methylenedioxypyrovalerone

noun

meth·​y·​lene·​di·​oxy·​py·​ro·​val·​e·​rone ˌme-thə-ˌlēn-(ˌ)dī-ˌäk-sē-ˌpī-rō-ˈva-lə-ˌrōn 

variants also 3,4-methylenedioxypyrovalerone

: mdpv

Of the 12 bath salts tested for the Star Tribune, nine contained methylenedioxypyrovalerone (MDPV), a potent stimulant that is not approved for medical use in the United States and was first seized by legal authorities in Germany in 2007, according to the DEA.

—Larry Oakes, The Star Tribune (Minneapolis, Minnesota)