The drug is similar to speed, ecstasy and cocaine, with some people finding it hard to sleep for days and lose their memory.
Drugs worth half a million Euro have been seized in Newbridge.
An 18-year-old man has been arrested in connection with the seizure.
He is due in court this morning at 10.30am.
Revenue officers seized 10.19kgs of the synthetic drug Mephedrone.
The drug is similar to speed, ecstasy and cocaine, with some people finding it hard to sleep for days and lose their memory.
It can also cause hallucinations, nosebleeds and even fits.
The drug gives some people a false sense of confidence, but it can also cause paranoia and agitation.
The seizure was a result of a joint operation conducted by Revenue’s Customs Service, the Garda National Drugs and Organised Crime Bureau and the Newbridge Drugs and Crime Unit.

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