Lipitor and aspirin are two commonly prescribed medications for various conditions, including high cholesterol and heart disease. The recommended dosage for each medication can vary depending on the patient's age, medical history, and overall health.

Lipitor, also known as atorvastatin, is a medication used to lower cholesterol levels in the blood. According to Drug Patent Watch [1], the recommended starting dose of Lipitor for most adults is 10 mg once a day. The dosage may be increased to 20-40 mg once a day if necessary, based on the patient's response to the medication. However, the maximum recommended dose of Lipitor is 80 mg once a day. It is important to note that Lipitor should be taken at the same time each day, with or without food.

Aspirin, on the other hand, is a medication used to reduce the risk of heart attack and stroke. According to Health Central [2], the recommended dose of aspirin for heart attack prevention is typically between 81-325 mg per day. However, the exact dosage may vary depending on the patient's medical history and risk factors. It is important to note that aspirin should be taken with food to reduce the risk of stomach upset.

It is important to always follow the recommended dosage and instructions provided by your healthcare provider when taking any medication. Overdosing on either Lipitor or aspirin can have serious consequences, including liver damage and bleeding disorders [3].

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.healthcentral.com/article/aspirin-lipitor-time
[3] https://www.frontiersin.org/articles/10.3389/fphar.2021.589418/full