From browsing various subreddits occasionally, robocough seems to be the go-to manufacturer for DXM-only products. I think they mostly sell online. They defini

From browsing various subreddits occasionally, robocough seems to be the go-to manufacturer for DXM-only products. I think they mostly sell online. They definitely know that the people buying their products are using them to get high, some of their marketing in the past has been comical.