Icosapent sodium is primarily used in the medical field for its lipid-regulating properties. It is often prescribed to help reduce high levels of triglycerides in the blood, which can lower the risk of cardiovascular diseases. The compound works by decreasing the production of triglycerides in the liver and increasing their clearance from the bloodstream. It is particularly beneficial for patients with severe hypertriglyceridemia who are at risk of pancreatitis or other cardiovascular complications. Additionally, icosapent sodium may be used as part of a broader treatment plan that includes diet, exercise, and other lipid-lowering medications to optimize heart health. Its application is supported by clinical studies demonstrating its efficacy in improving lipid profiles and reducing cardiovascular events.