The seizures include the detection of 14kg of herbal cannabis at Shannon Airport.
Just under half a million euro worth of cannabis has been seized by revenue officers in the Midlands, Shannon Airport, Dublin, and Rosslare Europort.
21kg of cannabis were discovered after various operations including a 14kg seizure worth 280,000 euro at Shannon Airport.
Additionally, 10kg of cannabis resin worth €71,000 was also seized.
Various other illicit drugs,145 counterfeit items with an estimated value of over €200,000 were also among the detections.
A number of weapons, including tear gas, air soft guns, and fireworks have also been seized by revenue officers in the last week.
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