Methamphetamine is a stimulant drug usually used as a white, bitter-tasting powder or a pill. Crystal methamphetamine is a form of the drug that looks like glass fragments or shiny, bluish-white rocks. It is chemically similar to amphetamine (a drug used to treat attention-deficit/hyperactivity disorder [ADHD] and narcolepsy, a sleep disorder). Learn about the health effects of methamphetamine and read the DrugFacts.
Common Names
Chalk, Crank, Crystal, Fire, Glass, Go Fast, Ice, Speed, Tina
Looking for Treatment?
Use the SAMHSA Treatment Locator or call 1-800-662-HELP (4357).
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Related Resources
- Methamphetamine Abuse - Message from the NIDA Director
- Club Drugs
- Availability and Effectiveness of Programs to Treat Methamphetamine Abuse (Testimony to Congress)
- NIDA for Teens Drug Facts on Methamphetamine (Meth) - Offers resources for teens and teen influencers. Get the latest on how drugs affect the brain and body. Features videos, games, blog posts, and more!
- Easy-to-Read Drug Facts on Meth (Crank, Ice) - Has pictures and videos to help readers understand the text. The website also can read each page out loud.
- NIH Director’s Blog on Methamphetamine
Other Resources
- MEDLINEplus Health Information on Drug Abuse (National Library of Medicine, NIH)
- Healthfinder.gov (U.S. Department of Health and Human Services)
Clinical Trials
Clinical trials are research studies in human volunteers conducted to answer specific health questions. Learn about the NIH-sponsored clinical trials available to you.
- NIDA Clinical Trial Locator - answer a few simple questions and get contact information for Clinical Trials near you.