{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Allergy+Pollen",
    "query": {
      "condition": "Allergy Pollen"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 130,
    "total_pages": 13,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Allergy+Pollen&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T04:48:13.085Z",
  "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": "NCT01277341",
      "title": "Safety and Efficacy of Bepotastine Besilate Nasal Spray in the Treatment of Seasonal Allergic Rhinitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Seasonal Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Bepotastine Besilate Nasal Spray 2% Twice a day",
          "type": "DRUG"
        },
        {
          "name": "Bepotastine Besilate Nasal Spray 3% Twice a day",
          "type": "DRUG"
        },
        {
          "name": "Bepotastine Besilate Nasal Spray 4% Twice a day",
          "type": "DRUG"
        },
        {
          "name": "Placebo Nasal Spray",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bausch & Lomb Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 601,
      "start_date": "2010-12",
      "completion_date": "2011-05",
      "has_results": true,
      "last_update_posted_date": "2020-10-05",
      "last_synced_at": "2026-09-03T04:48:13.085Z",
      "location_count": 1,
      "location_summary": "Irvine, California",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01277341"
    },
    {
      "nct_id": "NCT02402465",
      "title": "Factors Involved in Dymista's Superior Clinical Efficacy in the Treatment of Seasonal Allergic Rhinitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Fluticasone propionate",
          "type": "DRUG"
        },
        {
          "name": "Fluticasone/Azelastine nasal spray",
          "type": "DRUG"
        },
        {
          "name": "Nasal Allergen Challenge",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 22,
      "start_date": "2015-02",
      "completion_date": "2020-02",
      "has_results": true,
      "last_update_posted_date": "2024-10-17",
      "last_synced_at": "2026-09-03T04:48:13.085Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02402465"
    },
    {
      "nct_id": "NCT01279057",
      "title": "A Study Comparing Two Fluticasone Furoate 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": "Fluticasone furoate 27.5 mcg/actuation nasal spray (Lek Pharmaceuticals)",
          "type": "DRUG"
        },
        {
          "name": "Fluticasone furoate (Veramyst®) 27.5 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": 727,
      "start_date": "2010-12-27",
      "completion_date": "2011-02-08",
      "has_results": true,
      "last_update_posted_date": "2021-02-03",
      "last_synced_at": "2026-09-03T04:48:13.085Z",
      "location_count": 7,
      "location_summary": "Austin, Texas • Kerrville, Texas • New Braunfels, Texas + 2 more",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Kerrville",
          "state": "Texas"
        },
        {
          "city": "New Braunfels",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01279057"
    },
    {
      "nct_id": "NCT02870205",
      "title": "Efficacy and Safety of GSP 301 Nasal Spray in the Treatment of Seasonal Allergic Rhinitis (SAR)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Seasonal Allergic Rhinitis (SAR)"
      ],
      "interventions": [
        {
          "name": "GSP 301 NS",
          "type": "DRUG"
        },
        {
          "name": "GOM-NS",
          "type": "DRUG"
        },
        {
          "name": "GMM-2 NS",
          "type": "DRUG"
        },
        {
          "name": "GSP 301 placebo NS",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Glenmark Specialty S.A.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 1176,
      "start_date": "2016-08",
      "completion_date": "2017-01",
      "has_results": true,
      "last_update_posted_date": "2018-04-06",
      "last_synced_at": "2026-09-03T04:48:13.085Z",
      "location_count": 43,
      "location_summary": "Mission Viejo, California • Orange, California • San Diego, California + 33 more",
      "locations": [
        {
          "city": "Mission Viejo",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Centennial",
          "state": "Colorado"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02870205"
    },
    {
      "nct_id": "NCT01673659",
      "title": "A Safety and Bioequivalence of a Mometasone Nasal Spray, 50 mcg/Actuation Compared With Nasonex® Nasal Spray 50 mcg/Actuation in the Relief of the Symptoms of Seasonal Allergic Rhinitis (SAR)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Seasonal Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Mometasone furoate",
          "type": "DRUG"
        },
        {
          "name": "Nasonex Nasal Spray",
          "type": "DRUG"
        },
        {
          "name": "Placebo nasal spray",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Padagis LLC",
      "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": 1220,
      "start_date": "2012-08",
