Vascepa (icosapent ethyl) is a prescription medication used to lower high triglyceride levels in adults. According to the sources provided, there are some side effects associated with taking Vascepa.

The most common side effects of Vascepa include joint pain, swelling, and stiffness. Other common side effects include muscle pain, back pain, and constipation. These side effects are generally mild and go away on their own over time. However, if they persist or become severe, it is recommended to contact a healthcare provider [1][2].

In rare cases, some people may experience more serious side effects while taking Vascepa. These can include an allergic reaction, severe stomach pain, or bleeding. If you experience any of these symptoms, you should seek medical attention immediately [3].

It is important to note that not everyone who takes Vascepa will experience side effects. If you have concerns about taking Vascepa, it is recommended to speak with your healthcare provider.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/VASCEPA
[2] https://www.everydayhealth.com/drugs/vascepa
[3] https://www.rxlist.com/vascepa-drug.htm