Lipitor, a medication commonly prescribed to lower cholesterol levels, is not typically associated with affecting a patient's mobility. Its primary function is to inhibit the HMG-CoA reductase enzyme, which plays a crucial role in the production of cholesterol in the body [1].

However, it is essential to note that all medications can have side effects, and Lipitor is no exception. Some potential side effects of Lipitor include muscle pain and weakness, which could theoretically impact a patient's mobility [2]. However, these side effects are not common and typically only occur in a small percentage of patients taking the medication.

Furthermore, it is important to note that Lipitor has been on the market for many years and has a well-established safety profile [3]. The drug's patent expired in 2011, and it is now available in generic form as atorvastatin [4].

In conclusion, while Lipitor may have some side effects that could potentially impact a patient's mobility, such as muscle pain and weakness, these side effects are not common. Patients taking Lipitor should speak with their healthcare provider if they have any concerns about the medication's side effects or its impact on their mobility.

Sources:
[1] "Lipitor (atorvastatin) dosing, indications, interactions, adverse effects, and more." RxList, 2021, <https://www.rxlist.com/lipitor-drug.htm>.
[2] "Atorvastatin (Oral Route) Side Effects." Mayo Clinic, Mayo Foundation for Medical Education and Research, 1 Jan. 2022, <https://www.mayoclinic.org/drugs-supplements/atorvastatin-oral-route/side-effects/drg-20069030?p=1>.
[3] "atorvastatin." DrugPatentWatch, 2022, <https://www.drugpatentwatch.com/drugs/atorvastatin>.
[4] "atorvastatin." National Library of Medicine, U.S. National Library of Medicine, 2022, <https://pubchem.ncbi.nlm.nih.gov/compound/Atorvastatin>.