{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Allergens&page=7",
    "query": {
      "condition": "Allergens",
      "page": 7
    },
    "page_size": 10
  },
  "pagination": {
    "page": 7,
    "page_size": 10,
    "total_count": 162,
    "total_pages": 17,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Allergens&page=8&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Allergens&page=6&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-25T07:33:49.788Z",
  "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": "NCT01107405",
      "title": "Loteprednol Ophthalmic Base Compared to Loteprednol Ophthalmic Suspension vs Placebo in an Allergen Challenge",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Allergic Conjunctivitis"
      ],
      "interventions": [
        {
          "name": "Loteprednol etabonate base (QD)",
          "type": "DRUG"
        },
        {
          "name": "Loteprednol etabonate base (BID)",
          "type": "DRUG"
        },
        {
          "name": "Loteprednol etabonate base (QID)",
          "type": "DRUG"
        },
        {
          "name": "Loteprednol etabonate suspension",
          "type": "DRUG"
        },
        {
          "name": "Vehicle of loteprednol etabonate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bausch & Lomb Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "10 Years and older"
      },
      "enrollment_count": 101,
      "start_date": "2010-04",
      "completion_date": "2010-08",
      "has_results": true,
      "last_update_posted_date": "2012-03-21",
      "last_synced_at": "2026-10-25T07:33:49.788Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01107405"
    },
    {
      "nct_id": "NCT00868036",
      "title": "Evaluating for Contact Allergies in Patients With Chronic Urticaria",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Urticaria",
        "Patch Testing",
        "Dermatitis",
        "Allergy",
        "Contact Sensitization"
      ],
      "interventions": [
        {
          "name": "Patch Testing",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Tufts Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 23,
      "start_date": "2008-12",
      "completion_date": "2011-01",
      "has_results": false,
      "last_update_posted_date": "2019-09-11",
      "last_synced_at": "2026-10-25T07:33:49.788Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00868036"
    },
    {
      "nct_id": "NCT00344344",
      "title": "A Pilot Study to Evaluate the Efficacy of Refined Methods to Mitigate Indoor Allergens in North Carolina and Boston, Massachusetts Homes",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hypersensitivity"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Environmental Health Sciences (NIEHS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 88,
      "start_date": "2000-10-19",
      "completion_date": "2006-09-11",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-10-25T07:33:49.788Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00344344"
    },
    {
      "nct_id": "NCT04500834",
      "title": "Metal Panel Allergen Patch Test Study",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Atopic Dermatitis Eczema"
      ],
      "interventions": [
        {
          "name": "Metal Panel T.R.U.E. Test",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Allerderm",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 200,
      "start_date": "2022-02-07",
      "completion_date": "2025-03-31",
      "has_results": false,
      "last_update_posted_date": "2023-02-13",
      "last_synced_at": "2026-10-25T07:33:49.788Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04500834"
    },
    {
      "nct_id": "NCT05579730",
      "title": "Evaluation of Brimonidine Tartrate/Ketotifen Fumarate Combination for the Treatment of Allergic Conjunctivitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Allergic Conjunctivitis"
      ],
      "interventions": [
        {
          "name": "Brimonidine tartrate 0.025%/ketotifen fumarate 0.035%",
          "type": "DRUG"
        },
        {
          "name": "Brimonidine Tartrate 0.025%",
          "type": "DRUG"
        },
        {
          "name": "Ketotifen Fumarate 0.035%",
          "type": "DRUG"
        },
        {
          "name": "Vehicle",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bausch & Lomb Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "10 Years and older"
      },
      "enrollment_count": 188,
      "start_date": "2022-10-12",
      "completion_date": "2023-07-22",
      "has_results": true,
      "last_update_posted_date": "2025-02-14",
      "last_synced_at": "2026-10-25T07:33:49.788Z",
      "location_count": 4,
      "location_summary": "Phoenix, Arizona • Andover, Massachusetts • Memphis, Tennessee + 1 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Andover",
          "state": "Massachusetts"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        },
        {
          "city": "Lynchburg",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05579730"
    },
    {
      "nct_id": "NCT01666288",
      "title": "The Metabolomics of Anaphylaxis to Immunotherapy",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Anaphylaxis as a Result of Allergen or Venom Immunotherapy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 0,
      "start_date": "2012-04",
      "completion_date": "2018-08-14",
      "has_results": false,
      "last_update_posted_date": "2019-03-07",
      "last_synced_at": "2026-10-25T07:33:49.788Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01666288"
    },
    {
      "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": "2026-10-25T07:33:49.788Z",
      "location_count": 1,
      "location_summary": "South Euclid, Ohio",
      "locations": [
        {
          "city": "South Euclid",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01878929"
    },
    {
      "nct_id": "NCT00770068",
      "title": "Examining the Link Between Depression and Seasonal Allergies",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Depression"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Maryland, Baltimore",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 100,
      "start_date": "2006-07-15",
      "completion_date": "2017-04-11",
      "has_results": false,
      "last_update_posted_date": "2019-11-21",
      "last_synced_at": "2026-10-25T07:33:49.788Z",
      "location_count": 2,
      "location_summary": "Washington D.C., District of Columbia • Baltimore, Maryland",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00770068"
    },
    {
      "nct_id": "NCT03144908",
      "title": "Healthcare Decisions on Dietary and Environmental Allergen Exposure",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Dietary Allergy",
        "Environmental Allergy"
      ],
      "interventions": [
        {
          "name": "Standard Operating Procedures",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Data Collection Analysis Business Management",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 200,
      "start_date": "2017-05-01",
      "completion_date": "2020-12-31",
      "has_results": false,
      "last_update_posted_date": "2019-01-23",
      "last_synced_at": "2026-10-25T07:33:49.788Z",
      "location_count": 1,
      "location_summary": "Land O' Lakes, Florida",
      "locations": [
        {
          "city": "Land O' Lakes",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03144908"
    },
    {
      "nct_id": "NCT03887026",
      "title": "Efficacy and Safety of Norketotifen in Adults With Allergic Rhinitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Allergic Rhinitis",
        "Allergic Rhinoconjunctivitis"
      ],
      "interventions": [
        {
          "name": "Norketotifen",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emergo Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 36,
      "start_date": "2019-04-01",
      "completion_date": "2019-05-29",
      "has_results": false,
      "last_update_posted_date": "2020-08-21",
      "last_synced_at": "2026-10-25T07:33:49.788Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03887026"
    }
  ]
}