There is no direct correlation between Lipitor and stretching as mentioned in the provided sources. Lipitor is a medication used to lower cholesterol levels in the body [1]. It belongs to a class of drugs called statins, which work by inhibiting an enzyme that plays a key role in cholesterol production in the liver.

The first source provided, Drug Patent Watch, provides information about Lipitor's patent status and its generic alternatives [1]. It does not mention anything about Lipitor and stretching.

The second source, a study published in the American Heart Association's journal, Circulation Research, discusses the potential benefits of exercise in combination with statin therapy, including Lipitor [2]. The study suggests that exercise can enhance the beneficial effects of statins on cardiovascular health. However, it does not specifically mention stretching as a form of exercise or its relationship with Lipitor.

The third source, an article from Reuters, discusses lawsuits against Pfizer, the manufacturer of Lipitor, related to alleged side effects of the drug [3]. These lawsuits primarily focus on claims of increased risk of diabetes associated with Lipitor use and do not mention any connection between Lipitor and stretching.

In summary, based on the provided sources, there is no direct information or correlation between Lipitor and stretching. Lipitor is a medication used to lower cholesterol levels, and stretching is a form of exercise that may have potential benefits for overall health but is not specifically linked to Lipitor in the sources provided.

Sources:
[1] Drug Patent Watch: https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] Circulation Research: https://www.ahajournals.org/doi/10.1161/circresaha.116.308537
[3] Reuters: https://www.reuters.com/article/pfizer-lipitor-lawsuits/insight-pfizer-confronts-surge-of-lawsuits-over-lipitor-idUSL2N0QD30520140808