File Not Found
Sorry, the file you requested,
/schaffer/dea/pubs/abuse/chap2/narcotic/heroin.htm,
is under construction, no longer exists or never existed.
You might be able to find it on the
original druglibrary.org site here
http://druglibrary.org/schaffer/dea/pubs/abuse/chap2/narcotic/heroin.htm.