{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?nctId=NCT03049358",
    "query": {
      "nctId": "NCT03049358"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 1,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-09T23:13:40.417Z",
  "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": "NCT03049358",
      "title": "Olfactory Training in Improving Sense of Smell After Radiation Therapy in Patients With Paranasal Sinus or Nasopharyngeal Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stage 0 Nasopharyngeal Carcinoma",
        "Stage 0 Paranasal Sinus Cancer",
        "Stage I Nasopharyngeal Carcinoma",
        "Stage I Paranasal Sinus Cancer",
        "Stage II Nasopharyngeal Carcinoma",
        "Stage II Paranasal Sinus Cancer",
        "Stage IIA Nasopharyngeal Carcinoma",
        "Stage IIB Nasopharyngeal Carcinoma",
        "Stage III Nasopharyngeal Carcinoma",
        "Stage III Paranasal Sinus Cancer",
        "Stage IV Nasopharyngeal Carcinoma",
        "Stage IV Paranasal Sinus Cancer",
        "Stage IVA Nasopharyngeal Carcinoma",
        "Stage IVA Paranasal Sinus Cancer",
        "Stage IVB Nasopharyngeal Carcinoma",
        "Stage IVB Paranasal Sinus Cancer",
        "Stage IVC Nasopharyngeal Carcinoma",
        "Stage IVC Paranasal Sinus Cancer"
      ],
      "interventions": [
        {
          "name": "Physiologic Testing",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Sham Intervention",
          "type": "PROCEDURE"
        },
        {
          "name": "Therapeutic Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "rose essential oil",
          "type": "OTHER"
        },
        {
          "name": "lemon essential oil",
          "type": "OTHER"
        },
        {
          "name": "clove essential oil",
          "type": "OTHER"
        },
        {
          "name": "eucalyptus essential oil",
          "type": "OTHER"
        },
        {
          "name": "canola oil placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2016-12",
      "completion_date": "2018-10",
      "has_results": false,
      "last_update_posted_date": "2019-02-05",
      "last_synced_at": "2026-09-09T23:13:40.417Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03049358"
    }
  ]
}