Lipitor is a prescription drug used to lower cholesterol levels in the blood. It is important to be aware of any potential side effects that may occur when taking Lipitor in combination with over-the-counter (OTC) drugs. However, the sources provided do not directly address the question of whether there are any side effects of taking Lipitor with OTC drugs.

The first source [1] provides information about the drug Lipitor, including its active ingredient, dosage, and patent expiration date. It does not provide any information about potential side effects of taking Lipitor with OTC drugs.

The second source [2] provides information about Lipitor, including its uses, dosage, and potential side effects. However, it does not specifically address the question of whether there are any side effects of taking Lipitor with OTC drugs.

The third source [3] is a research article that discusses the efficacy and safety of Lipitor in treating high cholesterol. While the article mentions the potential for drug interactions with Lipitor, it does not provide specific information about potential side effects of taking Lipitor with OTC drugs.

In conclusion, the sources provided do not directly address the question of whether there are any side effects of taking Lipitor with OTC drugs. It is important to consult with a healthcare provider or pharmacist before taking any medications, including OTC drugs, in combination with Lipitor. They can provide information about potential drug interactions and any precautions that should be taken to avoid adverse effects.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.drugs.com/lipitor.html
[3] https://www.ahajournals.org/doi/full/10.1161/circulationaha.105.552257