Based on the information provided, Lipitor is a medication commonly used to manage high cholesterol levels. Lipitor belongs to a class of drugs known as statins, which work by blocking a substance your body needs to make cholesterol [1][2].

The question asks if there have been any blood pressure (BP) changes associated with Lipitor. According to the resources provided, there is no explicit mention of Lipitor or any other statin causing changes in blood pressure [1][2][3]. However, it is important to note that Lipitor can have side effects, such as muscle pain, liver damage, and increased blood sugar levels [1][2].

It is always recommended to consult with a healthcare professional for personalized medical advice. If you have concerns about your blood pressure or any other aspect of your health, it is best to discuss them with your doctor [2][3].

Sources:
[1] <https://www.drugpatentwatch.com/p/tradename/LIPITOR>
[2] <https://www.bhf.org.uk/informationsupport/heart-matters-magazine/medical/drug-cabinet/statins>
[3] <https://millionhearts.hhs.gov/learn-prevent/scoop-on-statins.html>