{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ragweed&page=2",
    "query": {
      "intervention": "ragweed",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ragweed&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-18T05:33:21.844Z",
  "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": "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": "2026-09-18T05:33:21.844Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03514303"
    },
    {
      "nct_id": "NCT01723397",
      "title": "Effect of Nasaleze on Nasal Challenge With Allergen",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Nasaleze Spray",
          "type": "DRUG"
        },
        {
          "name": "Placebo spray",
          "type": "OTHER"
        },
        {
          "name": "Allergen",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "BIOLOGICAL"
      ],
      "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": 14,
      "start_date": "2012-11",
      "completion_date": "2014-07",
      "has_results": true,
      "last_update_posted_date": "2017-01-02",
      "last_synced_at": "2026-09-18T05:33:21.844Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01723397"
    },
    {
      "nct_id": "NCT00387738",
      "title": "Efficacy and Safety Study of TOLAMBA™ in Ragweed-Allergic Adults",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Rhinitis, Allergic, Seasonal"
      ],
      "interventions": [
        {
          "name": "Amb a 1 immunostimulatory oligodeoxyribonucleotide conjugate",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Histamine base",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Dynavax Technologies Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 738,
      "start_date": "2006-04",
      "completion_date": "2008-03",
      "has_results": false,
      "last_update_posted_date": "2019-04-16",
      "last_synced_at": "2026-09-18T05:33:21.844Z",
      "location_count": 28,
      "location_summary": "Oxford, Alabama • Stockbridge, Georgia • Normal, Illinois + 22 more",
      "locations": [
        {
          "city": "Oxford",
          "state": "Alabama"
        },
        {
          "city": "Stockbridge",
          "state": "Georgia"
        },
        {
          "city": "Stockbridge",
          "state": "Georgia"
        },
        {
          "city": "Normal",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00387738"
    },
    {
      "nct_id": "NCT00929968",
      "title": "Safety, Tolerability and Pharmacokinetics of Multiple Doses of VAK694 in Atopic Subjects With Seasonal Rhinitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        },
        {
          "name": "VAK694",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fluticasone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 35,
      "start_date": "2009-06",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2020-12-19",
      "last_synced_at": "2026-09-18T05:33:21.844Z",
      "location_count": 1,
      "location_summary": "Duncansville, Pennsylvania",
      "locations": [
        {
          "city": "Duncansville",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00929968"
    },
    {
      "nct_id": "NCT00985296",
      "title": "Conjunctival Allergen Challenge (CAC) Following Allergen Exposure in the Allergen BioCube (ABC)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Allergic Rhinoconjunctivitis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "ORA, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2009-09",
      "completion_date": "2010-08",
      "has_results": false,
      "last_update_posted_date": "2010-09-21",
      "last_synced_at": "2026-09-18T05:33:21.844Z",
      "location_count": 1,
      "location_summary": "Andover, Massachusetts",
      "locations": [
        {
          "city": "Andover",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00985296"
    },
    {
      "nct_id": "NCT00423787",
      "title": "Efficacy and Safety/Tolerability of Ragweed MATA MPL",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Type I Hypersensitivity"
      ],
      "interventions": [
        {
          "name": "Ragweed MATA MPL",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Allergy Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "18 Years to 59 Years"
      },
      "enrollment_count": 993,
      "start_date": "2007-03",
      "completion_date": "2008-03",
      "has_results": false,
      "last_update_posted_date": "2010-06-17",
      "last_synced_at": "2026-09-18T05:33:21.844Z",
      "location_count": 59,
      "location_summary": "Waterbury, Connecticut • Atlanta, Georgia • Conyers, Georgia + 47 more",
      "locations": [
        {
          "city": "Waterbury",
          "state": "Connecticut"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Conyers",
          "state": "Georgia"
        },
        {
          "city": "Gainesville",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00423787"
    },
    {
      "nct_id": "NCT03038971",
      "title": "Study Evaluating Safety of Ragweed Mix Given by Intralymphatic Node Injections",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Allergic Conjunctivitis",
        "Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Dose Level 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Dose Level 2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Woodmont Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "16 Years to 65 Years"
      },
      "enrollment_count": 2,
      "start_date": "2017-03-30",
      "completion_date": "2017-04-29",
      "has_results": false,
      "last_update_posted_date": "2018-02-26",
      "last_synced_at": "2026-09-18T05:33:21.844Z",
      "location_count": 1,
      "location_summary": "Andover, Massachusetts",
      "locations": [
        {
          "city": "Andover",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03038971"
    },
    {
      "nct_id": "NCT01222299",
      "title": "Safety, Pharmacokinetics, and Efficacy of Bepotastine Besilate Nasal Product After Ragweed Pollen Exposure in an Environmental Chamber",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Seasonal Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "bepotastine besilate nasal product - low dose",
          "type": "DRUG"
        },
        {
          "name": "bepotastine besilate nasal product - medium dose",
          "type": "DRUG"
        },
        {
          "name": "bepotastine besilate nasal product - high dose",
          "type": "DRUG"
        },
        {
          "name": "placebo comparator nasal product",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bausch & Lomb Incorporated",
      "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": 89,
      "start_date": "2010-05",
      "completion_date": "2010-08",
      "has_results": true,
      "last_update_posted_date": "2020-10-05",
      "last_synced_at": "2026-09-18T05:33:21.844Z",
      "location_count": 1,
      "location_summary": "Irvine, California",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01222299"
    },
    {
      "nct_id": "NCT02601690",
      "title": "Observational Analysis of T Cell Responses to SPIREs for Multiple Allergens in Subjects With Allergy in North America",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Allergy"
      ],
      "interventions": [
        {
          "name": "Blood Sampling",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Adiga Life Sciences, 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": 199,
      "start_date": "2015-10",
      "completion_date": "2017-06-25",
      "has_results": false,
      "last_update_posted_date": "2019-04-09",
      "last_synced_at": "2026-09-18T05:33:21.844Z",
      "location_count": 2,
      "location_summary": "Upland, California • Fairfax, Virginia",
      "locations": [
        {
          "city": "Upland",
          "state": "California"
        },
        {
          "city": "Fairfax",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02601690"
    },
    {
      "nct_id": "NCT02764437",
      "title": "AsthMatic Inflammation and Neurocircuitry Activation (MINA)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Allergic Asthma"
      ],
      "interventions": [
        {
          "name": "Whole lung antigen challenge, segmental allergen challenge",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 43,
      "start_date": "2016-07-28",
      "completion_date": "2020-03-31",
      "has_results": false,
      "last_update_posted_date": "2021-02-16",
      "last_synced_at": "2026-09-18T05:33:21.844Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02764437"
    }
  ]
}