Lipitor (atorvastatin) is a medication used to treat high cholesterol levels in the blood. While the drug is generally safe and effective, there are potential side effects that patients should be aware of.

The most serious Lipitor side effects are related to muscle damage, which can lead to a condition called rhabdomyolysis. This occurs when muscle fibers break down and release their contents into the bloodstream, which can cause kidney damage or failure. Patients should seek immediate medical attention if they experience severe muscle pain, weakness, or dark urine [2].

Other potential Lipitor side effects include liver damage, which can cause abdominal pain, yellowing of the skin or eyes, and dark urine. Patients should also be aware of the risk of developing diabetes, especially if they have other risk factors such as obesity or a family history of the disease. Lipitor may also cause cognitive impairment, memory loss, and confusion in some patients [2].

Less serious side effects of Lipitor include headache, nausea, diarrhea, and constipation. Patients may also experience muscle aches or weakness, but these symptoms usually resolve on their own or with a lower dose of the medication [3].

Overall, Lipitor is a safe and effective medication for treating high cholesterol levels. However, patients should be aware of the potential side effects and report any symptoms to their healthcare provider. It is important to follow the prescribed dosage and to inform your doctor of any other medications you are taking to avoid any potential drug interactions [1].

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.mayoclinic.org/diseases-conditions/high-blood-cholesterol/in-depth/statin-side-effects/art-20046013
[3] https://www.nhs.uk/medicines/atorvastatin/side-effects-of-atorvastatin/