Home Global In 2015, there were 25 deaths involving NPS drugs (so called leg… Global UK In 2015, there were 25 deaths involving NPS drugs (so called leg… By KS Rao & Team - September 10, 2016 0 RT @statsjamie: In 2015, there were 25 deaths involving NPS drugs (so called legal highs) which were still legal at the time of death. Source by ONS