{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Allergic+Rhinitis&page=12",
    "query": {
      "condition": "Allergic Rhinitis",
      "page": 12
    },
    "page_size": 10
  },
  "pagination": {
    "page": 12,
    "page_size": 10,
    "total_count": 277,
    "total_pages": 28,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Allergic+Rhinitis&page=13&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Allergic+Rhinitis&page=11&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T18:40:06.763Z",
  "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": "NCT00648973",
      "title": "To Determine if Diphenhydramine Works for Nasal Congestion at Two Different Doses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Nasal Congestion"
      ],
      "interventions": [
        {
          "name": "Diphenhydramine 50 mg",
          "type": "DRUG"
        },
        {
          "name": "Diphenhydramine 25 mg",
          "type": "DRUG"
        },
        {
          "name": "Pseudoephedrine 120 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johnson & Johnson Consumer and Personal Products Worldwide",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "12 Years to 65 Years"
      },
      "enrollment_count": 1021,
      "start_date": "2006-11",
      "completion_date": "2007-05",
      "has_results": false,
      "last_update_posted_date": "2011-08-22",
      "last_synced_at": "2026-10-21T18:40:06.763Z",
      "location_count": 12,
      "location_summary": "Austin, Texas • Dallas, Texas • Kerrville, Texas + 4 more",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "Kerrville",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00648973"
    },
    {
      "nct_id": "NCT00660829",
      "title": "A Study to Evaluate the Safety and Effectiveness of a Nasal Spray to Treat Seasonal Allergies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Seasonal Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "0.15% Azelastine Hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Meda Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 536,
      "start_date": "2007-12",
      "completion_date": "2008-04",
      "has_results": true,
      "last_update_posted_date": "2015-04-13",
      "last_synced_at": "2026-10-21T18:40:06.763Z",
      "location_count": 6,
      "location_summary": "Austin, Texas • New Braunfels, Texas • San Antonio, Texas + 1 more",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "New Braunfels",
          "state": "Texas"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00660829"
    },
    {
      "nct_id": "NCT00078195",
      "title": "Omalizumab (Xolair) and Allergy Shots For the Treatment of Seasonal Allergies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hay Fever",
        "Hypersensitivity",
        "Allergy",
        "Rhinitis"
      ],
      "interventions": [
        {
          "name": "omalizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo omalizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Ragweed rush immunotherapy (RIT)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo rush immunotherapy (RIT)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Ragweed immunotherapy (IT)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo immunotherapy (IT)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 168,
      "start_date": "2003-04",
      "completion_date": "2005-05",
      "has_results": false,
      "last_update_posted_date": "2016-10-18",
      "last_synced_at": "2026-10-21T18:40:06.763Z",
      "location_count": 3,
      "location_summary": "Iowa City, Iowa • Omaha, Nebraska • Madison, Wisconsin",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        },
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00078195"
    },
    {
      "nct_id": "NCT02443805",
      "title": "Efficacy & Safety of STG320 Sublingual Tablets of HDM Allergen Extracts in Adults and Adolescents With HDM-associated AR",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Rhinitis, Allergic, Perennial",
        "House Dust Mite Allergy"
      ],
      "interventions": [
        {
          "name": "300 IR",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Stallergenes Greer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "12 Years to 65 Years"
      },
      "enrollment_count": 1607,
      "start_date": "2015-09-29",
      "completion_date": "2018-06-25",
      "has_results": true,
      "last_update_posted_date": "2019-10-14",
      "last_synced_at": "2026-10-21T18:40:06.763Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02443805"
    },
    {
      "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": "2026-10-21T18:40:06.763Z",
      "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": "NCT00659750",
      "title": "To Assess the Safety and Efficacy of Ciclesonide Applied as a Nasal Spray in the Treatment of Perennial Allergic Rhinitis (BY9010/M1-402)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Rhinitis, Allergic, Perennial"
      ],
      "interventions": [
        {
          "name": "Ciclesonide",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 418,
      "start_date": "2003-12",
      "completion_date": "2005-04",
      "has_results": false,
      "last_update_posted_date": "2016-12-02",
      "last_synced_at": "2026-10-21T18:40:06.763Z",
      "location_count": 23,
      "location_summary": "Encinitas, California • Long Beach, California • Los Angeles, California + 19 more",
      "locations": [
        {
          "city": "Encinitas",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Mission Viejo",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00659750"
    },
    {
      "nct_id": "NCT06603935",
      "title": "Harnessing Digital Medicine to Improve Allergic Rhinitis Management in Primary Care (DMAR)",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Allergic Rhinitis",
        "Sinusitis"
      ],
      "interventions": [
        {
          "name": "QHSLab Digital Tools (AME and ARIS)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "QHSLab, Inc.",
      "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": 240,
      "start_date": "2024-11-18",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-02-09",
      "last_synced_at": "2026-10-21T18:40:06.763Z",
      "location_count": 1,
      "location_summary": "West Palm Beach, Florida",
      "locations": [
        {
          "city": "West Palm Beach",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06603935"
    },
    {
      "nct_id": "NCT02557633",
      "title": "A Study of Tolerability and Safety of Two New Doses of Grass MATA MPL",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Grass MATA MPL 10200",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Grass MATA MPL 18200",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Allergy Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 29,
      "start_date": "2015-08",
      "completion_date": "2016-10",
      "has_results": false,
      "last_update_posted_date": "2017-03-03",
      "last_synced_at": "2026-10-21T18:40:06.763Z",
      "location_count": 2,
      "location_summary": "Neptune City, New Jersey • Newark, New Jersey",
      "locations": [
        {
          "city": "Neptune City",
          "state": "New Jersey"
        },
        {
          "city": "Newark",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02557633"
    },
    {
      "nct_id": "NCT00466596",
      "title": "Effect of House Dust Mite Allergen Challenge in Persons Using 1200 mg Gamma Tocopherol Supplements",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Allergic Rhinitis",
        "Mild Asthma"
      ],
      "interventions": [
        {
          "name": "Gamma Tocopherol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 8,
      "start_date": "2007-03",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2014-01-09",
      "last_synced_at": "2026-10-21T18:40:06.763Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00466596"
    },
    {
      "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": "2026-10-21T18:40:06.763Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00638755"
    }
  ]
}