Butantan Institute

This study tested a new flu vaccine designed to protect against four strains of the flu virus in very young children. It compared the new vaccine against existing three-strain vaccines to see if it triggered a better immune response and was equally safe. The trial involved over 1…

This study tested whether a new dengue vaccine candidate (V181) was as safe and effective at triggering an immune response as an existing dengue vaccine (Butantan-DV). It involved 1,364 healthy adults in Brazil aged 18-50 who had never had dengue before. Researchers compared the …