Heroin is processed from morphines and comes naturally from different varieties of Poppy plants. The fact that it is natural makes it no less dangerous then crystal meth or cocaine.
From Heroin Rehab Facilities
New Medication for OxyContin and Heroin Addiction
The prescription painkiller OxyContin and the street drug heroin both belong to a class of drugs called opioids. OxyContin is a medication that is used to treat pain for a variety of legitimate medical conditions, but it can have severe consequences when it’s abused. These substances create a strong physical and psychological addiction in the user that is extremely difficult to recover from. Read more