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Clinical Trial NCT07501793 (TAK-003) for All Individuals Who Have Received at Least One Dose of TAK-003 (Qdenga) Dengue Vaccine is active, not recruiting. See the Trial Radar Card View and AI discovery tools for all the details. Or ask anything here.
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Demographic Characteristics of TAK-003 Dengue Vaccine Recipients in Vietnam 800,000 Vaccine Study

Active, not recruiting
Clinical Trial NCT07501793 (TAK-003) is an observational study for All Individuals Who Have Received at Least One Dose of TAK-003 (Qdenga) Dengue Vaccine that is active, not recruiting. It started on 16 March 2026 with plans to enroll 800,000 participants. Led by Tam Anh Research Institute, it is expected to complete by 30 April 2026. The latest data from ClinicalTrials.gov was last updated on 30 March 2026.
Brief 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 participa...Show More
Detailed Description
This is a retrospective, observational, multicenter study using existing vaccination records from the Vietnam Vaccine Joint Stock Company (VNVC) immunization database. The study will analyze data from all individuals who received at least one dose of the TAK-003 (Qdenga) dengue vaccine between September 26, 2024 and September 30, 2025. No new data collection or participant contact will be performed.

The study will b...

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Official Title

Demographic Profile of TAK-003 (Qdenga) Dengue Vaccine Recipients During the First Year of the Vaccination Period at VNVC Vaccination Centers in Vietnam

Conditions
All Individuals Who Have Received at Least One Dose of TAK-003 (Qdenga) Dengue Vaccine
Other Study IDs
  • TAK-003
  • TA-0013
NCT ID Number
NCT07501793
Start Date (Actual)
2026-03-16
Last Update Posted
2026-03-30
Completion Date (Estimated)
2026-04-30
Enrollment (Estimated)
800,000
Study Type
Observational
Status
Active, not recruiting
Keywords
TAK-003
QDENGA
Dengue Vaccine
Vietnam
Demographics
Retrospective Study
VNVC
Primary Outcome Measures
Outcome MeasureMeasure DescriptionTime Frame
Demographic and clinical characteristics of individuals who received at least one dose of the TAK-003 dengue vaccine at VNVC vaccination centers in Vietnam
To describe the demographic and clinical characteristics (age, sex, ethnicity, geographic distribution, underlying medical conditions, concomitant vaccination and vaccination history) of individuals who received at least one dose of the TAK-003 dengue vaccine at VNVC vaccination centers in Vietnam during the study period
Day 0 after recruitment
Secondary Outcome Measures
Outcome MeasureMeasure DescriptionTime Frame
Vaccination coverage of TAK-003 first and second doses
To estimate the vaccine coverage of TAK-003 first dose and second dose in the study population and in Vietnam population
Day 0 after recruitment
Associations between demographics, clinical characteristics, and vaccination patterns
To explore potential associations between demographic and clinical characteristics and TAK-003 vaccination patterns
Day 0 after recruitment
Participation Assistant
Eligibility Criteria

Eligible Ages
Child, Adult, Older Adult
Minimum Age
4 Years
Eligible Sexes
All
Accepts Healthy Volunteers
Yes
  • All individuals who were vaccinated with at least one dose of TAK-003 at all VNVC vaccination centers in Vietnam from 26/09/2024 to 30/09/2025

  • Cases in which TAK-003 vaccination occurred outside the defined study period (from September 26, 2024, to September 30, 2025).
  • Records that are duplicates, missing or contain inconsistent information on key demographic or clinical characteristics (age, sex, TAK-003 dose \[first or second\]) as such data are essential for analysis
Tam Anh Research Institute logoTam Anh Research Institute
No contact data.
1 Study Locations in 1 Countries

Ho Chi Minh

Vietnam Vaccine Joint Stock Company, Ho Chi Minh City, Ho Chi Minh, 700000, Vietnam