DexAlone Share definition Flag A Dextromethorphan-only containing product, produced by Xanodyne Pharmiceuticals, INC; a premium alternitive to Robotussin Drop the Robo foo! DexAlone is better! DexAlone by M0T0RH3D November 5, 2006 0 0 Get merch Get the DexAlone mug. Buy Now — $32.95 See more merch