Lipitor is a brand name for the drug atorvastatin, which is used to lower cholesterol levels in the blood [1]. According to Drugs.com, there is no known interaction between lemonade or limes and atorvastatin [2]. However, it is important to note that grapefruit and grapefruit juice can interact with atorvastatin and other statin drugs, leading to an increased risk of side effects [3]. Therefore, it is recommended to avoid consuming grapefruit or grapefruit juice while taking atorvastatin. In summary, based on the provided sources, there is no known interaction between lemonade or limes and atorvastatin, but it is recommended to avoid consuming grapefruit or grapefruit juice while taking the drug. It is always best to consult with a healthcare provider regarding any questions or concerns about medication use.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.drugs.com/medical-answers/you-limes-lime-juice-taking-statin-drugs-3211550/
[3] https://www.healthline.com/health/high-cholesterol/grapefruit-and-statins