Steroids.
That's it. Just like the "addictive substance" in heroin is heroin, the addictive substance in steroids is the steroids themselves.
The addictive substance
YES. suboxone is an addictive substance.
Apex :) Nicotine is the addictive substance that is found on tobacco.
No, they're not physically addictive. They may become habit forming or mentally addictive though.
steroids are a poweful drug which can cause an immedite boost of energy. They are physical and are not addictive. You can stop, but it is indeed harmful to your body and one shouldn't risk it.
No it is not cosidered an addictive substance. It can be craved but not to be mistaken and taken to the level of addiction
Nicotine
Ethyl alcohol (C6H5OH) is the addictive substance.
false. Marijuana is psychologically addictive. There is not a addictive substance in marijuana
Steroids is this substance
Nicotine.
Nicotineprobably nicotine