Aspirin and atorvastatin (Lipitor) are two different medications used to treat different conditions. Aspirin is an anti-inflammatory medication used to relieve pain, fever, and inflammation. Atorvastatin is a medication used to lower cholesterol levels in the blood.

According to the sources provided, nausea is not listed as a common side effect of aspirin [1] or atorvastatin [2]. However, it is important to note that all medications can cause side effects, and some people may experience nausea while taking these medications.

There is a potential interaction between aspirin and atorvastatin, which can increase the risk of side effects such as bleeding [3]. Therefore, it is important to talk to a healthcare provider before taking these medications together.

In conclusion, nausea is not a common side effect of aspirin or atorvastatin, but it is possible to experience this side effect while taking these medications. It is important to talk to a healthcare provider before taking these medications together to avoid potential interactions and side effects.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/ASPIRIN
[2] https://www.nhs.uk/medicines/atorvastatin/side-effects-of-atorvastatin/
[3] https://www.drugs.com/drug-interactions/aspirin-low-strength-with-atorvastatin-243-3197-276-0.html