Four persons were arrested and 1.5 kilograms of ganja was seized from them here on Saturday.
Police said that M. Nallamadan, 39, T. Tamilarasan, 19, P. Jayabharathi, 21, and K. Ganeshraj. 22, of Ayyan Kondan village in Virudhunagar district were arrested.
Based on the confession, the police seized the narcotic substance from them. Discreet probe revealed that Ganeshraj used to procure the narcotics from Odisha and sell it in Sethur area with his accomplice.
After registering a case, the police produced them before a judicial magistrate court, which remanded them in judicial custody.