Lipitor is a brand name for the drug atorvastatin, which is used to lower cholesterol levels in the blood. MAOIs (Monoamine oxidase inhibitors) are a class of antidepressants that are used to treat depression, anxiety, and other mood disorders [2].

According to the sources provided, there is a potential risk of combining Lipitor and MAOIs. This is because MAOIs can increase the risk of side effects associated with Lipitor, such as muscle pain and weakness, liver problems, and kidney problems [2]. Additionally, combining Lipitor with MAOIs can increase the risk of a rare but serious condition called rhabdomyolysis, which can lead to kidney damage or failure [3].

Therefore, it is important to avoid combining Lipitor with MAOIs unless it is absolutely necessary and under the close supervision of a healthcare provider. Patients who are taking Lipitor should inform their healthcare provider if they are taking any MAOIs or have taken them in the past [2].

In conclusion, combining Lipitor and MAOIs can increase the risk of side effects and serious complications. Patients should always consult with their healthcare provider before taking any new medications or combining medications.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.ncbi.nlm.nih.gov/books/NBK539848/
[3] https://www.mayoclinic.org/diseases-conditions/depression/in-depth/maois/art-20043992