At the end of 2011 and in 2012, the EMCDDA and Europol examined the available information on a new psychoactive substance, 4-methylamphetamine. The two organisations concluded that sufficient information had been accumulated to merit the production of a Joint Report on 4-methylamphetamine as stipulated by Article 5.1 of the Decision.

Table of contents
• Introduction
• Information collection process
• Information required by Article 5.2 of the Decision
• Information from the EMA as requested by Article 5.3 of the Decision
• Summary of findings
• Conclusions
• Annexes