The Advil promotion is not mentioned in the sources provided. However, based on the sources, it is important to note that Advil is a brand name for ibuprofen, a nonsteroidal anti-inflammatory drug (NSAID) used to relieve pain, reduce fever, and alleviate inflammation. The recommended dosage for Advil or ibuprofen varies depending on the condition being treated, age, weight, and other factors. It is important to follow the instructions on the label or as directed by a healthcare professional to avoid overdosing or potential side effects. Taking too much Advil or ibuprofen can lead to stomach bleeding, kidney damage, and other health problems [3]. It is also important to note that Advil is a trademarked name and there may be generic versions of ibuprofen available at a lower cost [1]. It is always recommended to consult with a healthcare professional before taking any medication.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/ADVIL
[2] https://www.advil.com/faqs-en/advil-pain/
[3] https://www.goodrx.com/ibuprofen/how-much-is-too-much-advil-ibuprofen