Amphetamine shine maganin motsa jiki na roba wanda ke aiki akan tsarin juyayi na tsakiya. Yana da ƙarfi psychostimulant kuma ana amfani da shi azaman magani don magance matsalar rashin ƙarfi na rashin hankali (ADHD) da narcolepsy. Amphetamine yana aiki ta hanyar haɓaka matakan wasu ƙwayoyin cuta a cikin kwakwalwa, irin su dopamine da norepinephrine, waɗanda ke taimakawa wajen inganta hankali, mayar da hankali, da farkawa. Har ila yau, magani ne na cin zarafi kuma yawanci ana sha a cikin nishadi don jin daɗin sa da kuzari.