This report presents the data and findings of the risk assessment on the new psychoactive substance, 1-(1,3-benzodioxol-5-yl)-2-(pyrrolidin-1-yl)pentan-1-one, that was conducted by the Scientific Committee of the EMCDDA. Concerns over this stimulant drug in the European Union led to an assessment of the health and social risks posed by the substance in April 2014.

MDPV is a ring-substituted synthetic derivative of cathinone chemically related to pyrovalerone, both of which are subject to control under the 1971 United Nations Convention on Psychotropic Substances. MDPV has potent cocaine-like stimulant properties.