You can find robitussin maximum strength which only had dextromethorphan in it, if you must go this route, it's the best way to go, do not resort to coricidon. Wow talk about memory lane, last time I touched this stuff was when I was 14. Don't get me wrong, I do find it recreational, but long term use is not good at all, treat it like any other psychedelic / disaasociative