The police today said the people, suspected to be suffering from food poisoning, complained of vomiting and stomachache, after taking the 'prasad' consisting of sprouts, gram, coconut and others during the local 'Bhuldia' festival at Hholmari village near Bijoynagar town of the district.
The affected have been admitted to local hospitals in Palashbari and Mirza.
Senior district officials have gone to the spot and samples of the offering has been sent for tests, the sources added.