Artikel 10

1. Each Party shall require, taking into account any relevant regulations or recommendations of the World Health Organization, such directions for use, including cautions and warnings, to be indicated on the labels where practicable and in any case on the accompanying leaflet of retail packages of psychotropic substances, as in its opinion are necessary for the safety of the user.
2. Each Party shall, with due regard to its constitutional provisions, prohibit the advertisement of such substances to the general public.