BRIEF COMMUNICATION

administration with fruit juice, he developed problems is a recreational drug and cathinone derivative related to mephedrone (4-methylmethcathinone), which has become popular as a “ legal high ” in the UK. 1 – 3 When mephedrone was made a controlled drug in April 2010, “ Energy 1 ” (NRG-1) emerged and was advertised to contain naphyrone – at the time a legal alternative to mephedrone. 1,4 Naphyrone was also classifi ed in the UK in July 2010. Data on the ana-lytical profi le of naphyrone that allow identifi cation of this concentrating, blurred vision, and increasing restlessness. He could not sleep for 2 nights following drug ingestion and was feeling very nervous. In addition, he reported visual, acoustic, and body hallucinations and mortal fear. He was obsessed with possible adverse effects of the drug he had ingested and mentioned fears about possible carcinogenic effects and that the drug might be attack-ing his liver. The patient was a heavy tobacco smoker and regularly used alcohol and benzodiazepines. He was on Sympathomimetic toxicity in a c recreational use of naphyrone (n