There is no direct information available in the provided sources regarding the effect of Vascepa on shellfish allergies. However, based on the information from these sources, we can provide some general insights.

Vascepa is a prescription medication that contains the active ingredient icosapent ethyl. It is primarily used to reduce triglyceride levels in adult patients with severe hypertriglyceridemia [1]. The drug works by decreasing the production of triglycerides in the liver and increasing their clearance from the bloodstream [2].

While the sources do not specifically mention shellfish allergies, it is important to note that Vascepa is derived from fish oil and contains omega-3 fatty acids [2]. Some individuals may have allergies or sensitivities to seafood, including shellfish. These allergies are typically triggered by proteins found in shellfish, such as crustaceans (e.g., shrimp, lobster, crab) or mollusks (e.g., clams, mussels, oysters) [3].

If you have a known shellfish allergy or suspect you may have one, it is crucial to consult with your healthcare provider before taking Vascepa or any other medication containing fish-derived ingredients. Your healthcare provider will be able to evaluate your specific situation and provide guidance on whether Vascepa is safe for you to use.

It is also worth noting that the sources provided do not list shellfish allergies as a contraindication or a known adverse reaction associated with Vascepa [2]. However, this does not guarantee that there is no potential risk or interaction for individuals with shellfish allergies. Always consult with your healthcare provider or pharmacist for personalized advice based on your medical history and specific circumstances.

In summary, while the provided sources do not directly address the effect of Vascepa on shellfish allergies, it is important to exercise caution if you have a known shellfish allergy. Consult with your healthcare provider before taking Vascepa or any other medication containing fish-derived ingredients to ensure your safety and well-being.

Sources:
[1] DrugPatentWatch. (n.d.). Vascepa. Retrieved from https://www.drugpatentwatch.com/p/tradename/VASCEPA
[2] U.S. Food and Drug Administration. (2017). Vascepa (icosapent ethyl) capsules, for oral use. Retrieved from https://www.accessdata.fda.gov/drugsatfda_docs/label/2017/202057s019lbl.pdf
[3] Mayo Clinic. (2020). Shellfish allergy. Retrieved from https://www.mayoclinic.org/diseases-conditions/shellfish-allergy/symptoms-causes/syc-20377507