Lipitor, also known as atorvastatin, is a medication used to lower cholesterol levels in the blood. Blood thinners, on the other hand, are medications that prevent blood clots from forming. While these two medications have different functions, they can be taken together. However, there are potential side effects to be aware of.

One possible side effect of Lipitor is muscle pain or weakness. This occurs in less than 10% of patients taking the medication [1]. Another potential side effect is liver damage, which is rare but can be serious [2]. Blood thinners can also cause side effects, such as bleeding, bruising, and stomach upset [3].

Taking Lipitor and blood thinners together can increase the risk of bleeding, so it's important to monitor for signs of bleeding, such as unusual bruising or bleeding gums [3]. Patients taking both medications should also be aware of the signs of liver damage and report any symptoms to their healthcare provider [2].

It's important to note that not everyone experiences side effects from these medications, and the benefits of taking them often outweigh the risks. However, it's essential to discuss any concerns or questions with a healthcare provider before starting any new medication or combination of medications.

Sources:
[1] https://www.healthline.com/health/drugs/lipitor
[2] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[3] https://www.singlecare.com/blog/is-atorvastatin-a-blood-thinner/