Lipitor (atorvastatin) is a medication used to lower cholesterol levels in the blood. According to sources [2] and [3], Lipitor can be taken with or without food. However, it is recommended to take Lipitor at the same time every day. The dosage of Lipitor may vary depending on the individual's medical condition and response to treatment. Therefore, it is essential to follow the instructions of a healthcare professional regarding the dosage and timing of Lipitor.

Sources [2] and [3] do not provide any specific information about how long one should wait after eating to take Lipitor. However, it is generally recommended to take Lipitor at the same time every day, regardless of meals. It is important to note that grapefruit juice should be avoided while taking Lipitor as it can increase the risk of side effects.

Source [1] provides additional information about Lipitor, including its active ingredient, dosage forms, and patent expiration date. However, it does not provide any information about the timing of taking Lipitor after eating.

In summary, Lipitor can be taken with or without food, but it is recommended to take it at the same time every day. Sources [2] and [3] do not provide any specific information about how long one should wait after eating to take Lipitor. Therefore, it is best to follow the instructions of a healthcare professional regarding the timing and dosage of Lipitor.

Sources:
[1] Drug Patent Watch. (n.d.). Lipitor. Retrieved from https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] Drugs.com. (2021, February 11). Should I eat before taking atorvastatin? Retrieved from https://www.drugs.com/medical-answers/eat-food-taking-atorvastatin-3565628/
[3] Mayo Clinic. (2020, December 1). Atorvastatin (Oral Route) Proper Use. Retrieved from https://www.mayoclinic.org/drugs-supplements/atorvastatin-oral-route/proper-use/drg-20067003