Railway Police seized 42.41 kg of suspected cannabis and detained one person during an operation at New Bongaigaon railway station in Assam, officials said.
The operation was carried out in an AC cabin of the down-bound Tripura Sundari Express under the leadership of New Bongaigaon Railway Police officer Sanjib Choudhury.
During the search, police recovered the contraband and detained a passenger identified as Imran Sheikh.
According to preliminary investigation, the cannabis was allegedly being transported from Agartala railway station in Tripura to Bengaluru.
Railway Police have taken Sheikh into custody and launched a further investigation to ascertain the source of the contraband and identify others involved in the alleged trafficking.