Ujjain: More than 50 persons were booked by the police for drunken driving. This included cars or two wheelers.The police apprehended drunk drivers from Dewasgate Square, Freeganj, Chhatri Chowk and Agar Road. Their vehicles were seized by the police. However, most of them were freed in morning after being warned by the police. The police launched this campaign as per the instruction of Superintendent of Police, SP Manohar Verma.