NIDA Info-Facts: from the National Institute on Drug Abuse. This site covers a limited number of illegal drugs. The information here is excellent.

Parents - the Antidrug: Information on health hazards and effects can be found here! Look for the link at the bottom of each page to get street names for each drug.

Check Yourself: This site is from the Partnership for a Drug Free America. Click on a drug name to find information about the short and long term effects of each drug.

StreetDrugs: This site has a lot of information on it! Click where it says Select, then choose from the list or use the Drug Index A-Z

White House Drug Policy: There is a ton of information here. Take your time and look around. The drug fact sheets are excellent.

Drug Information: This site is part of the Drug Enforcement Agency of the United States Department of Justice. Be sure to scroll down to the bottom for the list of "Other Drugs". Also, look in the menu on the left, under the bold heading Drug Policy, click on Drug scheduling, this page will tell you what legal schedule your drug is. An easy way to find your drug is to do a find search (apple button-F), type in the drug name and it will find it on the page.