Revenue officers seized 140kg of cannabis resin and 3kg of cocaine following the searches
Cannabis and cocaine with an estimated value of €1.1m has been seized in Dublin.
Customs detector dog Meg sniffed out at the drugs on their way into Dublin port on Wednesday afternoon.
Gardaí and revenue officers launched a joint operation and the drugs were seized at a business in the Ballycoolin area of Blanchardstown yesterday.
Gardaí said 150kg of cannabis resin and 3kg of cocaine was confiscated following the operation.
A 43-year-old Irish man has been arrested and is currently being held at Ballyfermot Garda Station.
Garda investigations are continuing.
Anyone with any information regarding smuggling is encouraged to contact the Confidential Revenue Freephone line on 1800 295 295.