Lipitor, also known as atorvastatin, is a medication used to lower cholesterol levels in the body. Avocado is a fruit that is known for its high nutritional value and is often included in a healthy diet. The question of whether Lipitor and avocado can interact negatively is a valid concern.

According to the sources provided, there is no evidence to suggest that Lipitor and avocado interact negatively. The first source, Drug Patent Watch [1], provides information on the patent and exclusivity status of Lipitor. It does not mention any interactions between Lipitor and avocado.

The second source, Stat News [2], discusses medication and food interactions. It explains that some medications can interact with certain foods, which can affect the way the medication works in the body. However, there is no mention of Lipitor and avocado interacting negatively.

The third source, AARP [3], provides a list of food and medication interactions. Avocado is not included in the list, and there is no mention of any interactions between Lipitor and avocado.

In conclusion, based on the sources provided, there is no evidence to suggest that Lipitor and avocado interact negatively. However, it is always important to consult with a healthcare provider before making any changes to your medication or diet.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.statnews.com/2016/11/03/medications-food-drug-interactions/
[3] https://www.aarp.org/health/drugs-supplements/info-2022/food-medication-interaction.html