{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Smell+Loss&page=3",
    "query": {
      "condition": "Smell Loss",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 66,
    "total_pages": 7,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Smell+Loss&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Smell+Loss&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-20T23:02:36.282Z",
  "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": "NCT03990766",
      "title": "Smell Changes & Efficacy of Nasal Theophylline",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Olfactory Disorder",
        "Anosmia",
        "Viral Infection",
        "Theophylline Causing Adverse Effects in Therapeutic Use",
        "Smell Disorder"
      ],
      "interventions": [
        {
          "name": "Theophylline",
          "type": "DRUG"
        },
        {
          "name": "Saline Nasal",
          "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": 27,
      "start_date": "2019-05-15",
      "completion_date": "2021-01-15",
      "has_results": true,
      "last_update_posted_date": "2022-03-31",
      "last_synced_at": "2026-10-20T23:02:36.282Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03990766"
    },
    {
      "nct_id": "NCT05670496",
      "title": "Collection of Clinical Data and Specimens for Research in Hearing, Balance, Taste, Smell, Voice, Speech, and Language Disorders.",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hearing Loss",
        "Deafness"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute on Deafness and Other Communication Disorders (NIDCD)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "2 Years to 99 Years"
      },
      "enrollment_count": 600,
      "start_date": "2023-03-08",
      "completion_date": "2032-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-10-20T23:02:36.282Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05670496"
    },
    {
      "nct_id": "NCT04902469",
      "title": "Cognitive and Affective Mechanisms Underlying an Olfactory Approach to Modify Cigarette Craving",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Craving"
      ],
      "interventions": [
        {
          "name": "Pleasant Odor",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Odor Blank",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 232,
      "start_date": "2021-12-01",
      "completion_date": "2026-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-13",
      "last_synced_at": "2026-10-20T23:02:36.282Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04902469"
    },
    {
      "nct_id": "NCT06766279",
      "title": "Investigating the Efficacy of OMT to Recover Olfactory Perception After COVID-19",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anosmia"
      ],
      "interventions": [
        {
          "name": "Osteopathic Manipulative Treatment",
          "type": "PROCEDURE"
        },
        {
          "name": "Sham treatment",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Burrell College of Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 32,
      "start_date": "2024-08-29",
      "completion_date": "2025-08",
      "has_results": false,
      "last_update_posted_date": "2025-01-09",
      "last_synced_at": "2026-10-20T23:02:36.282Z",
      "location_count": 1,
      "location_summary": "Las Cruces, New Mexico",
      "locations": [
        {
          "city": "Las Cruces",
          "state": "New Mexico"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06766279"
    },
    {
      "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": "2026-10-20T23:02:36.282Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07021040"
    },
    {
      "nct_id": "NCT04422275",
      "title": "Coronavirus Smell Therapy for Anosmia Recovery",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anosmia"
      ],
      "interventions": [
        {
          "name": "Budesonide",
          "type": "DRUG"
        },
        {
          "name": "High-Concentration Essential Oil",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Low-Concentration Essential Oil",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 0,
      "start_date": "2021-06-01",
      "completion_date": "2023-12-31",
      "has_results": false,
      "last_update_posted_date": "2021-03-02",
      "last_synced_at": "2026-10-20T23:02:36.282Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04422275"
    },
    {
      "nct_id": "NCT05282186",
      "title": "What the Nose Knows: Hedonic Capacity, Psychosocial Interventions and Outcomes in Schizophrenia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "Cognitive Enhancement Therapy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Social Skills Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 134,
      "start_date": "2022-09-02",
      "completion_date": "2025-05-31",
      "has_results": false,
      "last_update_posted_date": "2025-07-10",
      "last_synced_at": "2026-10-20T23:02:36.282Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05282186"
    },
    {
      "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": "2026-10-20T23:02:36.282Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05040659"
    },
    {
      "nct_id": "NCT01572142",
      "title": "Decrease in Sense of Smell and Associated Cognitive Decline in Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 74,
      "start_date": "2010-08",
      "completion_date": "2016-07",
      "has_results": false,
      "last_update_posted_date": "2017-09-29",
      "last_synced_at": "2026-10-20T23:02:36.282Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01572142"
    },
    {
      "nct_id": "NCT07857083",
      "title": "SniffTrain: Effectiveness of Sniff Training in the Treatment of Post-Viral Anosmia",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post-viral Anosmia",
        "Anosmia",
        "Hyposmia"
      ],
      "interventions": [
        {
          "name": "Sniff Training Kits",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "10 Years to 60 Years"
      },
      "enrollment_count": 204,
      "start_date": "2027-01-05",
      "completion_date": "2031-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-05",
      "last_synced_at": "2026-10-20T23:02:36.282Z",
      "location_count": 3,
      "location_summary": "Baltimore, Maryland • Charleston, South Carolina • Charlottesville, Virginia",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        },
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07857083"
    }
  ]
}