Thane: The arrest of a peddler and subsequent seizure of the designer drug, Mephedrone, which goes by street name 'MD' or 'Meow Meow', has become the first such case in Maharashtra to be registered under stringent NDPS Act.

Until now the possession of Mephedrone was charged under sections 328 and 284 of IPC, said DCP (Crime), Thane, Parag Manere.