Psychiatrists say they are at a loss as to why HHC a legal cannabis like substance is still being sold in shops., A new study has found it's now the second most common drug linked to psychosis Hhc Disposable Vape Ireland HHC Disposable Vape PensAvailable in Europe & UK HempireGardens HHC Cherry Pie Owls Oil Golden Range HHC Vape Pen Salt Switch Wholesale Ireland HHC is now banned in Ireland. The synthetic drug is commonly used in e cigs and vapes but has now been listed as a schedule 1 controlled drug.