According to the sources provided, it is unclear whether multiple Vascepa coupons can be used at once.

The website Drug Patent Watch [1] provides information about the patent status of Vascepa, but it does not mention anything about the use of multiple coupons.

The Vascepa website [2] offers a savings program for eligible patients, which provides a maximum savings of up to $70 per prescription. However, it does not specify whether multiple coupons can be used for a single prescription or for multiple prescriptions.

GoodRx [3], a website that provides information about prescription drug prices and discounts, also offers a coupon for Vascepa. However, it does not mention anything about using multiple coupons at once.

In summary, based on the sources provided, it is unclear whether multiple Vascepa coupons can be used at once. It is recommended to contact the Vascepa savings program or the pharmacy directly for more information on using multiple coupons.

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