A Takeda Vaccine for Dengue Appears Effective, But the Story Is Nuanced
November 7, 2019
(STAT News) – A key hurdle Takeda must clear is to demonstrate that its own vaccine is not hindered by an issue that has clouded Sanofi’s Dengvaxia vaccine, which can actually make future cases of the mosquito-borne virus more severe in people who were not previously infected. After this finding was disclosed two years ago, a widespread vaccination campaign run by the Philippine government was abruptly halted amid scandal. Sanofi has struggled ever since to make a success of the product. For the moment, Takeda reported preliminary results that are decidedly mixed.