Lipitor is a brand name for atorvastatin, which is a medication used to lower cholesterol levels in the blood. While there are some potential side effects associated with Lipitor, overheating is not one of them.

According to the Mayo Clinic [2], some of the most common side effects of atorvastatin include headache, diarrhea, and muscle pain or weakness. More serious side effects, although rare, can include liver problems, kidney problems, and muscle damage. However, there is no mention of overheating as a side effect.

In fact, SingleCare [3] lists Lipitor as a medication that can cause heat intolerance, which is different from overheating. Heat intolerance is a condition where a person is more sensitive to heat than usual and may experience symptoms such as sweating, dizziness, and nausea. While this can be uncomfortable, it is not the same as overheating.

It is important to note that everyone's body reacts differently to medications, so it is always a good idea to talk to your doctor about any concerns you may have. They can provide personalized advice based on your individual health history and any other medications you may be taking.

Sources:
[2] https://www.mayoclinic.org/drugs-supplements/atorvastatin-oral-route/precautions/drg-20067003?p=1
[3] https://www.singlecare.com/blog/medications-that-cause-heat-intolerance/
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR