Over €700,000 worth of drugs were seized by Gardai yesterday.
In Finglas, heroin, cocaine and cannabis herb worth around €580,000 were recovered.
A gun and ammunition were also seized during the search of a premises.
A man in his 30's has been arrested and is being detained at Finglas Garda Station.
Separately, drugs with an estimated street value of €126,000 were seized in county Limerick.
Two guns, ammunition and a firearm component were also recovered.
