Vectobac-G is used for the larvae of mosquitos in the water. It is used by the mixture of grains in the water so it get absorbed and the larvae which is produced dies.
SAFETY DIRECTIONS: DO NOT touch or rub eyes, nose or mouth with hand when handling granules. May irritate the eyes. Avoid contact with eyes, skin and open wounds. Avoid inhaling dust. After use and before eating, drinking or smoking, wash hands, arms and face thoroughly with soap and water. Keep out of reach of children.