What happens when heroin is mixed with other drugs?

What happens when heroin is mixed with other drugs?

Michael Jourdan (Drug Researcher) gives expert video advice on: What are the psychological effects of heroin?; How does heroin affect the human body?; How do opioids like heroin affect the central nervous system? and more...

Well, cutting up heroin is done to make more money, basically. People cut the heroin to dilute it. They'll use whatever is at hand. There are probably around 50 substances that have been used, some are critical and some are not. It could be milk powder, it could be talcum, it could be, in the worst cases, rat poisoning or something like that. Whatever is white and will mix into it will be done by some unscrupulous persons. Most will just use something which is not harmful and cheap and available.