Cocaine thought to be worth €800 has been seized in the city centre.
The drugs were found along with a revolver and ammunition at a house on Sheriff Street yesterday afternoon.
A man in his late teens and a young woman have been arrested.
Gardaí from the Drugs Unit attached to Store Street Garda Station carried out the search shortly after 3.30pm on Sunday.
A man in his late teens and a juvenile female arrested at the scene are both detained at Store Street Garda Station.