{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Olfactory+Dysfunction",
    "query": {
      "condition": "Olfactory Dysfunction"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 33,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Olfactory+Dysfunction&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-10T10:07:22.702Z",
  "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": "NCT05912881",
      "title": "Chemosensory Dysfunction and Recovery in Endoscopic Endonasal Skull Base Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anosmia",
        "Skull Base Neoplasms"
      ],
      "interventions": [
        {
          "name": "Olfactory training",
          "type": "OTHER"
        },
        {
          "name": "Placebo training",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 41,
      "start_date": "2023-02-01",
      "completion_date": "2026-01-01",
      "has_results": false,
      "last_update_posted_date": "2026-02-18",
      "last_synced_at": "2026-06-10T10:07:22.702Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05912881"
    },
    {
      "nct_id": "NCT00970190",
      "title": "Olfactory Dysfunction of Rhinosinusitis - Cyclic Adenosine Monophosphate (cAMP)/Calcium Signaling Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sinusitis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Greg Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 99,
      "start_date": "2009-08",
      "completion_date": "2014-04",
      "has_results": false,
      "last_update_posted_date": "2014-12-11",
      "last_synced_at": "2026-06-10T10:07:22.702Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00970190"
    },
    {
      "nct_id": "NCT01845636",
      "title": "Olfactory Deficits in MCI as Predictor of Improved Cognition on Donepezil",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Mild Cognitive Impairment"
      ],
      "interventions": [
        {
          "name": "Donepezil",
          "type": "DRUG"
        },
        {
          "name": "Atropine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York State Psychiatric Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "55 Years to 95 Years"
      },
      "enrollment_count": 41,
      "start_date": "2012-08",
      "completion_date": "2016-03",
      "has_results": true,
      "last_update_posted_date": "2018-07-09",
      "last_synced_at": "2026-06-10T10:07:22.702Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01845636"
    },
    {
      "nct_id": "NCT05445921",
      "title": "Stellate Ganglion Block for COVID-19-Induced Olfactory Dysfunction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Anosmia",
        "Hyposmia",
        "Parosmia",
        "Olfactory Disorder"
      ],
      "interventions": [
        {
          "name": "Stellate Ganglion Block",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "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": "2022-09-01",
      "completion_date": "2022-12-12",
      "has_results": true,
      "last_update_posted_date": "2026-02-12",
      "last_synced_at": "2026-06-10T10:07:22.702Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05445921"
    },
    {
      "nct_id": "NCT04789499",
      "title": "Smell in Covid-19 and Efficacy of Nasal Theophylline",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Covid19",
        "Anosmia",
        "Olfactory Disorder",
        "Covid-19 Pandemic",
        "SARS-CoV-2 Infection",
        "Hyposmia",
        "Ageusia",
        "Hypogeusia"
      ],
      "interventions": [
        {
          "name": "Theophylline Powder",
          "type": "DRUG"
        },
        {
          "name": "Placebo Comparator",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "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": 51,
      "start_date": "2021-03-15",
      "completion_date": "2021-12-30",
      "has_results": true,
      "last_update_posted_date": "2023-05-24",
      "last_synced_at": "2026-06-10T10:07:22.702Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04789499"
    },
    {
      "nct_id": "NCT05122598",
      "title": "Development and Evaluation of Computerized Olfactory Training Program for Cognitive Decline in Early Alzheimer's Disease",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Mild Cognitive Impairment",
        "Early Alzheimer's Disease",
        "Memory Impairment"
      ],
      "interventions": [
        {
          "name": "COT",
          "type": "DRUG"
        },
        {
          "name": "Sham",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Evon Medics LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "55 Years to 95 Years"
      },
      "enrollment_count": 200,
      "start_date": "2021-11-15",
      "completion_date": "2023-04-30",
      "has_results": false,
      "last_update_posted_date": "2022-05-17",
      "last_synced_at": "2026-06-10T10:07:22.702Z",
      "location_count": 3,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05122598"
    },
    {
      "nct_id": "NCT00361439",
      "title": "Treatment of Olfactory Dysfunction in Seasonal Allergic Rhinitis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Seasonal Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Mometasone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "18 Years to 59 Years"
      },
      "enrollment_count": 17,
      "start_date": "2006-08",
      "completion_date": "2008-09",
      "has_results": true,
      "last_update_posted_date": "2014-02-28",
      "last_synced_at": "2026-06-10T10:07:22.702Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00361439"
    },
    {
      "nct_id": "NCT06191640",
      "title": "Sinus Disease in Young Children With Cystic Fibrosis",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cystic Fibrosis in Children",
        "Cystic Fibrosis",
        "Chronic Rhinosinusitis (Diagnosis)",
        "Olfactory Disorder",
        "Olfactory Impairment"
      ],
      "interventions": [
        {
          "name": "Ivacaftor or elexacaftor/tezacaftor/ivacaftor",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "8 Years",
        "sex": "ALL",
        "summary": "2 Years to 8 Years"
      },
      "enrollment_count": 80,
      "start_date": "2023-04-12",
      "completion_date": "2029-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-11",
      "last_synced_at": "2026-06-10T10:07:22.702Z",
      "location_count": 6,
      "location_summary": "Aurora, Colorado • Iowa City, Iowa • Kansas City, Kansas + 3 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Colchester",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06191640"
    },
    {
      "nct_id": "NCT00002901",
      "title": "Docetaxel in Treating Patients With Solid Tumors and Abnormal Liver Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Breast Cancer",
        "Head and Neck Cancer",
        "Lung Cancer",
        "Ovarian Cancer",
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "docetaxel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "1996-12",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2010-01-13",
      "last_synced_at": "2026-06-10T10:07:22.702Z",
      "location_count": 3,
      "location_summary": "Duarte, California • Los Angeles, California • Sacramento, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00002901"
    },
    {
      "nct_id": "NCT05019014",
      "title": "Olfactory Deficits in Neurologic Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Alzheimer Disease",
        "Traumatic Brain Injury",
        "Amyotrophic Lateral Sclerosis",
        "Frontotemporal Dementia",
        "Lewy Body Disease",
        "Mild Cognitive Impairment"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 201,
      "start_date": "2011-08-10",
      "completion_date": "2020-07-03",
      "has_results": false,
      "last_update_posted_date": "2021-08-24",
      "last_synced_at": "2026-06-10T10:07:22.702Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05019014"
    }
  ]
}