Part one of term paper
are drugs that excite the nervous system. Most are made from the opium poppy, (Papaver Somniferum) which is found mainly in Asia. were the first drugs used as medicines. They can relieve physical and emotional pain, and for this reason, they made very good medicines. The problem with is that they are highly addictive, and they make pe ...

Part two of term paper
... and most users become constipated, nauseous, short of breath, dizzy, and sleepy. Addicts say that immediately after taking heroin, there is a "rush," followed by a few hours of calm, where people go to sleep, or stay in a half awake state. (During this stage, nothing seems to bother the person. Heroin is the most addictive narcotic. Of all narcotic addicts, 90-95% use heroin. In the United Stated alone, there are between 500,000- 750,000 heroin addicts. Heroin is often mixed with cheaper ...