Treatment comprising all structured interventions, specific pharmacological and/or psychosocial techniques aimed at reducing or abstaining from the use of illegal drugs. In the EMCDDA Treatment Demand Indicator Protocol (version 3.0, 2012), the following definition is provided: an activity (activities) that directly targets people who have problems with their drug use and aims at achieving defined aims with regard to the alleviation and/or elimination of these problems, provided by experienced or accredited professionals, in the framework of recognised medical, psychological or social assistance practice. This activity often takes place at specialised facilities for drug users, but may also take place in general services offering medical/psychological help to people with drug problems.