NDLEA operatives in Oyo State on Monday arrested a wanted female drug kingpin who was a major illicit drug distributor in Ibadan.
Most of the seized drugs were ketamine, crystal methamphetamine, methamphetamine tablets, heroin, ecstasy, and cocaine.
Cambodian customs police said they arrested two South Korean nationals for an attempt to smuggle 2.27kg of narcotics to South Korea.
The NDLEA commander said 640 suspects, comprising 614 males and 26 females, were arrested within the period under review.
The Southeast Asian country has no death sentence for a drug trafficker.
Of the 3,091.032kg of hard drugs seized between January and now, cannabis sativa accounted for the largest seizure.
