An inquiry into Scott's death found that because he had been without the drug for several weeks, his body could not take his normal dose. It also revealed that his final shot contained an impurity - urine acetylcodeine. "If there had been a controlled environment for my son to take his heroin, and it had been supplied legally, he would still be alive. There are basically two policy options: you can legalize and regulate the supply, as you do with other drugs such as alcohol and tobacco, or you can leave criminals to control everything.