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  1. Methamphetamine - Wikipedia

    The highest prevalence of illegal methamphetamine use occurs in parts of Asia and Oceania, and in the United States, where racemic methamphetamine and dextromethamphetamine are …

  2. Methamphetamine | National Institute on Drug Abuse (NIDA)

    Nov 20, 2024 · Methamphetamine is a lab-made (synthetic) stimulant with high addiction potential. When sold as shiny bluish-white rocks or crystals, it may be called “crystal meth,” …

  3. Methamphetamine | Definition, Physiological Effects, Crystal …

    6 days ago · methamphetamine, potent and addictive synthetic stimulant drug that affects the central nervous system (the spinal cord and brain). Methamphetamine is prescribed for the …

  4. Methamphetamine - MedlinePlus

    Oct 12, 2024 · Methamphetamine (also known as meth or crystal meth) is a very addictive drug. Read about the signs of meth addiction and health problems it causes.

  5. Methamphetamine - DEA.gov

    Crystal meth resembles glass fragments and is an illegally altered version of the prescription drug that is cooked with over-the-counter drugs in meth labs.

  6. Methamphetamine Uses, Side Effects, Warnings - Drugs.com

    Aug 14, 2023 · Methamphetamine is used to treat attention deficit hyperactivity disorder (ADHD) and obesity. Learn about side effects, interactions and indications.

  7. Methamphetamine | National Center on Substance Abuse and …

    Provides information on methamphetamine and includes a brief overview, street and clinical names, the effects of the drug on the brain and body, statistics and trends, and relevant …

  8. Methamphetamine Use and Addiction: Signs, Effects, and …

    Aug 21, 2025 · Methamphetamine, commonly referred to as meth, is a highly addictive substance that produces stimulant effects. 1 This article will provide more information about meth, …

  9. Fact Sheet: Methamphetamine | USU

    Methamphetamine is a highly addictive stimulant that dramatically increases dopamine levels, leading to intense euphoria, rapid dependence, and severe health risks, including heart …

  10. Crystal Meth: Signs of Use and Addiction - WebMD

    Oct 14, 2025 · Methamphetamine, or meth, is a stimulant drug that speeds up your body’s central nervous system. It boosts dopamine, which is a brain chemical that plays a part in movement …