Lipitor is a brand name for the drug atorvastatin, which is used to lower cholesterol levels in the blood. According to Drug Patent Watch [1], Lipitor is a competitive inhibitor of HMG-CoA reductase, an enzyme that plays a key role in cholesterol synthesis in the liver. The drug works by reducing the production of cholesterol in the liver and increasing the uptake of cholesterol by the liver, which in turn reduces the amount of cholesterol in the bloodstream.

There is limited information available on whether Lipitor affects pancreatic enzymes. However, a study published in the Journal of the Pancreas [2] found that atorvastatin did not significantly affect pancreatic enzymes in rats. The study concluded that atorvastatin did not have any toxic effects on the pancreas or pancreatic enzymes in rats.

According to the Mayo Clinic [3], some of the common side effects of Lipitor include muscle pain, weakness, and tenderness, which may be a sign of a rare but serious side effect called rhabdomyolysis. Rhabdomyolysis is a condition in which muscle fibers break down and release their contents into the bloodstream, which can cause kidney damage. However, the Mayo Clinic does not mention any effects of Lipitor on pancreatic enzymes.

In conclusion, while there is limited information available on whether Lipitor affects pancreatic enzymes, a study published in the Journal of the Pancreas found that atorvastatin did not have any toxic effects on the pancreas or pancreatic enzymes in rats. However, it is important to note that Lipitor may cause muscle pain, weakness, and tenderness, which may be a sign of a rare but serious side effect called rhabdomyolysis. Patients taking Lipitor should consult their healthcare provider if they experience any side effects.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3117569/
[3] https://www.mayoclinic.org/diseases-conditions/high-blood-cholesterol/in-depth/statin-side-effects/art-20046013