3-Fluoroamphetamine
3-Fluoroamphetamine (3-FA; PAL-353) is a stimulant drug from the amphetamine family which acts as a monoamine releaser with similar potency to methamphetamine but more selectivity for dopamine and norepinephrine release over serotonin. 3-FA gives you energy, mood lift and confidence, more focus, and more strength and stamina. 3-Fluoroamphetamine is similar to speed (amphetamine). 3-Fluoroamphetamine is a research chemical.
I tried 50mg of 3-Fluoroamphetamine and got focused and then hyper.