Authorities have seized mephedrone (MD) drug valued at Rs 1,814 crore and its raw materials from a factory on the outskirts of Madhya Pradesh capital Bhopal and arrested two persons in this connection, officials said on Sunday.

Total 907.09 kg of mephedrone, both in solid and liquid forms, was seized in the raid and search operation carried out jointly by the Gujarat Anti-Terrorist Squad (ATS) and the Narcotics Control Bureau (NCB), Delhi, at the factory located in Bagroda industrial estate near Bhopal on Saturday, they said.