Levophacetoperane hydrochloride is primarily used in the field of medicine as a central nervous system stimulant. It is often prescribed to treat conditions such as attention deficit hyperactivity disorder (ADHD) and narcolepsy. The compound works by increasing the levels of certain neurotransmitters in the brain, which helps to improve focus, attention, and alertness in patients. Additionally, it has been explored for its potential use in managing fatigue and enhancing cognitive performance in certain clinical settings. Due to its stimulant properties, it is also subject to strict regulatory controls to prevent misuse and abuse.