Vascepa is a prescription drug that is used to treat high levels of triglycerides in the blood. According to the sources provided, there is a possibility of allergic reactions to Vascepa. However, it is important to note that allergic reactions are not common and only occur in a small percentage of people who take the drug.

The first source, Drug Patent Watch [1], does not provide information on the side effects of Vascepa. However, the second source, Healthline [2], reports that allergic reactions are possible side effects of Vascepa. These reactions may include hives, difficulty breathing, and swelling of the face, lips, tongue, or throat. In rare cases, anaphylaxis may occur, which is a severe and potentially life-threatening allergic reaction.

The third source, FDA Label [3], confirms that allergic reactions are possible side effects of Vascepa. The label states that patients who experience an allergic reaction to Vascepa should discontinue use of the drug and seek medical attention immediately.

In conclusion, while allergic reactions are possible side effects of Vascepa, they are not common and occur in only a small percentage of people who take the drug. Patients who experience an allergic reaction to Vascepa should discontinue use of the drug and seek medical attention immediately.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/VASCEPA
[2] https://www.healthline.com/health/drugs/vascepa-side-effects
[3] https://www.accessdata.fda.gov/drugsatfda_docs/label/2019/202057s035lbl.pdf