Four men are in custody for separate cases of alleged unlawful possession of illicit drugs, with two men arrested along Reservoir Road last night after they were discovered with a bag containing white substances believed to be methamphetamine.
Police say the two were stopped and a subsequent search led to the discovery.
Meanwhile, two men were arrested in Lajonia and Savusavu Town after they were found with dried leaves, branches and seedlings believed to be marijuana.
A police raid in the Nawi farming area led to the discovery of close to 500 plants believed to be marijuana.
The Northern Division Operations Team is searching for the owner, whose identity is known to police.
All seized substances have been sent for analysis.