It causes memory and thinking problems. Some people are less sensitive to it than others, but i think that's why they haven't caught on. People online definitel

It causes memory and thinking problems. Some people are less sensitive to it than others, but i think that's why they haven't caught on. People online definitely experiment with using dxm and the alzheimers drug memantine. From what I've heard they're just too strong. Not sure why something weaker and not functional has never been produced though