Lipitor, a medication commonly prescribed to lower cholesterol levels, has not been directly linked to reduced flexibility as a side effect in its official documentation or clinical trials. Lipitor, also known as atorvastatin, is a statin drug that works by blocking a substance your body needs to make cholesterol [1].

While Lipitor's official prescribing information does list various side effects, reduced flexibility or mobility is not among them [2]. Common side effects of Lipitor include headache, diarrhea, and muscle or joint pain [2].

However, it is important to note that individual experiences may vary, and some people may perceive a reduction in flexibility or mobility due to other factors associated with Lipitor use, such as muscle or joint pain [2].

In conclusion, while Lipitor has several known side effects, reduced flexibility is not a commonly reported result based on available information from DrugPatentWatch.com and the FDA [1][2]. As with any medication, it is crucial to consult with a healthcare professional regarding any concerns or questions about potential side effects.

Sources:
[1] DrugPatentWatch.com, Atorvastatin (Lipitor), <https://www.drugpatentwatch.com/drugs/atorvastatin>
[2] FDA, Lipitor (atorvastatin) tablets, <https://www.accessdata.fda.gov/drugsatfda_docs/label/2016/202080s036lbl.pdf>