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NIDA

Illegal Drugs

Methamphetamine

Provides an overview of the latest scientific findings on methamphetamine, including short- and long-term health consequences, effects on pregnancy, and potential prevention and treatment options.

Published: April 1998
Revised: September 2013

MDMA (Ecstasy) Abuse

Describes the science behind MDMA (ecstasy) abuse, including what it does to the brain, whether it is addictive, and the latest research regarding prevention and treatment of MDMA.

Published: March 2006

Marijuana

Explores the latest research on marijuana, including the scope of marijuana use in the U.S., health consequences, its effects on every-day activities, available treatments.

Published: October 2002
Revised: July 2012

Hallucinogens and Dissociative Drugs

Offers the latest research findings on hallucinogens and dissociative drugs, describing what they are, how they are abused, and basic facts about different drugs within this classification of drugs.

Published: March 2001
Revised: January 2014

Cocaine

Describes the latest research findings on cocaine, exploring the scope of abuse in the U.S., its potential long- and short-term health effects, maternal cocaine use, and treatment approaches.

Published: May 1999
Revised: September 2010

Treatment Statistics

According to the Substance Abuse and Mental Health Services Administration’s (SAMHSA’s) National Survey on Drug Use and Health,1 23.5 million persons aged 12 or older needed treatment for an illicit drug or alcohol abuse problem in 2009 (9.3 percent of persons aged 12 or older). Of these, only 2.6 million—11.2 percent of those who needed treatment—received it at a specialty facility.

Nationwide Trends

A major source of information on substance use, abuse, and dependence among Americans aged 12 and older is the annual National Survey on Drug Use and Health (NSDUH) conducted by the Substance Abuse and Mental Health Services Administration. Following are facts and statistics on substance use in America from 2012, the most recent year for which NSDUH survey data have been analyzed.

High School and Youth Trends

Every year, the Monitoring the Future (MTF) survey measures drug, alcohol, and tobacco use and related attitudes among 8th, 10th, and 12th graders. Following are facts and statistics about youth substance use from the 2013 MTF report

Drug-Related Hospital Emergency Room Visits

National estimates on drug-related visits to hospital emergency departments (ED) are obtained from the Drug Abuse Warning Network (DAWN),1,2 a public health surveillance system managed by the Substance Abuse and Mental Health Services Administration (SAMHSA), U.S. Department of Health and Human Services (HHS). DAWN data* are based on a national sample of general, non-Federal hospitals operating 24-hour Emergency Departments (EDs).

Heroin

Offers the latest scientific information on heroin use and its consequences as well as treatment options available for those struggling with heroin addiction. 

Published: October 1997
Revised: February 2014

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