POLICE seized illicit drugs worth more than $5 million after raids on four houses in Maidstone and Cairnlea on Friday morning.
Five people were arrested after police uncovered five kilograms of heroin and ice.
A woman in her 30s, a man in his 20s and three other men aged in their late 40s to early 50s were taken into custody and were assisting police with their inquiries.
Investigators believe the haul has made a significant impact on distribution in the western suburbs.