The opinions expressed in the studies are those of the consultant and do not necessarily represent the position of the Commission.
A measure is effective when it leads to either a substantial reduction of the crash rate associated with alcohol consumption or to a substantial reduction of the number of kilometres driven while the driver is drunk (the prevalence). There is no treatment for drink drivers that will cure them from their acute impairments. If there were some kind of miracle pill that would make it perfectly safe to drive while drunk, the road safety problem due to alcohol would be solved. Such a pill doesn't exist, although some drivers erroneously believe that drinking coffee or drinking water after having consumed alcohol helps them to sober up. As there is no treatment possible, all measures are aimed at reducing the prevalence of drink driving. The measures to reduce drink driving can be categorized in five separate groups. These groups are: