Lipitor is a prescription medication used to treat high cholesterol levels. According to the sources provided, joint pain is a known side effect of Lipitor use. However, it is not a common side effect and only affects a small percentage of users.

Drugwatch [2] reports that joint pain occurs in less than 1% of patients taking Lipitor. The joint pain can range from mild to severe and can occur in any joint in the body. In some cases, the pain may be severe enough to interfere with daily activities.

While joint pain is a possible side effect of Lipitor, it is important to note that not all cases of joint pain are caused by the medication. Joint pain can be caused by a variety of factors, including arthritis, injury, and overuse.

If you are experiencing joint pain while taking Lipitor, it is important to speak with your doctor. Your doctor may recommend switching to a different medication or adjusting your dosage. In some cases, the joint pain may be a sign of a more serious condition, and further medical evaluation may be necessary.

In conclusion, joint pain is a known but uncommon side effect of Lipitor use. If you are experiencing joint pain while taking Lipitor, speak with your doctor to determine the cause and appropriate treatment.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.drugwatch.com/lipitor/side-effects/
[3] https://www.goodrx.com/classes/statins/joint-pain