{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Allergic+Rhinosinusitis&page=12",
    "query": {
      "condition": "Allergic Rhinosinusitis",
      "page": 12
    },
    "page_size": 10
  },
  "pagination": {
    "page": 12,
    "page_size": 10,
    "total_count": 276,
    "total_pages": 28,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Allergic+Rhinosinusitis&page=13&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Allergic+Rhinosinusitis&page=11&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-22T14:02:46.334Z",
  "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": "NCT01529437",
      "title": "Sublingual Immunotherapy Studies for Grass and Dust Mite Allergies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Allergies",
        "Allergic Rhinitis",
        "Asthma"
      ],
      "interventions": [
        {
          "name": "sublingual immunotherapy",
          "type": "DRUG"
        },
        {
          "name": "placebo sublingual immunotherapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "5 Years and older"
      },
      "enrollment_count": 31,
      "start_date": "2005-01",
      "completion_date": "2014-01",
      "has_results": false,
      "last_update_posted_date": "2015-11-26",
      "last_synced_at": "2026-10-22T14:02:46.334Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01529437"
    },
    {
      "nct_id": "NCT03514303",
      "title": "Microassay and Allergy Skin Prick Test Correlation Study",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Allergy Pollen"
      ],
      "interventions": [
        {
          "name": "Spiriplex Allergenex Microassay",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "United Allergy Services",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2018-04-01",
      "completion_date": "2019-06",
      "has_results": false,
      "last_update_posted_date": "2018-10-17",
      "last_synced_at": "2026-10-22T14:02:46.334Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03514303"
    },
    {
      "nct_id": "NCT01038427",
      "title": "A Study Comparing the Clinical Equivalence of Two Mometasone Nasal Sprays in the Relief of the Signs and Symptoms of Seasonal Allergic Rhinitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Rhinitis, Allergic, Seasonal"
      ],
      "interventions": [
        {
          "name": "Mometasone furoate 50 mcg/actuation nasal spray (Lek Pharmaceuticals)",
          "type": "DRUG"
        },
        {
          "name": "Mometasone furoate (Nasonex®) 50 mcg/actuation nasal spray",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sandoz",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 795,
      "start_date": "2009-12-02",
      "completion_date": "2010-02-16",
      "has_results": true,
      "last_update_posted_date": "2021-02-03",
      "last_synced_at": "2026-10-22T14:02:46.334Z",
      "location_count": 8,
      "location_summary": "Austin, Texas • Kerrville, Texas • Live Oak, Texas + 3 more",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Kerrville",
          "state": "Texas"
        },
        {
          "city": "Live Oak",
          "state": "Texas"
        },
        {
          "city": "New Braunfels",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01038427"
    },
    {
      "nct_id": "NCT06623799",
      "title": "Impact of Help-Seeking Behaviors on Allergic Rhinitis and Mental Health: A Longitudinal Study",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Mental Health Conditions",
        "Allergic"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "QHSLab, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "4 Years to 100 Years"
      },
      "enrollment_count": 200000,
      "start_date": "2020-01-01",
      "completion_date": "2027-01-25",
      "has_results": false,
      "last_update_posted_date": "2026-02-11",
      "last_synced_at": "2026-10-22T14:02:46.334Z",
      "location_count": 1,
      "location_summary": "West Palm Beach, Florida",
      "locations": [
        {
          "city": "West Palm Beach",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06623799"
    },
    {
      "nct_id": "NCT00953147",
      "title": "A 6 Month Safety and Efficacy Study of Once Daily Ciclesonide Hydrofluoroalkane (HFA) in the Treatment of Perennial Allergic Rhinitis (PAR) in Subjects 12 Years and Older",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Allergic Rhinitis",
        "Perennial Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Ciclesonide HFA 80 mcg",
          "type": "DRUG"
        },
        {
          "name": "Ciclesonide HFA 160 mcg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sumitomo Pharma America, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 1110,
      "start_date": "2009-08",
      "completion_date": "2010-05",
      "has_results": true,
      "last_update_posted_date": "2012-06-13",
      "last_synced_at": "2026-10-22T14:02:46.334Z",
      "location_count": 45,
      "location_summary": "Huntington Beach, California • Los Angeles, California • Mission Viejo, California + 36 more",
      "locations": [
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Mission Viejo",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Palmdale",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00953147"
    },
    {
      "nct_id": "NCT00638755",
      "title": "The Effect of Nasal Carbon Dioxide (CO2) on Nasal Congestion in Subjects With Perennial Allergic Rhinitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Perennial Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Nasal Carbon Dioxide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Capnia, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "19 Years to 65 Years"
      },
      "enrollment_count": 20,
      "start_date": "2008-02",
      "completion_date": "2008-07",
      "has_results": false,
      "last_update_posted_date": "2010-08-19",
      "last_synced_at": "2026-10-22T14:02:46.334Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00638755"
    },
    {
      "nct_id": "NCT00839189",
      "title": "Effect of a 10,000 EU Dose of Endotoxin in Allergic and Mildly Asthmatic Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Rhinitis, Allergic, Perennial",
        "Rhinitis, Allergic, Seasonal",
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Clinical Center Reference Endotoxin (CCRE)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 11,
      "start_date": "2002-10",
      "completion_date": "2006-06",
      "has_results": false,
      "last_update_posted_date": "2009-12-09",
      "last_synced_at": "2026-10-22T14:02:46.334Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00839189"
    },
    {
      "nct_id": "NCT03682965",
      "title": "Texan Allergy & Sinus Center Mountain Cedar Intra-Lymphatic Immunotherapy Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Allergic Rhinitis Due to Tree Pollen",
        "Allergic Conjunctivitis",
        "Allergic Rhinoconjunctivitis"
      ],
      "interventions": [
        {
          "name": "Intra-lymphatic allergenic extract",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Intra-lymphatic placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Christopher Thompson, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 21,
      "start_date": "2018-09-28",
      "completion_date": "2019-04-29",
      "has_results": true,
      "last_update_posted_date": "2021-04-20",
      "last_synced_at": "2026-10-22T14:02:46.334Z",
      "location_count": 3,
      "location_summary": "Austin, Texas • Grapevine, Texas • San Antonio, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Grapevine",
          "state": "Texas"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03682965"
    },
    {
      "nct_id": "NCT01878929",
      "title": "The Effect of Pollen Season on Subcutaneous Allergen Immunotherapy Reactions",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Allergic Rhinitis",
        "Asthma",
        "Allergic Conjunctivitis"
      ],
      "interventions": [
        {
          "name": "Allergen(Tree, Grass, Weeds)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University Hospitals Cleveland Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "5 Years and older"
      },
      "enrollment_count": 245,
      "start_date": "2013-04",
      "completion_date": "2014-04",
      "has_results": false,
      "last_update_posted_date": "2013-06-17",
      "last_synced_at": "2026-10-22T14:02:46.334Z",
      "location_count": 1,
      "location_summary": "South Euclid, Ohio",
      "locations": [
        {
          "city": "South Euclid",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01878929"
    },
    {
      "nct_id": "NCT04162795",
      "title": "A Study to Evaluate Cooling Sensation of an Allergy Product in Adults With a History of Allergies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Loratadine (Claritin, BAY76-2211)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 468,
      "start_date": "2019-11-12",
      "completion_date": "2019-11-13",
      "has_results": true,
      "last_update_posted_date": "2021-02-04",
      "last_synced_at": "2026-10-22T14:02:46.334Z",
      "location_count": 1,
      "location_summary": "Teaneck, New Jersey",
      "locations": [
        {
          "city": "Teaneck",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04162795"
    }
  ]
}