Vascepa (icosapent ethyl) is a prescription medication used to reduce triglyceride levels in adults with high triglycerides. It is a type of omega-3 fatty acid that is derived from fish oil. According to the sources provided, Vascepa can take several weeks to months to show results.

The first source [1] explains that Vascepa's patent will expire in 2030, indicating that it is a relatively new drug. The second source [2] explains that Vascepa can take up to 12 weeks to show significant results in reducing triglyceride levels. However, the exact time frame may vary depending on the individual's health condition and response to the medication. The third source [3] notes that some patients may experience a reduction in triglyceride levels within the first month of treatment, but it may take up to three months to see the full effect.

It is important to note that Vascepa should be used as part of a comprehensive treatment plan that includes a healthy diet and exercise. Patients should continue to take Vascepa as directed by their healthcare provider, even if they do not see immediate results.

In conclusion, Vascepa can take several weeks to months to show results in reducing triglyceride levels. Patients should continue to take Vascepa as directed by their healthcare provider and follow a healthy lifestyle to achieve the best results.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/VASCEPA
[2] https://www.drugs.com/medical-answers/long-vascepa-work-3553333/
[3] https://www.verywellhealth.com/basic-information-about-vascepa-icosapent-ethyl-698258