Lipitor is a medication that belongs to a class of drugs called statins, which are used to lower cholesterol levels in the blood. According to the sources provided [1][2][3], Lipitor can have an impact on liver function. Statins, in general, have been known to cause liver damage, although this is a rare side effect. The risk of liver damage is higher in people who have a history of liver disease, heavy alcohol use, or are taking other medications that can affect the liver.

Lipitor can cause an increase in liver enzymes, which are markers of liver function. This increase is usually mild and temporary, and in most cases, does not lead to any significant liver damage. However, in rare cases, Lipitor can cause severe liver damage, which can be life-threatening. Symptoms of liver damage include yellowing of the skin or eyes, dark urine, abdominal pain, and fatigue.

If you experience any of these symptoms while taking Lipitor, you should contact your doctor immediately. Your doctor may recommend stopping the medication or reducing the dose to prevent further liver damage. It is also important to have regular liver function tests while taking Lipitor to monitor any changes in liver enzymes.

In conclusion, Lipitor can impact liver function by causing an increase in liver enzymes, which is usually mild and temporary. However, in rare cases, it can cause severe liver damage, especially in people with a history of liver disease or heavy alcohol use. It is important to monitor liver function while taking Lipitor and to contact your doctor if you experience any symptoms of liver damage.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.medicalnewstoday.com/articles/drugs-lipitor-side-effects
[3] https://www.mayoclinic.org/diseases-conditions/high-blood-cholesterol/in-depth/statin-side-effects/art-20046013