Lipitor is a widely used medication for lowering cholesterol levels in the body. Homeopathy, on the other hand, is a form of alternative medicine that uses highly diluted substances to stimulate the body's natural healing abilities. There is no scientific evidence to suggest that homeopathy can affect the effectiveness of Lipitor.

According to the first source [1], Lipitor's active ingredient is atorvastatin, which works by inhibiting an enzyme involved in the production of cholesterol in the liver. Lipitor is a patented drug that has been approved by the FDA and is widely used to treat high cholesterol levels in the body.

The second source [2] discusses the use of homeopathy in treating high cholesterol levels. However, the article does not mention any specific interactions between homeopathy and Lipitor. Instead, it suggests that homeopathy can be used as a complementary therapy to conventional treatment for high cholesterol levels.

The third source [3] also mentions the use of alternative therapies, including homeopathy, for managing high cholesterol levels. However, it emphasizes that these therapies should not be used as a substitute for conventional treatment, such as Lipitor. The article suggests that lifestyle changes, such as a healthy diet and regular exercise, can also help to lower cholesterol levels.

In conclusion, there is no scientific evidence to suggest that homeopathy can affect the effectiveness of Lipitor. While homeopathy may be used as a complementary therapy for managing high cholesterol levels, it should not be used as a substitute for conventional treatment. Patients who are taking Lipitor or any other medication should always consult with their healthcare provider before using any alternative therapies.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6380691/
[3] https://www.bhf.org.uk/informationsupport/heart-matters-magazine/medical/cholesterol-lowering-alternatives