Biddeford police are investigating an armed robbery at the CVS at 384 Elm St. this morning.

A man entered the store at 11:20 a.m. and went to the pharmacy counter and demanded and was given some OxyContin. He did not show a weapon, police said.

The man fled west from the store.

He is described as white, 5-foot-8 to 6 feet tall, thin and was last seen wearing a black hooded sweatshirt, khaki cargo shorts, black and white sneakers, dark sunglasses and a black baseball cap with a DC emblem.

Anyone with information is asked to call police at 282-5127.