Lipitor and aspirin are two commonly used drugs that can have side effects. Lipitor, also known as atorvastatin, is a medication used to lower cholesterol levels in the blood. Aspirin, on the other hand, is a medication used to relieve pain, reduce inflammation, and prevent blood clots.

Lipitor can cause a variety of side effects, including muscle pain, weakness, and tenderness [1]. It can also cause liver damage, which can lead to jaundice, dark urine, and abdominal pain. In rare cases, Lipitor can cause a condition called rhabdomyolysis, which can lead to kidney damage or failure [2]. Additionally, Lipitor can interact with other medications, including aspirin, and can increase the risk of side effects [3].

Aspirin can also cause side effects, including stomach pain, heartburn, and nausea [3]. It can also increase the risk of bleeding, especially in people who have bleeding disorders or are taking other medications that increase the risk of bleeding. Aspirin can also interact with other medications, including Lipitor, and can increase the risk of side effects [3].

In conclusion, both Lipitor and aspirin can cause side effects, and they can interact with each other and other medications. It is important to talk to your doctor or pharmacist about any medications you are taking and to report any side effects you experience.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://jeccr.biomedcentral.com/articles/10.1186/s13046-016-0304-4
[3] https://www.drugs.com/drug-interactions/aspirin-with-lipitor-243-0-276-128.html