Heroin is derived from opium poppy plants. A white syrup is taken out and when dried forms opium. Then from this form other illegal drugs such as Heroin are made.
Heroin is very much addictive and is considered a depressant. It affects the brain making it unable to feel pain any longer. There are numerous ways in which it is used a few being smoked, injected or inhaled.
Schedule of Controlled Substance/Penalties
Heroin is considered schedule 1 meaning there is no accepted medical treatment and it is illegal to create and distribute. No less than 5 years jail time and large fine.
The brain is effected and cannot determine what is pain. Also one using Heroin can see an effect in blood pressure, arousal, and respiration.