Amantadine, classified as an adamantane derivative, interacts with the central nervous system and exhibits both dopaminergic and anticholinergic effects. Beyond its established uses in antiviral and Parkinson's disease management, ongoing research explores potential applications in other neurological conditions and psychiatric disorders. Some studies suggest that amantadine may be beneficial in the treatment of traumatic brain injury (TBI) and multiple sclerosis (MS). Its neuroprotective properties and impact on glutamate neurotransmission have led to investigations into its role in mitigating symptoms associated with these conditions. Researchers are also exploring amantadine as an adjunctive therapy in psychiatric disorders such as depression and bipolar disorder. The modulation of glutamate transmission and its interaction with N-methyl-D-aspartate (NMDA) receptors are areas of interest in understanding its potential psychotropic effects. As research progresses, the multifaceted pharmacology of amantadine continues to be unraveled, offering potential insights into its broader therapeutic applications. The ongoing exploration of its neurological and psychiatric effects may pave the way for new treatment strategies and expand its clinical utility beyond its established uses.