The man was removed from his vehicle yesterday.
A motorist has been arrested in Laois for drug driving.
Laois Road Policing Unit and the Road Safety Authority ran a joint checkpoint yesterday and a white Mercedes-Benz was stopped for a routine inspection.
Gardaí say the result of a roadside drug test was clear and concerning.
A combination of cannabis, cocaine, and opiates was detected.
The driver was removed from the road, and court proceedings commenced.
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