LY223982 is primarily utilized in research settings to study its effects on inflammatory processes. It functions as a selective antagonist for leukotriene receptors, which are involved in mediating inflammatory responses. Researchers use this compound to investigate the pathways and mechanisms of inflammation, particularly in conditions like asthma, arthritis, and other inflammatory diseases. Its application helps in understanding the role of leukotrienes in these processes and aids in the development of potential therapeutic agents targeting inflammation. Additionally, LY223982 is employed in pharmacological studies to assess its efficacy and safety profile, contributing to the broader field of drug discovery and development.