More than 15 people have been affected in the village with several undergoing treatment at nearby health facilities including Manikpur primary health centre (PHC).
Narayana said that 11 people from Vuyyuru and its surrounding villages were admitted to the hospital after suffering from diarrhoea, with only six belonging to the Vuyyuru municipality jurisdiction.
Twenty-one students were shifted to a sub-divisional hospital after their condition worsened, while parents alleged expired chhatua supplied to the hostel caused the illness.