Lipitor, also known as Atorvastatin, is a medication used to lower cholesterol levels in the blood. According to the National Health Service (NHS) [2], it is essential to tell a doctor or pharmacist about any other medication or supplement being taken before starting Lipitor. This is because some medicines and supplements can interact with Lipitor and cause unwanted side effects or make it less effective. The NHS advises caution when taking Lipitor with certain medications such as antibiotics, antifungals, and HIV medications, as well as supplements like St. John's Wort, red yeast rice, and grapefruit juice.

However, the British Heart Foundation (BHF) [3] suggests that some natural remedies may help to lower cholesterol levels and could be used alongside Lipitor. For example, the BHF mentions that plant sterols and stanols, which are found in foods like nuts, seeds, and vegetable oils, can help to reduce cholesterol levels. The BHF also recommends increasing intake of soluble fiber, found in foods like oats and beans, as it can help to lower cholesterol levels. However, it is important to note that these natural remedies should not be used as a substitute for Lipitor or any other prescribed medication.

In conclusion, it is important to inform a doctor or pharmacist of any other medication or supplement being taken before starting Lipitor. While some natural remedies may be helpful in lowering cholesterol levels, caution should be taken as they may interact with Lipitor or other medications. It is recommended to speak with a healthcare professional before starting any new medication or supplement.

Sources:
[2] https://www.nhs.uk/medicines/atorvastatin/taking-atorvastatin-with-other-medicines-and-herbal-supplements/
[3] https://www.bhf.org.uk/informationsupport/heart-matters-magazine/medical/cholesterol-lowering-alternatives