Advil is a brand name for ibuprofen, which is a non-steroidal anti-inflammatory drug (NSAID) used to relieve pain and reduce fever. Generic ibuprofen is also available and can be taken safely. Both Advil and generic ibuprofen work in the same way and have the same active ingredient, so they are equally effective in treating pain and reducing fever. However, it is important to follow the recommended dosage and precautions when taking any medication. NSAIDs like ibuprofen can cause side effects such as stomach upset, ulcers, and kidney damage, especially if taken in high doses or for long periods of time. It is also important to avoid taking NSAIDs if you have certain medical conditions or are taking certain medications. Therefore, it is recommended to consult with a healthcare provider before taking any medication, including generic Advil.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/ADVIL
[2] https://my.clevelandclinic.org/health/drugs/11086-non-steroidal-anti-inflammatory-medicines-nsaids
[3] https://health.choc.org/acetaminophen-vs-ibuprofen-a-guide-for-parents/