{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Takeda%27s+Tetravalent+Dengue+Vaccine+Candidate+%28TDV%29",
    "query": {
      "intervention": "Takeda's Tetravalent Dengue Vaccine Candidate (TDV)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 5,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-09T13:50:03.880Z",
  "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": "NCT01728792",
      "title": "Impact of SC vs IM Administration of DENVax (TDV) on Safety and Immunogenicity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Dengue Fever"
      ],
      "interventions": [
        {
          "name": "TDV",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 80,
      "start_date": "2013-01-22",
      "completion_date": "2013-11-21",
      "has_results": true,
      "last_update_posted_date": "2019-07-18",
      "last_synced_at": "2026-10-09T13:50:03.880Z",
      "location_count": 1,
      "location_summary": "Syracuse, New York",
      "locations": [
        {
          "city": "Syracuse",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01728792"
    },
    {
      "nct_id": "NCT01765426",
      "title": "Phase 1b Study Investigating Safety & Immunogenicity of TDV Given Intradermally by Needle or Needle-Free PharmaJet Injector",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "TDV",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 67,
      "start_date": "2013-02-15",
      "completion_date": "2014-06-26",
      "has_results": true,
      "last_update_posted_date": "2019-07-18",
      "last_synced_at": "2026-10-09T13:50:03.880Z",
      "location_count": 2,
      "location_summary": "Galveston, Texas • Seattle, Washington",
      "locations": [
        {
          "city": "Galveston",
          "state": "Texas"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01765426"
    },
    {
      "nct_id": "NCT02193087",
      "title": "Safety and Immunogenicity of Three Formulations of Takeda's Tetravalent Dengue Vaccine Candidate (TDV)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Dengue Fever"
      ],
      "interventions": [
        {
          "name": "TDV Liquid Formulation 1",
          "type": "DRUG"
        },
        {
          "name": "TDV Liquid Formulation 2",
          "type": "DRUG"
        },
        {
          "name": "TDV IDT Lyophilized",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 1002,
      "start_date": "2014-08-06",
      "completion_date": "2015-05-19",
      "has_results": true,
      "last_update_posted_date": "2019-07-18",
      "last_synced_at": "2026-10-09T13:50:03.880Z",
      "location_count": 7,
      "location_summary": "Phoenix, Arizona • Anaheim, California • Stockbridge, Georgia + 4 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Stockbridge",
          "state": "Georgia"
        },
        {
          "city": "Meridian",
          "state": "Idaho"
        },
        {
          "city": "Lenexa",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02193087"
    },
    {
      "nct_id": "NCT01542632",
      "title": "A Comparison of the Safety and Immunogenicity of Various Schedules of Dengue Vaccine in Healthy Adult Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Takeda's Tetravalent Dengue Vaccine Candidate (TDV)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "TDV New Formulation",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "New Formulation Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 140,
      "start_date": "2012-02-01",
      "completion_date": "2014-01-10",
      "has_results": true,
      "last_update_posted_date": "2019-07-18",
      "last_synced_at": "2026-10-09T13:50:03.880Z",
      "location_count": 3,
      "location_summary": "Fort Collins, Colorado • Galveston, Texas • West Jordan, Utah",
      "locations": [
        {
          "city": "Fort Collins",
          "state": "Colorado"
        },
        {
          "city": "Galveston",
          "state": "Texas"
        },
        {
          "city": "West Jordan",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01542632"
    },
    {
      "nct_id": "NCT03999996",
      "title": "Long-Term Safety and Antibody Persistence of TDV and the Impact of a Booster Dose",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Dengue Fever"
      ],
      "interventions": [
        {
          "name": "Takeda's Dengue Tetravalent Vaccine (Live, Attenuated) (TDV)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "63 Years",
        "sex": "ALL",
        "summary": "13 Years to 63 Years"
      },
      "enrollment_count": 365,
      "start_date": "2019-11-12",
      "completion_date": "2024-05-25",
      "has_results": true,
      "last_update_posted_date": "2026-07-30",
      "last_synced_at": "2026-10-09T13:50:03.880Z",
      "location_count": 8,
      "location_summary": "Huntsville, Alabama • Peoria, Illinois • Newton, Kansas + 5 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Peoria",
          "state": "Illinois"
        },
        {
          "city": "Newton",
          "state": "Kansas"
        },
        {
          "city": "Rockville",
          "state": "Maryland"
        },
        {
          "city": "Richfield",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03999996"
    }
  ]
}