Heroin is one of the most addictive drugs in the world. On the streets, it goes by many names. These slang terms help dealers and users disguise the substance. Terms like “brown sugar” and “dragon rock” may sound harmless. However, they represent a drug that can destroy lives. In this article, we’ll look at some of the most common heroin street names. We’ll also explain why these street names matter and the risks involved in using heroin.