synthetic stimulant drug with effects similar to methamphetamine
4-Methylaminorex, also known as 4-MA or U4Euh, is a synthetic stimulant drug that has effects similar to methamphetamine. It was originally developed in the 1960s as an appetite suppressant but is now primarily known for its recreational use due to its euphoric and stimulating properties. It is classified as a Schedule I controlled substance in many countries, indicating a high potential for abuse and no accepted medical use.