Lipitor is a medication used to lower cholesterol levels in the body. According to the drug patent watch [1], Lipitor is a brand name for atorvastatin, a medication that belongs to a class of drugs called statins. Statins work by blocking an enzyme that the liver uses to make cholesterol. Lamb is a type of meat that is high in cholesterol. According to a healthline article [3], lamb contains 70 milligrams of cholesterol per 100 grams of meat.

There is no direct evidence to suggest that eating lamb while taking Lipitor is unsafe. However, it is recommended that individuals taking Lipitor limit their intake of high-cholesterol foods such as lamb to avoid interfering with the effectiveness of the medication. According to a study published in the National Center for Biotechnology Information [2], statins like Lipitor are more effective in reducing cholesterol levels when combined with a low-cholesterol diet.

In conclusion, while there is no direct evidence to suggest that eating lamb while taking Lipitor is unsafe, it is recommended that individuals taking Lipitor limit their intake of high-cholesterol foods such as lamb to avoid interfering with the effectiveness of the medication. It is also recommended that individuals taking Lipitor follow a low-cholesterol diet to maximize the effectiveness of the medication.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2949584/
[3] https://www.healthline.com/health/food-nutrition/lamb-and-cholesterol