Yes, heroin is an opiate and is physically addictive.
Steroids. That's it. Just like the "addictive substance" in heroin is heroin, the addictive substance in steroids is the steroids themselves.
Heroin
Ecstasy and heroin are both very dangerous and addictive drugs. Do not use them.
very addictive
Yes
No. Heroin is extremely addictive. There is no such thing as using heroin responsibly.
Heroin
that it is highly addictive.
The heroin drug? - an addictive narcotic: a white powder derived from morphine that is a highly addictive narcotic drug
Heroin will almost certainly hurt you if you use it; it is addictive, it is a powerful narcotic, and many people have died of heroin overdoses.
cocaine, crack, heroin ,ecstasy, alcohol. There are others, but these are def. at the top for addictive drugs
They don't. It is not physically addictive like heroin.