Lipitor is a brand name for the generic drug atorvastatin, which is used to lower cholesterol levels in the blood. According to the sources provided, there are no known interactions between Lipitor and dairy products.

The first source [1] provides information on the patent status of Lipitor, but does not mention any interactions with dairy products. The second source [2] is the FDA label for Lipitor, which lists various drug interactions and precautions, but does not mention any specific interactions with dairy products. The third source [3] is a page on WebMD that lists possible food interactions with Lipitor, but again, there is no mention of dairy products.

However, it is important to note that Lipitor should be taken with food, and it is recommended to avoid consuming large amounts of grapefruit juice while taking the medication [2]. Additionally, if you have any concerns about potential interactions between Lipitor and dairy products or any other foods or medications, it is always best to consult with your healthcare provider.

In conclusion, based on the sources provided, there are no known interactions between Lipitor and dairy products. However, it is important to follow the recommended guidelines for taking the medication and to consult with your healthcare provider if you have any concerns or questions.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.accessdata.fda.gov/drugsatfda_docs/label/2009/020702s057lbl.pdf
[3] https://www.webmd.com/drugs/2/drug-3330/lipitor-oral/details/list-interaction-food