Advil is a brand name for ibuprofen, a nonsteroidal anti-inflammatory drug (NSAID) used to relieve pain and reduce fever. It is essential to know the correct dosage and timing of Advil to avoid potential drug interactions and side effects.

According to the Advil website [2], the recommended dosage for adults is one to two tablets every four to six hours, but no more than six tablets in 24 hours. It is best to take Advil with food or milk to avoid stomach irritation. It is also advisable to take Advil with a full glass of water to prevent dehydration.

When it comes to taking Advil after other medications, it is essential to consult with a healthcare professional. As stated in SafeMedication.com [3], taking multiple painkillers at the same time can increase the risk of side effects and adverse reactions. It is also important to note that some medications can interact with Advil, such as blood thinners, corticosteroids, and other NSAIDs.

DrugPatentWatch [1] provides information on the patent status of Advil. The patent for Advil expired in 1994, and generic versions of ibuprofen are available in the market. It is important to note that different brands of ibuprofen may have different dosages and instructions, so it is crucial to read the label and follow the recommended dosage and timing.

In summary, the recommended dosage for Advil is one to two tablets every four to six hours, but no more than six tablets in 24 hours. It is advisable to take Advil with food or milk and a full glass of water. It is essential to consult with a healthcare professional before taking Advil after other medications, as some medications can interact with Advil, and taking multiple painkillers at the same time can increase the risk of side effects and adverse reactions.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/ADVIL
[2] https://www.advil.com/faqs-en/advil-pain/
[3] https://www.safemedication.com/pharmacist-insights/2021/04/26/can-you-double-up-on-pain-killers