Officers from the Organised Crime and Counter Terrorism Unit (OCCTU) seized a quantity of drugs and cash during an intelligence led operation in Lanarkshire on Thursday.
Around 12.45pm officers stopped and searched a vehicle on Craigneuk Street, Wishaw and recovered a quantity of heroin.
Officers then searched several properties in the Laurel Drive area, where a quantity of amphetamine, cocaine, cannabis and mixing agent were recovered.
A four figure sum of cash was seized.
Two men, aged 45 and 44, and a 40-year-old female have been arrested in connection with the recoveries.
They are due to appear at Hamilton Sheriff Court on Monday.
A report will be submitted to the procurator fiscal.