This is a pretty bad article, with little science and lots of tabloid qualities.<p>Like I suspect many other readers, I had never heard of alpha-PVP, though.<p>Obligatory Erowid link: <a href="https://www.erowid.org/chemicals/a-pvp/a-pvp.shtml" rel="nofollow">https://www.erowid.org/chemicals/a-pvp/a-pvp.shtml</a><p>"Euphoric Stimulant" ... "Its dose, effects, and duration are similar to those of MDPV. Chemically, it is a synthetic cathinone, and first became popular in the US in 2013."