Drugs were seized in two separate instances across the last week.
During the first seizure, which took place last Tuesday (September 25), 145 tablets were taken from a 26-year-old at a residence in Muirhevnamor.
Cannabis was also found in the Demesne area of the town on Sunday, October 1.
A 19-year-old male from Dublin was charged with possession of the drug. A file will now be filed for the DPP.
Anyone with information on these or other incidents is asked to contact the Gardaí on (042) 938 8400.