Acting on a tip off, SSB personnel intercepted a car at Panitanki check post on Indo-Nepal border, searched it and found a packet containing the drug.
An Indian woman and a man from Nepal were arrested in this connection, the officials said.
The woman, hailing from Aizawl, had reached Kathmandu from New Delhi by a flight on August 17 and she was suppose to board the Dibrugarh-New Delhi Rajdhani Express from New Jalpaiguri station to return to the national capital.
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