
The Union Health Ministry has directed states to strengthen dengue surveillance and mosquito control as monsoon conditions and El Niño increase transmission risks.
Data from the NCVBDC shows 13,336 dengue cases and 12 deaths reported so far this year, with Tamil Nadu leading with 4,973 infections.
States must expand testing using ELISA-based NS1 and IgM kits and ensure hospitals maintain contingency plans, following a total of 121,824 cases reported in 2025.