Two men arrested following the seizures of 21kg of heroin valued at about €3 million have been charged.
The arrests followed the seizure of the drugs in 1kg packs in a van in the Coolock area and are part of Garda investigations into transnational and Dublin-based organised crime gangs.
The men, in their 30s and 40s will appear before the Criminal Courts of Justice on Monday at 10.30am.
Separately a man arrested on Friday in connection with the seizure of an estimated €100,000 of cocaine in Co Kerry has been charged.
Icelandic police investigating double killing ask gardaí to search Dublin house
Alleged Kinahan associate sent daughters to exclusive Swiss school despite no legitimate income, High Court hears
Man (41) charged with causing serious harm after man dies following Balbriggan crash
Irishman Morgan McSweeney: the softly-spoken chief of staff to Keir Starmer now facing questions
The arrest at a residence in Killarney was part of Operation Tara to disrupt the sale and supply of drugs.
The man, in his 30s, will appear at a special sitting of Cork District Court on Monday.