Brazilian study checks chikungunya immunity ahead of pilot vaccine campaign
NCT ID NCT07163845
First seen Nov 01, 2025 · Last updated May 13, 2026 · Updated 19 times
Summary
This study is testing over 5,300 people in about 10 Brazilian towns to see how many have already been exposed to the chikungunya virus before a new vaccine (VLA1553) is offered. Participants are aged 2 and older and live in selected households. The goal is to understand how past infection might affect people's decision to get vaccinated and how the vaccine works in real-world conditions.
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Contacts and locations
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Locations
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Centro de Pesquisas Clínicas Universidade Federal Sergipe, Hospital e Maternidade São João de Deus
Laranjeiras, Sergipe, 49060-025, Brazil
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Fundação Faculdade Regional De Medicina De São José Do Rio Preto
São Pedro, São Paulo, 15090-000, Brazil
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Universidade Federal Do Ceará
Fortaleza, Ceará, 60430-160, Brazil
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Universidade Federal de Minas Gerais, CT Terapias Avançadas e Inovadoras
Belo Horizonte, Minas Gerais, 31270-901, Brazil
Conditions
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