Lipitor, also known as atorvastatin, is a medication that is commonly used to treat high cholesterol levels. According to Drug Patent Watch [1], it works by blocking an enzyme that is necessary for the production of cholesterol in the liver. While Lipitor is generally safe and effective, it can cause side effects in some people, such as muscle pain, liver damage, and digestive issues, as reported by Mayo Clinic [2].

When it comes to taking supplements with Lipitor, it is important to be cautious. According to NHS [3], some supplements can interact with Lipitor and affect its effectiveness or increase the risk of side effects. For example, taking supplements that contain large amounts of vitamin A or vitamin D may increase the risk of muscle pain or liver damage. Similarly, supplements that contain St. John's Wort or red yeast rice may reduce the effectiveness of Lipitor.

It is important to talk to a doctor or pharmacist before taking any supplements while on Lipitor. They can advise on which supplements are safe to take and which ones should be avoided. In some cases, it may be necessary to adjust the dosage of Lipitor or switch to a different medication altogether.

In conclusion, Lipitor can cause side effects in some people, and certain supplements may interact with it and affect its effectiveness. It is important to consult with a healthcare professional before taking any supplements while on Lipitor to ensure that it is safe and effective.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.mayoclinic.org/diseases-conditions/high-blood-cholesterol/in-depth/statin-side-effects/art-20046013
[3] https://www.nhs.uk/medicines/atorvastatin/taking-atorvastatin-with-other-medicines-and-herbal-supplements/