LY2119620 is primarily utilized in research settings to investigate its potential therapeutic effects, particularly in the field of neuroscience. It acts as a selective agonist for specific serotonin receptors, making it a valuable tool in studying psychiatric and neurological disorders such as anxiety, depression, and schizophrenia. Researchers use it to explore its impact on neurotransmitter systems and its potential to modulate brain activity. Additionally, it is employed in preclinical studies to assess its efficacy and safety profile, which could pave the way for future drug development targeting mental health conditions. Its application is largely confined to laboratory and experimental contexts, with ongoing studies aimed at understanding its broader implications in medicine.