Gardaí discovered a substantial amount of heroin and a machete following a search of a vehicle in the county recently.
Members attached Carlow Garda Station searched a suspicious vehicle while on mobile patrol over the weekend under the Misuse of Drugs Act.
Around €11,000 worth of suspected heroin was found in the car along with a knife and machete. One person was arrested and is charged to appear before court.
The division drugs unit also conducted a search under warrant of a house in the Carlow area on the on 18 June. €2,900 of drugs was discovered including diazepam tablets and cannabis.
One person was arrested and will appear before Carlow District Court shortly.