A man has been arrested on suspicion of possessing Class A drugs.
The 20-year-old from Warmington was arrested in Oundle on Friday. He has been released on conditional bail pending further inquiries.
Inspector Phil Holton said: “This is the latest in a number of drugs seizures and arrests in East Northamptonshire.
“Any information provided by the public is carefully assessed and, where possible, further action taken.
“We will not tolerate drugs offences within our communities and are cracking down on those that commit them.”
Anyone with information on drug crimes can call police on 101.