Clinical Trial

Demographic Characteristics of TAK-003 Dengue Vaccine Recipients in Vietnam

Study acronym: TAK-003
Active, Not Recruiting
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Record status
This record was last updated April 13, 2026 (before its estimated April 30, 2026 completion). Its status may not reflect the trial's current state.
Summary
The study aims to retrospectively describe the demographic characteristics, comorbidity profiles, vaccination history and vaccination patterns of all individuals who have received at least one dose of TAK-003 (Qdenga) dengue vaccine at all VNVC centers between September 26, 2024 and September 30, 2025. The study will utilize existing data from the VNVC immunization database. No new data collection or direct participant contact will occur.
Protocol Amendment History 1 change
critical Primary endpoint(s) modified 2026-04-14
Trial Details
NCT Number NCT07501793
Lead Sponsor Tam Anh Research Institute
Collaborators: Vietnam Vaccine Joint Stock Company, Takeda
Conditions Dengue
Enrollment 800,000 participants
Start Date 2026-03-16
Primary Completion 2026-04-30 (estimated)
Study Completion 2026-04-30 (estimated)
Updated on ClinicalTrials.gov 2026-04-13