Police allegedly located amphetamines during searches of two separate vehicles on the Central Coast.
About 1:45pm on Friday, officers pulled over a green Holden Commodore in Woolana Avenue at Halekulani.
During a search of the vehicle, amphetamines and drug paraphernalia were allegedly found.
The 24-year-old male driver was arrested and charged with supplying and possessing a prohibited drug, and breach of bail.
At about 8pm the same day, police pulled over a silver Holden Commodore on Wyong Road at Berkeley Vale.
Police allegedly located methylamphetamine and cash during a search of the vehicle. The 44-year-old driver from Killarney Vale was arrested and charged with supplying and possessing a prohibited drug, and dealing with suspected proceeds of crime.
He was refused bail and is due to appear in court in March.