Police have released a computer generated image of a man who may be able to assist with investigations into an armed robbery that occurred in Toowoomba on February 15.

Police have also released an actual image of the man as well as pictures of a bicycle and bag used during the offence.

The man is further described as 170cm tall, skinny build, ‘sun-hardened’ tanned complexion and tattoos on at least one arm.

Preliminary information suggests around 8.15am, a man armed with a knife entered the Mylne Street pharmacy and threatened staff before fleeing the scene with a sum of cash and a quantity of drugs.

No one was physically injured during the incident.

The man was last seen around 8.25am in a car park at the corner of Russell and Clifford Streets.

At that time he was wearing a blue singlet, long dark pants and socks (no shoes).

He is described as being Caucasian in appearance, aged in his 30’s and having a slim build.