A 45-year-old man is in police custody. He was arrested by the Ada Police in the Greater Accra Region.
The man was found with a large quantity of a suspected narcotic substance. It weighed 30 kilograms.
The Ghana Police Service stated the substance is believed to be illegal drugs.
Authorities are continuing their investigation into the matter.
The suspect is assisting the police with their inquiries.
The arrest highlights ongoing efforts to combat illegal drug trafficking in the region.