Lipitor is a medication that is used to lower cholesterol levels in the blood. It is a widely used medication and has been effective in treating high cholesterol in many patients. However, like all medications, Lipitor has some side effects that patients should be aware of.

According to the sources provided, the most common side effects of Lipitor include muscle pain, weakness, and tenderness. These side effects are usually mild and go away on their own after a short period of time. However, in some cases, these side effects can persist and become more severe. In rare cases, Lipitor can cause a condition called rhabdomyolysis, which is a breakdown of muscle tissue that can lead to kidney damage.

In addition to muscle-related side effects, Lipitor can also cause other side effects such as headache, diarrhea, nausea, and constipation. These side effects are usually mild and go away on their own after a short period of time.

It is important to note that not all patients will experience side effects while taking Lipitor. However, if you experience any persistent or severe side effects while taking Lipitor, you should contact your doctor immediately.

In conclusion, the most common Lipitor side effects that can persist are muscle pain, weakness, and tenderness. In rare cases, Lipitor can cause rhabdomyolysis, which can lead to kidney damage. Other side effects such as headache, diarrhea, nausea, and constipation are usually mild and go away on their own after a short period of time. It is important to contact your doctor if you experience any persistent or severe side effects while taking Lipitor.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3987559/
[3] https://pubmed.ncbi.nlm.nih.gov/16940892/