Guwahati: The NCB arrested two drug traffickers and seized 53.937 kg of Methamphetamine/WY Tablets, suspected to be originating from Myanmar and valued at approximately Rs 43 crore in the illicit market, in Guwahati, an official said on Sunday. The Narcotics Control Bureau (NCB), Guwahati, achieved a significant breakthrough on October 6 in its sustained campaign.