, Lung",
        "Cancer, Ovarian",
        "Cancer Prostate",
        "Cancer Skin",
        "Throat Cancer",
        "Lymphoma",
        "Cancer, Thyroid",
        "Cancer, Other",
        "Cerebral Palsy",
        "Chronic Fatigue Syndrome",
        "Cluster Headache",
        "Chronic Obstructive Pulmonary Disease (COPD)",
        "Chronic Kidney Diseases",
        "Crohn Disease",
        "Deafness",
        "Depression",
        "Diabetes",
        "Eczema",
        "Epilepsy",
        "Fibroids",
        "Fibromyalgia",
        "Heart Failure",
        "Hypertension",
        "Hyperthyroidism",
        "Hypothyroidism",
        "Irritable Bowel Syndrome (IBS)",
        "Infertility",
        "Lyme Disease",
        "Macular Degeneration",
        "Migraine",
        "Multiple Allergies",
        "Multiple Sclerosis",
        "Osteoarthritis",
        "Osteoporosis",
        "Ovarian Cysts",
        "Parkinson Disease",
        "Phantom Limb Pain",
        "Psoriasis",
        "Post Traumatic Stress Disorder (PTSD)",
        "Rheumatoid Arthritis",
        "Sjogrens Disease",
        "Spinal Cord Injury",
        "Spinal Stenosis",
        "Stroke",
        "Tension Headache",
        "Tinnitus",
        "Ulcerative Colitis"
      ],
      "interventions": [
        {
          "name": "Advanced multi-component meditation practice",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Tobias Moeller-Bertram",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 3000,
      "start_date": "2021-12-05",
      "completion_date": "2025-03-25",
      "has_results": false,
      "last_update_posted_date": "2024-11-01",
      "last_synced_at": "2026-07-23T01:02:10.562Z",
      "location_count": 1,
      "location_summary": "Palm Desert, California",
      "locations": [
        {
          "city": "Palm Desert",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06583395"
    },
    {
      "nct_id": "NCT06303180",
      "title": "NIDCD Otolaryngology Clinical Protocol Biospecimen Bank",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hearing Loss",
        "Head and Neck Neoplasms",
        "Hearing Disorders",
        "Laryngeal Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute on Deafness and Other Communication Disorders (NIDCD)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "3 Years to 99 Years"
      },
      "enrollment_count": 1000,
      "start_date": "2024-03-04",
      "completion_date": "2033-12-30",
      "has_results": false,
      "last_update_posted_date": "2025-11-14",
      "last_synced_at": "2026-07-23T01:02:10.562Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06303180"
    },
    {
      "nct_id": "NCT01855425",
      "title": "Cone Beam CT for Diagnosis of Select Otorhinolaryngology (ENT) Indications at Lower Dose",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "CerebroSpinal Fluid (CSF) Leak",
        "Chronic Otitis Media",
        "Otospongiosis",
        "Otosclerosis",
        "Pulsatile Tinnitus",
        "Cholesteatoma"
      ],
      "interventions": [
        {
          "name": "Radiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Carestream Health, Inc.",
      "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": 96,
      "start_date": "2012-09-21",
      "completion_date": "2013-08-09",
      "has_results": true,
      "last_update_posted_date": "2018-08-28",
      "last_synced_at": "2026-07-23T01:02:10.562Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01855425"
    },
    {
      "nct_id": "NCT04241679",
      "title": "Auditory Nerve Test System During Vestibular Schwannoma Resection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vestibular Schwannoma",
        "Acoustic Neuroma",
        "Sensorineural Hearing Loss",
        "Asymmetric Sensorineural Hearing Loss",
        "Cochlear Nerve Damage",
        "Cochlear Nerve Deafness",
        "Skull Base Neoplasms",
        "Auditory; Nerve"
      ],
      "interventions": [
        {
          "name": "Auditory Nerve Test System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2020-01-20",
      "completion_date": "2023-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-04-25",
      "last_synced_at": "2026-07-23T01:02:10.562Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04241679"
    }
  ]
}