Advil is a nonsteroidal anti-inflammatory drug (NSAID) that is used to relieve pain and reduce fever. The active ingredient in Advil is ibuprofen, which works by blocking the production of prostaglandins, chemicals that cause inflammation and pain in the body [3].

The recommended dosage for Advil is based on the individual's age and weight, and it is important to follow the instructions on the label or as directed by a healthcare professional. According to the MedlinePlus website, the maximum recommended daily dose for adults is 3200 mg, divided into several doses throughout the day [3].

While Advil is generally considered safe when used as directed, there are some potential risks associated with its use. One of these risks is the development of ulcers in the stomach or intestines, particularly in people who take high doses of Advil for a long period of time [2].

A study published in the Journal of Clinical and Diagnostic Research found that there is a correlation between Advil dosage and the risk of developing ulcers [2]. The study found that patients who took higher doses of Advil had a greater risk of developing ulcers than those who took lower doses. The researchers also found that the risk of developing ulcers was higher in patients who took Advil for a longer period of time [2].

It is important to note that not everyone who takes Advil will develop ulcers, and the risk of developing ulcers can be reduced by taking the medication as directed and for the shortest possible duration. Patients who are at higher risk of developing ulcers, such as those with a history of ulcers or gastrointestinal bleeding, should talk to their healthcare provider before taking Advil [1].

In conclusion, while Advil is generally considered safe when used as directed, there is a correlation between Advil dosage and the risk of developing ulcers. Patients should follow the instructions on the label or as directed by a healthcare professional and should talk to their healthcare provider if they have any concerns about taking Advil.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/ADVIL
[2] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5478398/
[3] https://medlineplus.gov/druginfo/meds/a682159.html