Lipitor (atorvastatin) is a widely prescribed medication used to lower cholesterol levels in the body. According to Drug Patent Watch [1], Lipitor was approved by the FDA in 1996 and has since become one of the most prescribed medications in the United States. As of 2021, Lipitor is available in generic form, which has made it more affordable for many patients.

However, as with any medication, Lipitor can interact with other drugs and cause adverse effects. GoodRx [2] lists several medications that may interact with Lipitor, including certain antibiotics, antifungal medications, and immunosuppressants. These interactions can increase the risk of muscle pain, liver damage, and other serious side effects.

WebMD [3] also notes that Lipitor should not be taken with grapefruit juice, as this can increase the risk of side effects. Patients should also inform their doctor of any other medications they are taking before starting Lipitor to ensure that there are no potential interactions.

In conclusion, while Lipitor is a commonly prescribed medication, it is important for patients to be aware of potential drug interactions and to inform their doctor of any other medications they are taking. By doing so, patients can help prevent adverse effects and ensure that they are receiving the most effective treatment for their cholesterol levels.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.goodrx.com/atorvastatin/interactions
[3] https://www.webmd.com/drugs/2/drug-3330/lipitor-oral/details