Lipitor is a medication used to lower cholesterol levels in the body. Blood thinners, on the other hand, are used to prevent blood clots. The question of whether the dosage of Lipitor should be adjusted when taken with blood thinners is an important one, as the combination of these medications could increase the risk of bleeding.

According to the sources provided, there is no clear consensus on whether the dosage of Lipitor should be adjusted when taken with blood thinners. The drug label for Lipitor does not provide any specific information on this topic [1]. However, a study published in the Journal of the American College of Cardiology suggests that the combination of Lipitor and blood thinners may increase the risk of bleeding in patients with coronary artery disease [2]. Another study published in the Journal of Clinical Lipidology found that patients taking both Lipitor and blood thinners had a higher risk of bleeding events compared to those taking Lipitor alone [3].

While there is some evidence to suggest that the combination of Lipitor and blood thinners may increase the risk of bleeding, it is important to note that each patient's situation is unique. Factors such as age, medical history, and other medications being taken should be taken into consideration when determining whether to adjust the dosage of Lipitor when taken with blood thinners.

In conclusion, there is no clear consensus on whether the dosage of Lipitor should be adjusted when taken with blood thinners. Patients should discuss their individual situation with their healthcare provider to determine the best course of action.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://pubmed.ncbi.nlm.nih.gov/28357715/
[3] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4653986/