{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Non-allergic+Rhinitis&page=2",
    "query": {
      "condition": "Non-allergic Rhinitis",
      "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=Non-allergic+Rhinitis&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T08:29:40.769Z",
  "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": "NCT00406094",
      "title": "Singulair Use in Non-Allergic Rhinitis Eosinophil Syndrome (NARES)",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Rhinitis"
      ],
      "interventions": [
        {
          "name": "montelukast",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bernstein, Jonathan A., M.D.",
      "sponsor_class": "INDIV",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 6,
      "start_date": "2006-11",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2009-01-16",
      "last_synced_at": "2026-07-24T08:29:40.769Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00406094"
    },
    {
      "nct_id": "NCT00762476",
      "title": "Efficacy Trial of 3804-250A in the Prevention of Cold Illnesses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Common Cold"
      ],
      "interventions": [
        {
          "name": "3804-250A",
          "type": "DRUG"
        },
        {
          "name": "3804-291",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The Dial Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 411,
      "start_date": "2008-08",
      "completion_date": "2008-11",
      "has_results": true,
      "last_update_posted_date": "2012-04-16",
      "last_synced_at": "2026-07-24T08:29:40.769Z",
      "location_count": 2,
      "location_summary": "Paramus, New Jersey • Charlottesville, Virginia",
      "locations": [
        {
          "city": "Paramus",
          "state": "New Jersey"
        },
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00762476"
    },
    {
      "nct_id": "NCT01553110",
      "title": "An Observational Study to Evaluate The Relationship of Nasal Mucus Properties and Symptoms",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acute Rhinosinusitis",
        "Allergic Rhinitis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "12 Years to 100 Years"
      },
      "enrollment_count": 41,
      "start_date": "2012-03",
      "completion_date": "2019-04",
      "has_results": false,
      "last_update_posted_date": "2019-04-25",
      "last_synced_at": "2026-07-24T08:29:40.769Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01553110"
    },
    {
      "nct_id": "NCT05093478",
      "title": "The Prevalence of Local Immunoglobulin E (IgE) Elevation and Its Effect on Intranasal Capsaicin Therapy in the Non-allergic Rhinitis Population",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Non-allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Intranasal capsaicin",
          "type": "DRUG"
        },
        {
          "name": "topical lidocaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 28,
      "start_date": "2019-09-10",
      "completion_date": "2023-11-30",
      "has_results": true,
      "last_update_posted_date": "2024-12-20",
      "last_synced_at": "2026-07-24T08:29:40.769Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05093478"
    },
    {
      "nct_id": "NCT02493257",
      "title": "Intranasal Capsaicin Treatment for Non-Allergic Irritant Rhinitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Nonallergic Irritant Rhinitis"
      ],
      "interventions": [
        {
          "name": "Capsaicin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 22,
      "start_date": "2014-10",
      "completion_date": "2019-08-02",
      "has_results": true,
      "last_update_posted_date": "2020-08-17",
      "last_synced_at": "2026-07-24T08:29:40.769Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02493257"
    },
    {
      "nct_id": "NCT05944705",
      "title": "Commercially Available Cannabis Products for Immune Support",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Influenza",
        "COVID-19",
        "Common Cold"
      ],
      "interventions": [
        {
          "name": "Immune Support Supplement",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Center For Interventional Pain and Spine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2023-11-01",
      "completion_date": "2024-12-01",
      "has_results": false,
      "last_update_posted_date": "2024-02-29",
      "last_synced_at": "2026-07-24T08:29:40.769Z",
      "location_count": 1,
      "location_summary": "Bryn Mawr, Pennsylvania",
      "locations": [
        {
          "city": "Bryn Mawr",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05944705"
    },
    {
      "nct_id": "NCT00032500",
      "title": "Evaluation of Echinacea for the Common Cold",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Common Cold"
      ],
      "interventions": [
        {
          "name": "Echinacea",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Center for Complementary and Integrative Health (NCCIH)",
      "sponsor_class": "NIH",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": null,
        "summary": "Not listed"
      },
      "enrollment_count": null,
      "start_date": "2001-09",
      "completion_date": "2004-05",
      "has_results": false,
      "last_update_posted_date": "2006-08-18",
      "last_synced_at": "2026-07-24T08:29:40.769Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00032500"
    },
    {
      "nct_id": "NCT00231218",
      "title": "Echinacea, Propolis and Vitamin C for URI Prevention in Preschoolers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Common Cold",
        "Gastroenteritis"
      ],
      "interventions": [
        {
          "name": "dietary supplement--echinacea, propolis, and vitamin c",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "6 Years",
        "sex": "ALL",
        "summary": "3 Years to 6 Years"
      },
      "enrollment_count": 104,
      "start_date": "2006-01",
      "completion_date": "2006-03",
      "has_results": false,
      "last_update_posted_date": "2006-12-14",
      "last_synced_at": "2026-07-24T08:29:40.769Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00231218"
    },
    {
      "nct_id": "NCT01654289",
      "title": "University of Wisconsin Meditation & Exercise Cold Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Respiratory Infection"
      ],
      "interventions": [
        {
          "name": "Mindfulness Meditation",
          "type": "OTHER"
        },
        {
          "name": "Exercise",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "69 Years",
        "sex": "ALL",
        "summary": "30 Years to 69 Years"
      },
      "enrollment_count": 413,
      "start_date": "2012-07",
      "completion_date": "2016-06",
      "has_results": true,
      "last_update_posted_date": "2018-11-07",
      "last_synced_at": "2026-07-24T08:29:40.769Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01654289"
    },
    {
      "nct_id": "NCT00448981",
      "title": "Stopping Upper Respiratory Infections and Flu in the Family: The Stuffy Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Respiratory Tract Infections",
        "Common Cold"
      ],
      "interventions": [
        {
          "name": "Education",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Hand Sanitizer",
          "type": "DEVICE"
        },
        {
          "name": "Face Masks",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DEVICE"
      ],
      "sponsor": "Centers for Disease Control and Prevention",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 2788,
      "start_date": "2006-11",
      "completion_date": "2008-06",
      "has_results": false,
      "last_update_posted_date": "2026-05-05",
      "last_synced_at": "2026-07-24T08:29:40.769Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00448981"
    }
  ]
}