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  1. 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,” “Tina,” or “ice.” …

  2. 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 classified as …

  3. Meth is a highly addictive drug with potent central nervous system (CNS) stimulant properties. Those who smoke or inject it report a brief, intense sensation, or rush. Oral ingestion or snorting produces a …

  4. What Is Meth? Use, Effects, Addiction, and Treatment - Healthline

    Dec 6, 2022 · Meth is a stimulant drug that can cause brief but intense euphoria and poses a high risk of addiction. Learn its effects and how to get treatment.

  5. 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 and …

  6. Meth Addiction: Signs, Effects, and Treatment

    Apr 30, 2025 · Learn more about the short- and long-term effects associated with meth use, symptoms of meth addiction, and treatment options.

  7. Methamphetamine | Definition, Physiological Effects, Crystal Meth ...

    Jan 13, 2026 · methamphetamine, potent and addictive synthetic stimulant drug that affects the central nervous system (the spinal cord and brain). Methamphetamine is prescribed for the treatment of …

  8. Meth Abuse Symptoms, Signs, and Addiction Treatment | Drugabuse.com

    Aug 21, 2025 · Methamphetamine is abused for its euphoric high that provides increased energy. However, it can be deadly. Learn how to quit meth use.

  9. Methamphetamine: Facts, effects, and health risks - Medical News Today

    Apr 26, 2023 · Methamphetamine — also known as ice or crystal meth — is a highly addictive psychostimulant drug similar to amphetamine. It has powerful euphoric effects similar to those of …

  10. 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 problems, psychosis, …