KATHMANDU: Police said they arrested a person in possession of various controlled pharmaceutical drugs from Dharan Sub-Metropolitan City-8 of Sunsari district. The suspect has been identified as Phuldev Das (30) of the Dharan Sub-Metropolitan City-7. Police said he possessed a cache of Lupigesic (49 ampoules), Diazepam (55 ampoules), and Avil (37 ampoules), when a team of security personnel intercepted him during a security check on Monday. Police impounded the motorcycle (Ko 17 Pa 2438) that Das was riding on.