Based on the information provided, there is no explicit contraindication for eating yogurt containing probiotics while taking Lipitor (atorvastatin), a medication used to treat high cholesterol levels. However, it is always recommended to consult with a healthcare provider or pharmacist before starting any new supplement or food, especially when taking prescription medications.

Probiotics, often found in yogurt, are live bacteria and yeasts that are beneficial for gut health [1]. They can help prevent and treat some illnesses and improve overall health [1]. On the other hand, Lipitor is a statin medication that lowers cholesterol levels in the blood by reducing the production of cholesterol in the body and increasing the removal of low-density lipoprotein (LDL) cholesterol, also known as "bad" cholesterol, from the blood [2].

While there is no known interaction between probiotics and Lipitor, it is essential to note that certain supplements and foods can affect how medications work in the body. For instance, grapefruit and grapefruit juice can interact with Lipitor, increasing the risk of side effects such as muscle pain and kidney damage [3].

Therefore, although probiotics in yogurt are unlikely to interact with Lipitor, it is always best to consult a healthcare professional before introducing new elements into one's diet or supplement regimen while taking prescription medications.

Sources:

[1] <https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7071174/>
[2] <https://www.drugpatentwatch.com/p/tradename/LIPITOR>
[3] <https://www.mayoclinic.org/drugs-supplements/cefdinir-oral-route/precautions/drg-20073288?p=1>