Lipitor, also known as atorvastatin, is a medication used to lower cholesterol levels in the body. It is not classified as a blood thinner, but rather as a statin medication. Statins work by inhibiting an enzyme that the liver uses to produce cholesterol [3].

There is no clear evidence that Lipitor increases the risk of bleeding when taken with blood thinners. However, it is important to note that taking Lipitor with certain blood thinners, such as warfarin, may increase the risk of bleeding [1].

It is recommended that patients taking Lipitor and blood thinners closely monitor their bleeding risk and report any unusual bleeding or bruising to their healthcare provider [2]. Additionally, patients should always inform their healthcare provider of all medications, including herbal supplements, that they are taking to ensure safe and effective treatment [2].

In conclusion, Lipitor is not a blood thinner but a statin medication used to lower cholesterol levels. While there is no clear evidence that Lipitor increases the risk of bleeding when taken with blood thinners, patients should closely monitor their bleeding risk and inform their healthcare provider of all medications they are taking to ensure safe and effective treatment.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.mayoclinic.org/healthy-lifestyle/consumer-health/in-depth/herbal-supplements/art-20046488
[3] https://www.singlecare.com/blog/is-atorvastatin-a-blood-thinner/