Lipitor (atorvastatin) is a medication used to lower cholesterol levels in the blood [1]. ACE inhibitors are a class of medications used to treat high blood pressure [2]. According to Drugs.com, there are no known interactions between Lipitor and ACE inhibitors such as lisinopril [3]. However, it is important to consult with a healthcare provider before taking any new medications or changing the dosage of existing medications. They can provide personalized advice based on individual health history and current medications.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.mayoclinic.org/diseases-conditions/high-blood-pressure/in-depth/ace-inhibitors/art-20047480
[3] https://www.drugs.com/drug-interactions/lipitor-with-lisinopril-276-128-1476-0.html