Lambton OPP are investigating a pharmacy robbery.

Police say around 9:35 a.m. Tuesday, a lone suspect entered the Paul Marley Pharmacy in Wyoming and robbed the store with a weapon.

No one was hurt.

The suspect fled the scene and OPP officers combed the area for him.

The suspect is described as male, white, 6 feet tall, 190 lbs., 20- 25 years old.

He was wearing a dark athletic type of pant, a dark hooded jacket or sweater with a hood attached, white shoes, light grey toque and carrying a back-pack suspended from his shoulders.

Police think the suspect may have been in the area prior to the robbery to monitor the pharmacy.

OPP are asking that if anyone noticed the suspect in the area of Broadway and Niagara Streets between 9:30 a.m. and 10:45 a.m. Tuesday that they call police at 519-882-1011.