Brazil suspends dengue vaccine following two deaths
Brazil has temporarily suspended the use of its domestically developed single-dose dengue vaccine following two suspicious deaths. Health authorities are investigating a potential link between the vaccine and severe adverse reactions.
Why it matters
The suspension of a major public health initiative highlights the challenges of mass vaccination campaigns and the critical importance of post-market safety monitoring.
Brazil said on Monday, June 8, 2026 that it was temporarily suspending use of the world s first single-dose dengue vaccine following two suspicious deaths.
The report provides a factual account of the government's decision and the data surrounding the vaccine trials without editorializing.
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