HOE 32021 is primarily utilized in the field of medical research, particularly in the study of cardiovascular diseases. It is known for its role as a calcium channel blocker, which helps in managing hypertension by relaxing the blood vessels and improving blood flow. This compound is also investigated for its potential antiarrhythmic properties, making it valuable in the treatment of irregular heartbeats. Additionally, HOE 32021 has been explored in pharmacological studies to understand its efficacy and safety profile in various therapeutic contexts. Its application extends to experimental models where it aids in elucidating the mechanisms of calcium channel modulation and its impact on cardiac function.