Samenvatting
Every year several hundred blood and urine samples of persons involved in road traffic accidents and who are suspected of taking drugs, are investigated. In far than 100 cases a year the presence of psychotropic substances or the metabolites can be proved, through the effect of alcohol is dominant. In this study only 36 cases without alcohol or a BAC up to 0. 5 per mille were investigated. Diazepam, Nordiazepam, Bromazepam, Oxazepam and Lorazepam were found.