En español
NIDA

Menu

Illegal Drugs

Publication Cover

Marijuana (Mind Over Matter)

Published January 1997.
Explains how THC, the active ingredient in marijuana, causes changes in the brain that affect memory, emotions, balance, and judgment. En Español

Publication Cover

Methamphetamine (Mind Over Matter)

Published October 2000.
Explains how methamphetamine acts in the body and the brain and what happens with long-term use of the drug. En Español

Publication Cover

Hallucinogens and Dissociative Drugs (Research Reports)

Published March 2001.
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. En Español

Research Report: Heroin Cover

Heroin: Abuse and Addiction (Research Reports)

Published October 1997. Revised May 2005.
Offers the latest scientific information on heroin abuse, exploring the health and medical consequences of its use, maternal heroin abuse, and treatment options for heroin addiction. En Español

Publication Cover

MDMA (Ecstasy) Abuse (Research Reports)

Published March 2006.
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. En Español

Steroid Abuse and Addiction Research Report Cover

Anabolic Steroid Abuse (Research Reports)

Published July 2001. Revised August 2006.
Explores the latest research on anabolic steroid use, including health consequences of steroid abuse, the effects it can have on behavior, prevention research, and effective treatment approaches. En Español

Publication Cover

Anabolic Steroids (Mind Over Matter)

Published January 1997. Revised January 2009.
Shows young teens how anabolic steroids can cause liver damage and cancer and weaken the immune system. En Español

Publication Cover

Cocaine (Mind Over Matter)

Published January 1997. Revised January 2009.
Explores with young teens how cocaine changes the way nerve cells communicate in the brain and the negative effects the drug can have on the body. En Español

Publication Cover

Hallucinogens (Mind Over Matter)

Published January 1997. Revised January 2009.
Explains how hallucinogens affect the brain’s communication centers as well as its ability to control sleep and emotions. En Español

Publication Cover

Opiates (Mind Over Matter)

Published January 1997. Revised January 2009.
Describes how opiates, such as Vicodin, morphine, heroin, and codeine, affect the brain, the nervous system, and the limbic system, which controls emotions. En Español

Pages

Attention

Due to the lapse in government funding, the information on this web site may not be up to date, transactions submitted via the web site may not be processed, and the agency may not be able to respond to inquiries until appropriations are enacted. Updates regarding government operating status and resumption of normal operations can be found at

Looking for Treatment?

Use the SAMHSA Treatment Locator or 1-800-662-HELP.

Helpline open during government shutdown

Ordering Publications

Call 1-877-643-2644 or:

NIDA Drug Pubs