Vascepa is a prescription medication used to treat high levels of triglycerides in the blood. The medication is available in various dosages, and the quantity of Vascepa one can purchase with savings may be limited. However, the provided sources do not provide any specific information on the quantity of Vascepa one can purchase with savings.

According to the first source [1], Vascepa is a prescription medication that contains the active ingredient eicosapentaenoic acid (EPA). The drug is used to treat high levels of triglycerides in the blood. The drug is available in various dosages, including 0.5 grams, 1 gram, and 2 grams.

The second source [2] states that eligible patients can save on their Vascepa prescription with a savings card. The savings card may help patients save up to $70 on their monthly prescription of Vascepa. The website also provides a phone number that patients can call to learn more about the savings program.

The third source [3] is a website for the Vascepa Copay Savings Program. The program is designed to help eligible patients save on their out-of-pocket costs for Vascepa. The website provides information on how to enroll in the program and how to use the savings card.

In conclusion, the provided sources do not provide any specific information on the quantity of Vascepa one can purchase with savings. However, eligible patients can save on their Vascepa prescription with a savings card or the Vascepa Copay Savings Program. The savings may vary depending on the patient's insurance coverage and other factors. Patients are encouraged to contact their healthcare provider or the savings program to learn more about their options.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/VASCEPA
[2] https://www.vascepa.com/getting-started/vascepa-savings/
[3] https://vascepa.copaysavingsprogram.com/