The robbery happened around 9:00 this morning at the store located in the 400 block of W. Cheltenham Avenue.
The suspect is described as a black male in his mid 20's with a dark complexion and standing about 5 foot 10 inches tall. He was wearing dark blue scrubs. He is also believed to have some facial hair and was armed with a black hand gun.
The suspect fled on foot behind the store heading north on Cheltenham Avenue.
There were no injuries reported.