      "completion_date": "2012-10",
      "has_results": false,
      "last_update_posted_date": "2021-10-22",
      "last_synced_at": "2026-09-03T04:48:13.085Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01673659"
    },
    {
      "nct_id": "NCT00113750",
      "title": "Induction of Immunogenicity With Different Doses of TreeMATA in Subjects Allergic to Tree Pollen",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Type I Hypersensitivity"
      ],
      "interventions": [
        {
          "name": "TreeMATA MPL",
          "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": 70,
      "start_date": "2005-07",
      "completion_date": "2005-12",
      "has_results": false,
      "last_update_posted_date": "2010-06-17",
      "last_synced_at": "2026-09-03T04:48:13.085Z",
      "location_count": 10,
      "location_summary": "Mission Viejo, California • San Jose, California • Woodstock, Georgia + 7 more",
      "locations": [
        {
          "city": "Mission Viejo",
          "state": "California"
        },
        {
          "city": "San Jose",
          "state": "California"
        },
        {
          "city": "Woodstock",
          "state": "Georgia"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Teaneck",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00113750"
    },
    {
      "nct_id": "NCT00789555",
      "title": "Safety of PATANASE Nasal Spray in Patients With Perennial Allergic Rhinitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Perennial Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Olopatadine hydrochloride 0.6% nasal spray (PATANASE)",
          "type": "DRUG"
        },
        {
          "name": "Olopatadine nasal spray vehicle, pH 3.7",
          "type": "OTHER"
        },
        {
          "name": "Olopatadine nasal spray vehicle, pH 7.0",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Alcon Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 1260,
      "start_date": "2008-11",
      "completion_date": "2011-01",
      "has_results": true,
      "last_update_posted_date": "2018-02-08",
      "last_synced_at": "2026-09-03T04:48:13.085Z",
      "location_count": 1,
      "location_summary": "Fort Worth, Texas",
      "locations": [
        {
          "city": "Fort Worth",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00789555"
    },
    {
      "nct_id": "NCT01241214",
      "title": "Study of ACT-129968 in Adult Patients With Seasonal Allergic Rhinitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Seasonal Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "ACT-129968",
          "type": "DRUG"
        },
        {
          "name": "Cetirizine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Idorsia Pharmaceuticals Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 579,
      "start_date": "2010-11",
      "completion_date": "2011-02",
      "has_results": false,
      "last_update_posted_date": "2019-05-15",
      "last_synced_at": "2026-09-03T04:48:13.085Z",
      "location_count": 7,
      "location_summary": "Austin, Texas • Kerrville, Texas • New Braunfels, Texas + 1 more",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Kerrville",
          "state": "Texas"
        },
        {
          "city": "New Braunfels",
          "state": "Texas"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01241214"
    },
    {
      "nct_id": "NCT00891436",
      "title": "Study of the Effect of Fluticasone Furoate Nasal Spray on Spring Allergy Eye Symptoms",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Allergic Conjunctivitis to Tree Pollen or Grass Pollen"
      ],
      "interventions": [
        {
          "name": "Fluticasone furoate nasal spray",
          "type": "DRUG"
        },
        {
          "name": "Placebo nasal spray",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rush University Medical Center",
      "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": 20,
      "start_date": "2009-04",
      "completion_date": "2009-08",
      "has_results": true,
      "last_update_posted_date": "2012-12-03",
      "last_synced_at": "2026-09-03T04:48:13.085Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00891436"
    },
    {
      "nct_id": "NCT00227058",
      "title": "Effects of Orotic Acid Derivatives With or Without Glutathione on Allergic Rhinitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Seasonal Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Orotic acid and Glutathione-(Nutritional Supplements)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Mississippi Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 100,
      "start_date": "2005-01",
      "completion_date": "2005-11",
      "has_results": false,
      "last_update_posted_date": "2007-01-26",
      "last_synced_at": "2026-09-03T04:48:13.085Z",
      "location_count": 1,
      "location_summary": "Jackson, Mississippi",
      "locations": [
        {
          "city": "Jackson",
          "state": "Mississippi"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00227058"
    }
  ]
}