All persons are admitted to Bilhaur Community health centre where condition of the four children are stated to be critical, SDM, Bilhaur Shailendra Bhatia said.
The family, residing in Uttaripura village, had prepared 'prasad' which was consumed by members and later they showed signs of Diarrhoea, Bhatia said.
The patients may be referred to Kanpur if their condition deteriorates, the SDM said, adding that, government officials are present at the hospital.