A pharmacy in Yanchep was robbed by a man demanding prescription drugs last night.
At 7pm a man believed to be in his 20s wearing a black hooded top entered the pharmacy in Lagoon Street.
He demanded prescription drugs which the staff gave him and he then left the store.
It is not known if he had a weapon.
Police later found a white Toyota Corolla hatchback believed to be used by the man to escape the scene in a nearby street.
Anyone with any information on the robbery can call Crime Stoppers on 1800 333 000.