A 16-year-old boy was arrested on suspicion of possession of a class A controlled drug with intent to supply following searches in Armagh City on Thursday evening.
He has since been released on bail pending further enquiries.
The arrest came as police carried out three house searches in the City area
As a result police seized suspected Class A drugs – estimated to be worth several thousand pounds – and a quantity of Class B and Class C drugs, alongside drug paraphernalia and balaclavas.
Police were unable to provide more detail on the location of the raids.