Lipitor (atorvastatin) is a medication used to lower cholesterol levels in the blood. According to the sources provided, changing the dosage of Lipitor can help in certain situations.

The first source [1] provides information about the patent for Lipitor, but it does not provide information on the dosage of the medication.

The second source [2] explains that the dosage of Lipitor can vary depending on the patient's needs. The recommended starting dose for most adults is 10-20 mg once daily, but the dosage can be increased up to 80 mg once daily in some cases. The appropriate dosage depends on various factors such as the patient's age, medical history, and other medications they may be taking. It is important to follow the dosage instructions provided by the healthcare provider and not to change the dosage without consulting them first.

The third source [3] provides information on the side effects of Lipitor, which can include muscle pain, weakness, and tenderness. In some cases, changing the dosage of Lipitor may help to reduce these side effects. The healthcare provider may recommend a lower dosage or a different medication if the side effects are severe or persistent.

In conclusion, changing the dosage of Lipitor can help in certain situations. However, it is important to consult with a healthcare provider before making any changes to the dosage. The appropriate dosage depends on various factors, and changing the dosage without medical supervision can lead to unwanted side effects.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.healthline.com/health/drugs/lipitor-dosage
[3] https://www.mayoclinic.org/drugs-supplements/atorvastatin-oral-route/side-effects/drg-20067003?p=1