Lipitor (atorvastatin) is a medication used to lower cholesterol levels in the blood, while diuretics are medications used to treat high blood pressure by reducing excess fluid in the body. There are no known interactions between Lipitor and diuretics, but caution should be taken when taking both medications together as they can both cause muscle pain and weakness [1]. Additionally, some diuretics can increase blood sugar levels, which may be a concern for people with diabetes who are taking Lipitor [2]. It is important to consult with a healthcare provider before taking any new medications, including Lipitor and diuretics, to ensure safe and effective treatment [3].

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.everydayhealth.com/drugs/lipitor
[3] https://www.mayoclinic.org/diseases-conditions/high-blood-pressure/expert-answers/calcium-supplements/faq-20058266