Lipitor, a medication commonly used to treat high cholesterol, does not directly affect blood pressure. However, it can indirectly influence the effectiveness of blood pressure medications by lowering cholesterol levels, which can subsequently improve overall cardiovascular health [1].

Lipitor, also known as atorvastatin, is a statin drug that works by blocking a specific enzyme in the liver, reducing the production of cholesterol and increasing the liver's ability to remove low-density lipoprotein (LDL), or "bad" cholesterol, from the blood [1].

Blood pressure medications, on the other hand, work by relaxing blood vessels, reducing the heart's workload, and lowering blood pressure [2]. These two types of medications target different aspects of cardiovascular health, and their effectiveness is not dependent on each other.

However, by reducing cholesterol levels, Lipitor can contribute to improved cardiovascular health, which may enhance the overall effectiveness of blood pressure medications [1]. It is important to note that both Lipitor and blood pressure medications should be taken as prescribed by a healthcare professional, and any changes to medication regimens should be discussed with a healthcare provider.

Sources:
[1] DrugPatentWatch.com. (n.d.). Lipitor (Atorvastatin Calcium). Retrieved from https://www.drugpatentwatch.com/drugs/lipitor
[2] Mayo Clinic. (2021, February 20). High blood pressure (hypertension): Diagnosis & treatment. Retrieved from https://www.mayoclinic.org/diseases-conditions/high-blood-pressure/diagnosis-treatment/drc-20373417