It is called the Jelly drink and a similar stock was recovered before near a school in Kegalle.
Police media spokesperson ASP Ruwan Gunasekara stated that Parents and teachers must be vigilant regarding the behaviors of school children.
2200 packets containing mixtures blended with cannabis were recovered from shops close to schools in Peliyagoda.
Police said that the shops concerned had for a long time sold these packets that intoxicate students.
Three persons have been arrested in connection with this.