The appropriate duration for a higher Lipitor dosage depends on various factors, including the patient's medical history, current health status, and the severity of their condition. Lipitor is a medication used to lower cholesterol levels in the blood, which can help reduce the risk of heart disease and stroke [2].

According to DrugPatentWatch, Lipitor's recommended dose is 10-80 mg per day, and the maximum daily dose is 80 mg [1]. The dosage may be adjusted based on the patient's response to treatment and any adverse effects experienced. The recommended starting dose for most patients is 10 or 20 mg once daily [2].

A study published in The New England Journal of Medicine found that a higher dose of Lipitor (80 mg/day) was more effective than a lower dose (10 mg/day) in reducing the risk of cardiovascular events in patients with a history of heart disease [3]. However, the study also found that the higher dose was associated with a slightly increased risk of side effects, such as muscle pain and liver enzyme abnormalities.

In summary, the appropriate duration for a higher Lipitor dosage depends on the patient's individual circumstances. Patients should consult with their healthcare provider to determine the most appropriate dose and duration of treatment based on their medical history and current health status. It is important to follow the prescribed dosage and report any adverse effects to the healthcare provider promptly.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.healthline.com/health/drugs/lipitor-dosage
[3] https://www.nejm.org/doi/10.1056/NEJMoa061894