The incident happened in Cookstown, Tallaght last night at around 8.30pm
A man is due in court this morning after allegedly robbing a service station with a syringe.
The 34-year-old was charged with the robbery at the service station in Cookstown in Tallaght last night.
A lone man entered the station on the Old Belgard Road shortly before 8.30pm and threatened staff with a syringe.
He fled the scene on foot with a small amount of cash.
A man (34) was arrested a short time later, and detained at Tallaght Garda Station.
He is due before Tallaght District Court this morning.