CP-67015 is primarily utilized in research settings, particularly in the study of inflammation and immune responses. It functions as a selective inhibitor of phosphodiesterase 4 (PDE4), an enzyme that plays a critical role in regulating inflammatory processes. By inhibiting PDE4, CP-67015 helps researchers understand the pathways involved in inflammatory diseases such as asthma, chronic obstructive pulmonary disease (COPD), and rheumatoid arthritis. Its application extends to preclinical studies where it is used to evaluate the potential therapeutic effects of PDE4 inhibition in reducing inflammation and modulating immune cell activity. This makes CP-67015 a valuable tool in the development of new anti-inflammatory drugs and therapies.