The 23 year old man allegedly had in his possession 5kg worth of marijuana.
He is being held at the Boroko police station cells.
In another drug related arrest police arrested a Tari man late last night near the 4 mile main bus stop after they received a tip off about him selling drugs.
That suspect had about 10kg worth of marijuana at the time of his arrest.
The man is also being detained at the Boroko cells.
