It will only serve to drive things underground, driving down quality, purity, safety and increasing the number of substance related deaths.
With the ever-constricting noose of repressive drug legislation in the uk causing the people distributing these sorts of products to have to resort to scraping the bottom of the barrel for ever more meagre returns, in terms of safety, toxicological profiles, and user tolerability.
Just look at the way things started out, the first wave of compounds, HU-210, CP-55,940 and analogs of it, the JWH aminoalkylindoles, or some of them weren't too bad, but some of the garbage thats been released is just shocking. things producing fluoroacetate in vivo, that one that knocked off a lot of russian users.
Help things? this new legislation, unless it can be defeated, can only serve to inflict shocking decreases in overall safety of the using population, which isn't going to go away all of a sudden.