Lipitor is a brand name for the drug atorvastatin, which is used to lower cholesterol levels in the body. Although it is generally considered safe and effective, there are some risks associated with taking this medication.

One of the most common side effects of Lipitor is muscle pain or weakness [2]. In rare cases, this can progress to a serious condition called rhabdomyolysis, which can cause kidney damage and even death [2]. Patients who experience unexplained muscle pain, tenderness, or weakness while taking Lipitor should contact their doctor immediately.

Another potential risk of taking Lipitor is liver damage [1]. Although this is rare, patients should have their liver function monitored regularly while taking this medication [2].

There is also some evidence to suggest that statins like Lipitor may increase the risk of developing type 2 diabetes [3]. However, the benefits of taking statins to lower cholesterol levels generally outweigh this risk for most patients.

Other potential side effects of Lipitor include digestive problems, such as nausea, diarrhea, and constipation [2]. Patients may also experience headaches, dizziness, or insomnia [2].

Overall, Lipitor is a safe and effective medication for lowering cholesterol levels in the body. However, patients should be aware of the potential risks associated with this medication and should discuss any concerns with their doctor.

Sources:
[1] Drug Patent Watch. Lipitor. Retrieved from https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] Mayo Clinic. Statin side effects: Weigh the benefits and risks. Retrieved from https://www.mayoclinic.org/diseases-conditions/high-blood-cholesterol/in-depth/statin-side-effects/art-20046013
[3] National Center for Biotechnology Information. Statins and the Risk of Diabetes: Evidence From a Large Population-Based Cohort Study. Retrieved from https://www.ncbi.nlm.nih.gov/books/NBK430779/