Police say a man who robbed a Halifax drug store of prescription drugs was later found unconscious after consuming most of the pills.

Halifax Regional Police say at 10 p.m. on Sunday, they were called to the Shoppers Drug Mart after the suspect entered the store with a knife and demanded pills from the pharmacist.

After swallowing most of them, he fled the scene, but was later located unconscious when police searched the area for him.

The 33-year-old was taken to hospital with non-life threatening injuries and is charged with robbery and possession of a weapon.