There are several sources available that provide information on Advil coupons. One such source is Drug Patent Watch, which provides a list of Advil products and their respective patent expiration dates [1]. This website does not specifically mention any coupons or discounts for Advil.

Another source is the official Advil website, which offers various promotions and offers for Advil products. The website features a dedicated "Offers" section where consumers can find discounts, coupons, and other special deals [2]. This source directly provides Advil coupons and discounts.

Additionally, LOZO is a website that aggregates grocery coupons, including coupons for Advil. Users can search for Advil coupons on LOZO and find a list of available discounts and promotions [3]. This source also directly provides Advil coupons.

In conclusion, while Drug Patent Watch does not mention any coupons for Advil, the official Advil website and LOZO provide access to Advil coupons and discounts.

Sources:
[1] Drug Patent Watch - Advil Tradename: https://www.drugpatentwatch.com/p/tradename/ADVIL
[2] Advil - Offers: https://www.advil.com/offers/
[3] LOZO - Advil Coupons: https://lozo.com/grocery-coupons/advil-coupons