The sources provided offer information on Advil, Tylenol (acetaminophen), and the effects of ibuprofen on an empty stomach. However, they do not directly answer the question of whether one should eat a full meal before taking Advil.

According to the first source [1], Advil is a brand name for ibuprofen, which is a nonsteroidal anti-inflammatory drug (NSAID) used to treat pain and inflammation. The second source [2] provides information on Tylenol (acetaminophen), which is also used to treat pain and fever. The article explains that while Tylenol is generally considered safe for the stomach, taking it on an empty stomach can increase the risk of stomach upset and irritation.

The third source [3] discusses the effects of ibuprofen on an empty stomach. The article explains that taking ibuprofen on an empty stomach can increase the risk of stomach upset, including nausea, vomiting, and stomach pain. The article recommends taking ibuprofen with food or milk to help reduce the risk of stomach irritation.

Based on this information, it is possible that taking Advil on an empty stomach could also increase the risk of stomach upset. Therefore, it may be advisable to eat a full meal before taking Advil to help reduce the risk of stomach irritation. However, it is important to note that this is not a definitive answer and individuals should consult with their healthcare provider for personalized advice on how to take Advil safely and effectively.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/ADVIL
[2] https://www.goodrx.com/acetaminophen/is-tylenol-acetaminophen-bad-for-your-stomach
[3] https://www.healthline.com/health/ibuprofen-on-empty-stomach