Drug Facts

Estimate of 5.7 million users, we still have a substantial distance to go in reducing the use of this addictive stimulant. Science is helping. For example, we now know more about where and how cocaine acts in the brain, including…

Of the 4.2 million Americans who have ever tried crack, about 600,000 are currently addicted. Some experts call it the most addictive drug; and some users say they were addicted the moment they first put a pipe to their lips.…

Typically, a heroin abuser may inject up to four times a day. Smoking and sniffing heroin do not produce a "rush" as quickly or as intensely as intravenous injection, NIDA researchers have confirmed that all three forms of heroin administration…

Most users roll loose marijuana into a cigarette (called a "joint"). Effects of smoking marijuana are felt within minutes, reach their peak in 10 to 30 minutes, and may linger for two or three hours. Marijuana is the most often…

The effects of long-term MDMA use are just beginning to undergo scientific analysis. In 1998, the National Institute of Mental Health conducted a study of a small group of habitual MDMA users who were abstaining from use. The study revealed…

Methamphetamine is the name of the drugs commonly known on the street as Meth, Crystal Meth, Crystal, Ice, Crank, Speed, Glass, and Chalk. Methamphetamines come in many forms and can be smoked, snorted, orally ingested, or injected. Meth is odorless,…