{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Olfactory+Function+Testing",
    "query": {
      "intervention": "Olfactory Function Testing"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 9,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-06T11:35:10.093Z",
  "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": "NCT05040659",
      "title": "Longitudinal At Home Smell Testing to Detect Infection by SARS-CoV-2",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Anosmia",
        "Asymptomatic COVID-19",
        "COVID-19 Respiratory Infection",
        "Influenza",
        "Healthy",
        "PASC Post Acute Sequelae of COVID 19"
      ],
      "interventions": [
        {
          "name": "AROMHA Longitudinal Smell Test",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 1000,
      "start_date": "2022-11-14",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-06",
      "last_synced_at": "2026-09-06T11:35:10.093Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05040659"
    },
    {
      "nct_id": "NCT05012098",
      "title": "Phase 2 Study of Bintrafusp Alfa in Recurrent/Metastatic Olfactory Neuroblastoma (BARON).",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Olfactory Neuroblastoma",
        "Esthesioneuroblastoma",
        "Neoplasm of the Nasal Cavity"
      ],
      "interventions": [
        {
          "name": "Bintrafusp alfa/M7824",
          "type": "DRUG"
        },
        {
          "name": "Ibuprofen",
          "type": "DRUG"
        },
        {
          "name": "PET scan",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "CT scan",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Tumor tissue biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Brain MRI",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Dotate scan",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "PET FDG scan",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Nuclear bone scan",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "EKG",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIAGNOSTIC_TEST",
        "PROCEDURE"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 11,
      "start_date": "2022-06-21",
      "completion_date": "2024-07-09",
      "has_results": true,
      "last_update_posted_date": "2025-08-08",
      "last_synced_at": "2026-09-06T11:35:10.093Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05012098"
    },
    {
      "nct_id": "NCT04912531",
      "title": "Virtual Reality and Olfactory Stimuli Multimodal Intervention to Reduce Post-Operative Pain and Anxiety in Patients Undergoing Cardiothoracic Surgery",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postoperative Pain",
        "Anxiety Postoperative",
        "Opioid Use"
      ],
      "interventions": [
        {
          "name": "Virtual Realty using a Microsoft Hololens, Empatica HR wristband, and EEG",
          "type": "DEVICE"
        },
        {
          "name": "Essence Olfactory Necklace",
          "type": "DEVICE"
        },
        {
          "name": "Bedside Olfaction Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2022-10-01",
      "completion_date": "2028-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-02-20",
      "last_synced_at": "2026-09-06T11:35:10.093Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04912531"
    },
    {
      "nct_id": "NCT05982795",
      "title": "Impact of Highly Effective Modulator Therapy on the Cystic Fibrosis Microbiome",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cystic Fibrosis"
      ],
      "interventions": [
        {
          "name": "Nasal endoscopy with microbiome swab and mucus collection through filter paper and sponge",
          "type": "OTHER"
        },
        {
          "name": "Olfactory Function Testing",
          "type": "OTHER"
        },
        {
          "name": "Survey Completion",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Dartmouth-Hitchcock Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 30,
      "start_date": "2023-11-08",
      "completion_date": "2026-12-01",
      "has_results": false,
      "last_update_posted_date": "2025-12-16",
      "last_synced_at": "2026-09-06T11:35:10.093Z",
      "location_count": 1,
      "location_summary": "Lebanon, New Hampshire",
      "locations": [
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05982795"
    },
    {
      "nct_id": "NCT05852574",
      "title": "CP101 for the Treatment of Ulcerative Colitis",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Ulcerative Colitis"
      ],
      "interventions": [
        {
          "name": "CP-101",
          "type": "DRUG"
        },
        {
          "name": "CP-101 + Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2023-09-01",
      "completion_date": "2025-12-01",
      "has_results": false,
      "last_update_posted_date": "2025-09-16",
      "last_synced_at": "2026-09-06T11:35:10.093Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05852574"
    },
    {
      "nct_id": "NCT03321786",
      "title": "Legionnaires' Effect on Smell",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Legionnaires' Disease"
      ],
      "interventions": [
        {
          "name": "The University of Pennsylvania Smell Identification Test (UPSIT)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2017-09-06",
      "completion_date": "2024-06-15",
      "has_results": false,
      "last_update_posted_date": "2024-07-24",
      "last_synced_at": "2026-09-06T11:35:10.093Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03321786"
    },
    {
      "nct_id": "NCT01019343",
      "title": "Physiological Investigations of Movement Disorders",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Parkinson's Disease",
        "Tourette's Syndrome",
        "Tic Disorders",
        "Dystonia",
        "Movement Disorders"
      ],
      "interventions": [
        {
          "name": "Transcranial Direct Current Stimulation (tDCS)",
          "type": "PROCEDURE"
        },
        {
          "name": "Eye-tracking Device",
          "type": "DEVICE"
        },
        {
          "name": "Pulsed vibrator",
          "type": "DEVICE"
        },
        {
          "name": "Gait Trainer Treadmill (GTT)",
          "type": "OTHER"
        },
        {
          "name": "Standard psychiatric scales SCID-I, YBOCS and SCI-OBS-lifetime and cognitive scales MMSE and MOCA",
          "type": "OTHER"
        },
        {
          "name": "iMobility",
          "type": "DEVICE"
        },
        {
          "name": "QMAT",
          "type": "DEVICE"
        },
        {
          "name": "Treadmill Test",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Arm Intellistretch Device",
          "type": "DEVICE"
        },
        {
          "name": "Transcranial Sonography (TCS)",
          "type": "PROCEDURE"
        },
        {
          "name": "Behavioral tasks",
          "type": "OTHER"
        },
        {
          "name": "TMS single/paired pulse",
          "type": "PROCEDURE"
        },
        {
          "name": "MEG",
          "type": "PROCEDURE"
        },
        {
          "name": "EEG",
          "type": "PROCEDURE"
        },
        {
          "name": "MRI techniques",
          "type": "PROCEDURE"
        },
        {
          "name": "Peripheral Nerve Stimulation",
          "type": "PROCEDURE"
        },
        {
          "name": "EMG",
          "type": "PROCEDURE"
        },
        {
          "name": "Trancutaneous spinal direct current stimulation (tsDCS)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE",
        "OTHER",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1273,
      "start_date": "2009-12-08",
      "completion_date": "2020-10-09",
      "has_results": false,
      "last_update_posted_date": "2026-07-02",
      "last_synced_at": "2026-09-06T11:35:10.093Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01019343"
    },
    {
      "nct_id": "NCT07660887",
      "title": "Olfactory Dysfunction in Aging Adults",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Olfactory Dysfunction"
      ],
      "interventions": [
        {
          "name": "Clinical and Biomarker Assessments",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 500,
      "start_date": "2027-04-01",
      "completion_date": "2032-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-22",
      "last_synced_at": "2026-09-06T11:35:10.093Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07660887"
    },
    {
      "nct_id": "NCT07021040",
      "title": "Olfactory Biopsies",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alzheimer Disease",
        "Smell Loss",
        "Smell Dysfunction"
      ],
      "interventions": [
        {
          "name": "olfactory testing",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Odor stimulation",
          "type": "OTHER"
        },
        {
          "name": "Olfactory biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 125,
      "start_date": "2025-01-06",
      "completion_date": "2029-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-12",
      "last_synced_at": "2026-09-06T11:35:10.093Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07021040"
    }
  ]
}