WA Police are hunting a man involved in an armed robbery at a Spearwood pharmacy overnight.
The man entered the pharmacy on Rockingham Road at approximately 9:30pm armed with a knife, demanding prescription medication and cash.
He obtained a quantity and fled on foot.
Regional Investigation Unit Detectives describe him as 180cm tall, with fair skin and slim build, wearing a black hooded jumper, black track pants, grey sneakers, a mask and glasses.
Investigators are appealing for anyone with CCTV or dashcam vision of the area during this time to contact police.
Anyone with information is asked to contact Crime Stoppers on 1800 333 000 or make a report online at www.crimestopperswa.com.au.