The Excise department on Wednesday seized 23.42 grams of suspected heroin from a lodge on PP Road in Perumbavoor. The suspected narcotic substance was confiscated from the room where Assam native Noushad Alam, 27, had checked in.The drug was found in 240 tiny containers, the Excise said. Fresh empty containers were also found in the room. Mr. Alam had checked in on Tuesday. The investigators found that he had stayed in the lodge earlier also.He had managed to move out of the room just ahead of the raid, Excise sources said.The raid, led by Excise inspector S. Binu, was conducted as part of a drive named Operation Thunder.In a separate incident, the Perumbavoor police on Sunday arrested a 25-year-old Assam woman with 1.3 grams of suspected heroin. Shahida Khatoon of Nagaon was arrested during a raid in Perumbavoor town as part of Operation Toofan, the State-wide anti-narcotic drive. Published - June 11, 2026 12:18 am IST