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Dengue vaccine is a vaccine used to prevent dengue fever in humans. [9] Development of dengue vaccines began in the 1920s but was hindered by the need to create immunity against all four dengue serotypes. [10] As of 2023, there are two commercially available vaccines, sold under the brand names Dengvaxia and Qdenga. [11] [12]
Children and older individuals are at a risk of developing complications from dengue fever compared to other age groups; young children typically suffer from more intense symptoms. Concurrent infections with tropical diseases [ 27 ] like Zika [ 28 ] virus can worsen symptoms and make recovery more challenging.
While concerns about vaccine safety are usually irrational, in the case of Dengvaxia there was a basis in evidence. [2] Many parents of children who died blamed the vaccine. [54] Most of the deaths were caused by internal bleeding in the heart, lungs and brain, which are symptoms of hemorrhagic dengue. [55]
A new vaccine candidate was more than 83 percent effective at protecting against hospitalizations over a three-year clinical trial. Dengue virus is a mosquito-borne disease that can cause severe ...
The patent application cites six case studies for conditions such as dengue, dengue hemorrhagic fever and AIDS, which were all conducted at the Fabunan Medical Clinic in Burgos. To date, no registered clinical trials of the Fabunan Antiviral Injection have been performed to validate the Fabunans' claims.
The process of climate change has produced abundant rains and high temperatures, (a phenomenon called tropicalization) favouring the reproduction of the mosquito that transmits the dengue virus, advancing the epidemic this year by several weeks compared to previous seasons, which historically, Infection peaks tended to occur between March and April, suggesting a continued increase in cases. [11]
This year, the incidence of dengue fever globally has been the highest on record, especially in Latin American countries, where more than 9.7 million dengue cases have been reported. That's twice ...
Worldwide, malaria is a leading cause of premature mortality, particularly in children under the age of five, with an estimated 207 million cases and more than half a million deaths in 2012, according to the World Malaria Report 2013 published by the World Health Organization (WHO). The death toll increased to one million as of 2018 according ...