Interesting case http://www.dailymail.co.uk/news/article-3507913/Britain-s-biggest-supplier-cutting-agents-drugs-barons-producing-Glaxo-Smith-Klein-grubby-lock-up.html - selling maybe 1.5 tonnes of Benzocaine and other mixing agents. Jail sentence imminent.
What you choose to put in your body should be your business. This is how natural selection will help society.