This article explains the international context of regulation to control addicting substances that gave rise to schedules. It discusses the impact of scheduling decisions on subsequent national drug control legislation and international drug control negotiations, highlighting how the creation of schedules introduced new incentives and rewards into calculations about the national/international commerce in drugs.
Drug consumption rooms have been established in several countries, where confirmed drug users are allowed to consume their drugs in hygienic conditions and without fear of arrest. These facilities, which mostly operate in big cities, emerged because of serious health and public order problems associated with drug use, especially drug injecting in public places. In 2004, there were about 60 consumption rooms in 36 European cities and two pilot projects of medically supervised injecting centres in Australia and Canada.