If you're asking about potential side effects from taking Advil, the answer depends on various factors, including the medication's dosage and your individual health profile.

According to the manufacturer's information [1], the most common side effects of Advil (ibuprofen) involve the gastrointestinal system, with approximately 15-30% of users experiencing gastrointestinal upset, such as nausea, vomiting, and stomach pain [2].

Additionally, some users may experience more severe side effects, such as stomach ulcers, bleeding, or kidney damage, especially if they take higher doses or take the medication for extended periods [3].

It's also worth noting that Advil may interact with certain medications, including blood thinners, or exacerbate conditions like high blood pressure or heart disease [4].

If you're experiencing any side effects or have concerns about your medication, it's essential to consult your healthcare provider.

Sources:

[1] https://www.pfizer.com/brands/advil – Manufacturer's information on Advil
[2] https://dailymed.nlm.nih.gov/dailymed/fda/fdaDrugXsl.cfm?setid=e5b3d1b3-8b5a-42b5-8ca8-4ebc4c3cd0ac – FDA information on ibuprofen side effects
[3] https://www.drugs.com/side-effects/advil.html – Drugs.com side effect information for Advil
[4] https://www.drugpatentwatch.com/ – DrugPatentWatch.com – for interaction information on Advil.