Sheikh Saddam, who apparently was heading to Kolkata, was arrested by a team of Armed Police Force (APF) from Birgunj of Parsa district bordering India.
Sheikh told the security agency that he was a drug mule and was ferrying the consignment from Nepal to India for Rs 10,000, The Himalayan Times reported.
According to Sheikh, a contact in Kathmandu had promised him to pay the amount after delivering the consignment.
The APF handed over the suspect to the Nepal Police for further investigation and action.