{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Allergic+Rhinitis",
    "query": {
      "condition": "Allergic Rhinitis"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 275,
    "total_pages": 28,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Allergic+Rhinitis&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T01:50:45.355Z",
  "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": "NCT01067105",
      "title": "A 6 Month Study of Once Daily Ciclesonide Hydrofluoroalkane (HFA) Nasal Aerosol in The Treatment of Perennial Allergic Rhinitis (PAR) in Subjects 12 Years and Older",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Perennial Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "ciclesonide HFA 160 μg",
          "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": 824,
      "start_date": "2010-02",
      "completion_date": "2010-11",
      "has_results": true,
      "last_update_posted_date": "2012-06-13",
      "last_synced_at": "2026-05-22T01:50:45.355Z",
      "location_count": 44,
      "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/NCT01067105"
    },
    {
      "nct_id": "NCT01293201",
      "title": "Trial of STAHIST in Seasonal Allergic Rhinitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Seasonal Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "STAHIST",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Magna Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "12 Years to 60 Years"
      },
      "enrollment_count": 290,
      "start_date": "2011-03",
      "completion_date": "2011-08",
      "has_results": false,
      "last_update_posted_date": "2011-09-02",
      "last_synced_at": "2026-05-22T01:50:45.355Z",
      "location_count": 8,
      "location_summary": "Stockbridge, Georgia • South Bend, Indiana • Louisville, Kentucky + 5 more",
      "locations": [
        {
          "city": "Stockbridge",
          "state": "Georgia"
        },
        {
          "city": "South Bend",
          "state": "Indiana"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Somerset",
          "state": "Kentucky"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01293201"
    },
    {
      "nct_id": "NCT01880840",
      "title": "Safety of Astepro 0.15% Nasal Spray and Astepro 0.1% Nasal Spray in Children Ages >6 Months to <6 Years With AR",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "205.5 mcg of azelastine hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "137 mcg of azelastine hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Meda Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "5 Years",
        "sex": "ALL",
        "summary": "6 Months to 5 Years"
      },
      "enrollment_count": 191,
      "start_date": "2013-06",
      "completion_date": "2014-08",
      "has_results": true,
      "last_update_posted_date": "2015-06-29",
      "last_synced_at": "2026-05-22T01:50:45.355Z",
      "location_count": 14,
      "location_summary": "Birmingham, Alabama • Little Rock, Alaska • Costa Mesa, California + 9 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Alaska"
        },
        {
          "city": "Costa Mesa",
          "state": "California"
        },
        {
          "city": "Mission Viejo",
          "state": "California"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01880840"
    },
    {
      "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": "2026-05-22T01:50:45.355Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00638755"
    },
    {
      "nct_id": "NCT00762749",
      "title": "Study to Evaluate Diphenhydramine in Children and Adolescents",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "diphenhydramine HCl",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johnson & Johnson Consumer and Personal Products Worldwide",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "2 Years to 17 Years"
      },
      "enrollment_count": 36,
      "start_date": "2008-09",
      "completion_date": "2008-11",
      "has_results": false,
      "last_update_posted_date": "2011-10-06",
      "last_synced_at": "2026-05-22T01:50:45.355Z",
      "location_count": 1,
      "location_summary": "Little Rock, Arkansas",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00762749"
    },
    {
      "nct_id": "NCT00117832",
      "title": "Nasal Ocular Reflexes Contribute to Eye Symptoms",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Rhinitis, Allergic, Seasonal"
      ],
      "interventions": [
        {
          "name": "Azelastine nasal spray",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 20,
      "start_date": "2005-03",
      "completion_date": "2006-10",
      "has_results": false,
      "last_update_posted_date": "2013-09-05",
      "last_synced_at": "2026-05-22T01:50:45.355Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00117832"
    },
    {
      "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": "2026-05-22T01:50:45.355Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00406094"
    },
    {
      "nct_id": "NCT01647633",
      "title": "Effects of AkPharma's Calcium Glycerophosphate Nasal Spray Wash",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Calcium Glycerophosphate Nasal Spray Wash",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Drexel University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 17,
      "start_date": "2012-05",
      "completion_date": "2015-05",
      "has_results": false,
      "last_update_posted_date": "2015-05-25",
      "last_synced_at": "2026-05-22T01:50:45.355Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01647633"
    },
    {
      "nct_id": "NCT01134705",
      "title": "Study in Adult and Adolescent Subjects With PAR (Perennial Allergic Rhinitis)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Rhinitis, Allergic, Perennial"
      ],
      "interventions": [
        {
          "name": "Beclomethasone dipropionate hydrofluoroalkane HFA Nasal Aerosol",
          "type": "DRUG"
        },
        {
          "name": "Placebo Nasal Aerosol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Teva Branded Pharmaceutical Products R&D, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 474,
      "start_date": "2010-05",
      "completion_date": "2010-10",
      "has_results": true,
      "last_update_posted_date": "2012-05-23",
      "last_synced_at": "2026-05-22T01:50:45.355Z",
      "location_count": 35,
      "location_summary": "Los Angeles, California • Mission Viejo, California • San Diego, California + 30 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Mission Viejo",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Jose",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01134705"
    },
    {
      "nct_id": "NCT00637611",
      "title": "Single-Center, Double-Blind, Randomized , Parallel Study Comparing Onset of Action, Efficacy & Safety of a Single-Dose of Fexofenadine HCl 180 mg vs Montelukast Na 10 mg & Placebo in Treating Seasonal Allergic Rhinitis Subjects in an Allergen Exposure Unit",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Seasonal Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Fexofenadine HCl",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sanofi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "15 Years and older"
      },
      "enrollment_count": 1010,
      "start_date": "2003-02",
      "completion_date": "2003-04",
      "has_results": false,
      "last_update_posted_date": "2011-01-12",
      "last_synced_at": "2026-05-22T01:50:45.355Z",
      "location_count": 1,
      "location_summary": "Bridgewater, New Jersey",
      "locations": [
        {
          "city": "Bridgewater",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00637611"
    }
  ]
}