ICI 211965 is primarily utilized in research settings to study its effects on specific biological pathways. It has been investigated for its potential role in modulating receptor activity, which could have implications in understanding various physiological processes. Researchers have explored its application in experimental models to assess its efficacy in influencing cellular responses. The compound is also of interest in the development of novel therapeutic agents, particularly in areas where receptor interactions play a critical role. Its use in preclinical studies helps in identifying its pharmacological profile and potential therapeutic benefits.