In Dublin and Roscommon, drug seizures totaling €204,000 have been seized.
Yesterday in Tallaght, 5.74 kilogrammes of herbal cannabis worth over €115,000 was discovered.
A man in his 30s has been arrested and is being held at a garda station in South Dublin.
In a separate seizure on Thursday, 4.5 kilogrammes of herbal cannabis worth €90,000 was found in Roscommon.
A 30-year-old male has been arrested and is currently being held at a Garda Station in the county.