l-METH, a vasoconstrictor, is the active constituent of the Vicks Inhaler decongestant (Procter & Gamble, Cincinnati, OH), an over-the-counter product containing about 50 mg of the drug (Smith et …

Oct 14, 2025 · Crystal meth is the common name for crystal methamphetamine, a strong and highly addictive drug that affects the central nervous system. There is no legal use for it. Also called “ice” or...

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.

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

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.” …

Stimulant that speeds up body’s system that comes as pill or powder. Available in prescription as Desoxyn® to treat obesity and ADHD. Crystal meth resembles glass fragments and is an illegally …

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, including the …

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 …

Methamphetamine, or meth, is a powerful stimulant that speeds up the central nervous system, causing increases in heart rate, blood pressure, and how fast the body uses energy (Figure 1).

Any chemical substance, like methamphetamine, that acts on the central nervous system, changing the way the brain functions. Commonly called an “upper,” it is a substance that causes increased …