Chatham-Kent police executed a couple of search warrants on Tuesday.
The first at a residence and vehicle in Chatham.
In total police discovered $7,000 dollars worth of fentanyl and cash.
A 33 year old Chatham man, a 29 year old Chatham man and a 28 year old Chatham woman all charged with possession for the purpose of trafficking.
In Blenheim, a warrant turned up cocaine, a firearm, and ammunition.
A 29 year old Blenheim man is facing drug and weapons charges.