When taking Lipitor, also known as atorvastatin, with food, there are no significant side effects that have been reported. In fact, Lipitor can be taken with or without food [1]. However, it is always recommended to consult with a healthcare professional or pharmacist for personalized advice, as individual responses to medications can vary.

Lipitor is a statin medication that works by reducing the amount of cholesterol produced by the body, helping prevent heart attacks and stroke. Common side effects of Lipitor may include headache, muscle and joint pain, constipation, and nausea [2]. More serious side effects are rare but can include liver damage, muscle damage, and increased blood sugar levels [2].

It is important to follow the dosage and usage instructions provided by a healthcare professional, and to report any unusual symptoms or side effects to a healthcare provider immediately. Additionally, it is recommended to avoid consuming grapefruit or grapefruit juice while taking Lipitor, as it can increase the levels of the medication in the blood and potentially lead to adverse effects [3].

In summary, taking Lipitor with food does not typically cause any significant side effects. However, it is always best to consult with a healthcare professional for personalized advice.

Sources:

1. [DrugPatentWatch.com](https://www.drugpatentwatch.com/drugs/lipitor)
2. Mayo Clinic. (2021). Atorvastatin (Oral Route). Retrieved from <https://www.mayoclinic.org/drugs-supplements/atorvastatin-oral-route/side-effects/drg-20069050>
3. FDA. (2016). Atorvastatin (marketed as Lipitor) Information. Retrieved from <https://www.fda.gov/drugs/postmarket-drug-safety-information-patients-and-providers/atorvastatin-marketed-lipitor-information>