Regulators froze the Philippines' world-first public dengue immunisation programme last week and suspended all sales of the vaccine on Monday after Sanofi said Dengvaxia could worsen symptoms for vaccinated people who contracted the disease for the first time.
French pharmaceutical giant Sanofi announced Wednesday that its world-first dengue vaccine could lead to more severe symptoms for people who had not previously been infected.
Federal agency orders StemImmune to stop injecting vaccine into tumors of cancer patients
It is one of the biggest clinical trials involving the disease ever undertaken and has revived hopes in the scientific community of a breakthrough in the battle against AIDS.
Results of trial to be announced later this year