Lipitor is a medication used to lower cholesterol levels in the body. According to the sources provided, it is not recommended to adjust the dosage of Lipitor on your own.

The first source, Drug Patent Watch [1], provides information on the patent status of Lipitor. It does not provide information on dosage adjustments.

The second source, a book published by the National Center for Biotechnology Information [2], states that Lipitor should be taken exactly as prescribed by a healthcare provider. It is important to follow the instructions on the prescription label carefully. The book also mentions that the dosage of Lipitor may need to be adjusted by a healthcare provider based on individual patient needs.

The third source, a blog post by UT Southwestern Medical Center [3], states that the dosage of Lipitor should not be adjusted without consulting a healthcare provider. The blog post explains that healthcare providers may adjust the dosage of Lipitor based on a patient's cholesterol levels and other factors.

In conclusion, based on the sources provided, it is not recommended to adjust the dosage of Lipitor on your own. It is important to follow the instructions on the prescription label carefully and to consult a healthcare provider before making any changes to the dosage of Lipitor.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.ncbi.nlm.nih.gov/books/NBK548236/
[3] https://utswmed.org/medblog/statins-answers/