Police hunt drug thief in 'hazmat suit' after bomb scare at Queensland pharmacy

A suspected explosive device left in a Queensland pharmacy by a man in a hazmat suit who sprayed an unknown liquid over three employees before fleeing with stolen drugs, has been declared safe by police.

The man entered a pharmacy on Ocean Drive at Twin Waters shortly after midday and made threats towards staff before spraying them with a liquid and then fleeing the scene with drugs.

The three female staff members, one 20 weeks pregnant, were transported to hospital as a precaution but it is understood they were not physically injured.

The man is described as in his 40s, Caucasian in appearance, of a slim build, with grey brown hair and around 178cms tall.

He was wearing what looked to be a white protective suit and a mask.

Anyone with information that could assist police should contact Crime Stoppers on 1800 333 000.