2-Fluoromethamphetamine (2-FMA) is a stimulant drug of the amphetamine family which has been used as a designer drug .[1][2] It is purported to possess little recreational value because it lacks the euphoric effects typical of other amphetamines. 2-FMA is commonly compared to lisdexamfetamine (Vyvanse) in its duration, potency and efficacy as a study or productivity aid.
The Borax Combo is a mix of psychedelic and MDMA-like research chemicals used to mimic the effects of MDMA. The most commonly affiliated substances are the entactogen 5-MAPB and the psychedelic 5-MeO-MiPT. Augmentations of the Borax Combo are often discussed. For instance, the stimulant 2-FMA is commonly recommended as part of the combination.