Four people have been arrested in three separate drugs seizure around the country overnight.
Gardaí are questioning a man in Tallaght, Co Dublin after the discovery of heroin with an estimated value of around €16,000 in a house in Lucan yesterday evening.
Another two people are being held in Galway following the seizure of ecstasy tablets and a number of cannabis plants in a house in Ballymoe last night. A Garda spokesman estimated the haul to be worth around €8,000.
They are expected to appear at a special sitting of Roscommon District Court this morning.
A fourth person was arrested after ecstacy worth an estimated €20,000 was seized during a raid on a house in Shannon, Co Clare. He has since been released and a file has been sent to the DPP.