The developing practice of combining kratom, a available botanical, with pain reliever – often referred to as "Kratom Lean" – presents a challenging legal ambiguity. At present, the federally regulated status of kratom is in flux, varying greatly by state across localities, while codeine’s prescription-only nature adds another aspect of legal

The growing popularity of "legal lean" syrup, a concoction with codeine and copyright, is creating a especially hazardous situation when combined with kratom. Both act on the central nervous system in different ways, but their combined effects can be life-threatening. Users may experience heightened respiratory suppression, increased sedation, and