Vani, 23, a housewife, allegedly used pesticides after giving the same to her two children Bhavana, 3, and Akahsya, 1 Monday at the Kotagattu Center in Nunna village on the outskirts of Vijayawada.
All three died while receiving hospital treatment. The reasons for the extreme step were not immediately known. Nunna police registered a case and started an investigation.