Four people were arrested following the seizure of drugs, mobile phones and a large sum of cash in Blackpool.
Drugs warrants were conducted at two addresses on Handley Road last Wednesday.
Officers subsequently found and confiscated Class A and B drugs, mobile phones and a significant amount of cash.
A 25-year-old-man from Bradford, a 30-year-old woman from Blackpool, a 36-year-old man from Blackpool and an 18-year-old man from Blackpool were arrested on suspicion of possession of class A and class B drugs with intent to supply.
They were later released under investigation as enquiries continued.