Lipitor and aspirin are commonly prescribed medications, but they do come with some risks. Lipitor is a brand name for atorvastatin, which is used to lower cholesterol levels in the blood [1]. Aspirin, on the other hand, is a nonsteroidal anti-inflammatory drug (NSAID) that is used to relieve pain, reduce inflammation, and prevent blood clots [2].

One of the main risks associated with Lipitor is muscle damage, which can lead to a condition called rhabdomyolysis. This condition can cause kidney damage and even kidney failure in severe cases [3]. Other potential side effects of Lipitor include liver damage, digestive problems, and an increased risk of developing type 2 diabetes [1].

Aspirin can also have side effects, especially when used in high doses or for long periods of time. Some of the most common side effects of aspirin include stomach pain, heartburn, nausea, and vomiting. Aspirin can also increase the risk of bleeding, especially in people who have a history of bleeding disorders or who are taking other blood-thinning medications [2].

When used together, Lipitor and aspirin can increase the risk of bleeding, especially in people who have a history of bleeding disorders or who are taking other blood-thinning medications [2]. However, a study published in the Journal of the American College of Cardiology found that the combination of Lipitor and aspirin did not increase the risk of bleeding in people who had a history of heart disease or stroke [3].

In conclusion, Lipitor and aspirin can be effective medications for treating high cholesterol and preventing blood clots, respectively. However, they do come with some risks, including muscle damage, liver damage, digestive problems, an increased risk of developing type 2 diabetes, stomach pain, heartburn, nausea, vomiting, and an increased risk of bleeding. If you are taking Lipitor and aspirin, it is important to talk to your doctor about the potential risks and benefits of these medications, as well as any other medications or supplements you may be taking [1][2][3].

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.healthcentral.com/article/aspirin-lipitor-time
[3] https://pubmed.ncbi.nlm.nih.gov/29026148/