 On December 8, 2011, under the Synthetic Drug Control Act, the US House of Representatives voted to ban MDPV and a variety of other synthetic drugs that had been legally sold in stores.In April 2011, two weeks after being reported missing, two men in northwestern Pennsylvania were found dead in a remote location on government land.The official cause of death of both men was hypothermia, but toxicology reports later confirmed that both Troy Johnson, 29, and Terry Sumrow, 28, had ingested MDPV shortly before their deaths.