The researcher who transformed decades of laboratory work into the first 100% Brazilian vaccine against dengue
Neuza Frazzati has developed Brazil's first single-dose vaccine against dengue, addressing a public health crisis that has claimed thousands of lives.
Butantan vaccine maintains 80.5% efficacy against severe dengue after 5 years
The dengue vaccine developed by the Butantan Institute continues to show 80.5% efficacy against severe cases of dengue after five years of study.
VIDEOS: Lunch Newspaper Florianópolis of Thursday, March 5, 2026
The article covers various criminal cases and political events in Brazil, including an ongoing investigation into allegations of corruption and a discussion regarding the dengue vaccine's efficacy.
Butantan's dengue vaccine maintains protection for five years and reduces severe cases, points out unprecedented study
A long-term analysis of the dengue vaccine developed by Butantan reveals that one dose provides at least five years of protection and significantly reduces severe disease cases.
MS receives vaccines against dengue; see who can be vaccinated
Mato Grosso do Sul has received nearly 8,000 doses of the dengue vaccine, targeting health professionals first in a nationwide immunization strategy.
Salvador begins vaccination against dengue with vaccine 100% produced in Brazil; see target audience
Salvador, Brazil, has commenced its dengue vaccination campaign using a locally produced vaccine targeting healthcare workers and other professionals in the community.
Dengue vaccine begins to be administered in Uberlândia
The dengue vaccination campaign has started in Uberlândia, Brazil, targeting healthcare workers involved in disease prevention and control.
Brazilian dengue vaccine begins distribution in Bahia; find out who can receive the vaccine
The Brazilian-made dengue vaccine has started being distributed in Bahia, initially targeting health professionals aged 15 to 59 who have not received other dengue vaccines.
Sergipe receives 7,900 doses of dengue vaccine
Sergipe has received 7,900 doses of a dengue vaccine produced by the Butantan Institute, aimed initially at health professionals.
Rio begins to administer new dengue vaccine to healthcare professionals
Rio de Janeiro has started administering a new dengue vaccine, developed by the Butantan Institute, exclusively to frontline healthcare workers.
SP government anticipates delivery of 1.3 million doses of the Butantan dengue vaccine
The São Paulo government has expedited the delivery of 1.3 million doses of the dengue vaccine from the Butantan Institute to the Ministry of Health, as announced by Governor Tarcísio de Freitas.
SP government announces more dengue vaccine doses and creation of immunobiological hub
The São Paulo government has announced the delivery of an additional 1.3 million doses of the dengue vaccine and the establishment of a new hub for immunobiologicals.
Piauí receives 1st batch of dengue vaccine to immunize healthcare professionals
The first batch of the dengue vaccine has arrived in Piauí, Brazil, to immunize around 32,200 healthcare workers.
Bauru loses doses of the dengue vaccine due to storage failure
The city of Bauru has lost doses of the dengue vaccine due to temperature fluctuations during storage.
São José dos Campos starts administering single-dose vaccine against dengue
São José dos Campos has begun administering the single-dose dengue vaccine to health professionals as part of a phased immunization strategy.
Butantan's dengue vaccine starts being administered to healthcare professionals in Campinas
The new dengue vaccine developed by Butantan Institute is now being administered to healthcare professionals in Campinas, Brazil, starting with certain health agents.
Mogi das Cruzes receives more than 4,100 doses of the dengue vaccine produced by Butantã
Mogi das Cruzes has received over 4,137 doses of the Butantan-DV vaccine, the world's first single-dose vaccine against dengue, aimed at protecting local health professionals.
Jacareí receives single-dose vaccine against dengue and starts immunization this Monday (9)
The city of Jacareí in Brazil begins a vaccination campaign against dengue, utilizing a single-dose vaccine amid confirmed cases and a death in the current year.
Lula starts vaccination against dengue with national Butantan-DV vaccine
President Lula announced funding for the Butantan Institute and began a vaccination campaign against dengue using a new Brazilian vaccine.
Dengue vaccine: 27% of children and adolescents are immunized in the Ribeirão Preto region
Vaccination coverage against dengue in the Ribeirão Preto region remains below ideal levels, with only 27% of children and adolescents fully immunized.
Cook Islands reports dengue death, amid increase in outbreak
The Cook Islands has reported a death linked to a dengue fever outbreak, prompting calls for vaccine availability in New Zealand and the launch of a national prevention campaign.
Dengue Vaccine: Piracicaba Begins Vaccination with Butantan-DV for Health Professionals
Piracicaba has commenced its dengue vaccination campaign with the Butantan-DV vaccine, initially targeting primary healthcare professionals starting Monday, September 9.
Dengue vaccine: the state of SP starts vaccination campaign with Butantan-DV on Monday in all municipalities
The government of São Paulo begins a vaccination campaign against dengue with the Butantan-DV vaccine on Monday, encompassing all 645 municipalities in the state.
Dengue vaccination for those aged 10 to 14 starts this Monday (9)
Children and adolescents aged 10 to 14 in Paraíba will begin receiving the dengue vaccine across all 223 municipalities, starting Monday, with the first dose being administered.