Advil is a brand name for the drug ibuprofen, which is a nonsteroidal anti-inflammatory drug (NSAID) used to relieve pain, reduce fever, and decrease inflammation [1]. According to GoodRx, the recommended dose for adults is 200-400 mg every four to six hours, not to exceed 1,200 mg in 24 hours [2]. It is important to note that the maximum daily dose may be lower for individuals with certain medical conditions or those taking other medications, so it is always best to consult with a healthcare provider before taking Advil or any other medication. Additionally, it is recommended to take Advil with food or milk to help prevent stomach upset [3]. It is also important to not take Advil for more than ten days without consulting a healthcare provider [3]. Overall, the recommended dose of Advil for adults is 200-400 mg every four to six hours, not to exceed 1,200 mg in 24 hours, and it is always best to consult with a healthcare provider before taking any medication [2][3].

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/ADVIL
[2] https://www.goodrx.com/ibuprofen/how-much-is-too-much-advil-ibuprofen
[3] https://www.usatoday.com/story/news/2023/03/11/how-often-can-you-take-advil/11230106002/