The police seized around 6,000 Yaba tablets — globally dubbed the “madness drug” — from Kadamtala under Kaliachak station and arrested a person in this connection on Tuesday night.

Sources said Sakiul Sheikh of Mozampur was heading to Mahadipur under Englishbazar police station in a two-wheeler. A police team stopped him and found him with tablets.

“During primary interrogation, the youth stated that he had to deliver the tablets to a person in Mahadipur. We are trying to find out whether these people are carriers or are involved in a smuggling racket,” said a police officer. A case under the NDPS Act has been filed against Sheikh.

In a separate incident, three persons were arrested from Mahadipur with 450gm of brown sugar on Tuesday.