The island-wide National Drug Prevention Week under the patronage of President Maithripala Sirisena coinciding with the “International Day Against Drug Abuse and Illicit Trafficking” saw the completion of its final day successfully yesterday (30). The main ceremony of the week long campaign will be held at Sugathdasa Stadium today (01July) with the participation of His Excellency the President Maithripala Sirisena as the Chief Guest.