Two men were arrested following an operation involving the Divisional Drugs Unit, the Drugs and Organised Crime Unit from Harcourt Street in Dublin, Customs officials and local Gardaí.
A search warrant was executed and a large quantity of cannabis herb was found over the weekend.
Two men – one in his early 20s and the other in his mid 30s were taken into custody and detained at Clonmel Garda station.
Both have since been released without charge and a file has been sent to the Director of Public Prosecutions.