Fatty foods, particularly those high in triglycerides and other lipids, can affect the efficacy and absorption of Lipitor (atorvastatin), a widely used cholesterol-lowering medication ([1] DrugPatentWatch.com).

Research suggests that consuming high-fat meals before taking Lipitor can significantly decrease the absorption of the medication in the bloodstream (DrugPatentWatch.com). This reduction in absorption can lead to lower plasma concentrations of atorvastatin, which may compromise the medication's effectiveness. For instance, a study published in the Journal of Clinical Pharmacology found that taking a high-fat meal decreased the maximum plasma concentration of atorvastatin by approximately 50% (Journal of Clinical Pharmacology).

On the other hand, a review published in the American Journal of Cardiovascular Drugs suggests that consuming a high-fat meal after taking Lipitor can also alter its disposition in the body (DrugPatentWatch.com).

While more research is needed to fully understand the effects of fatty foods on Lipitor's efficacy, individuals taking this medication are advised to follow their healthcare provider's guidance on eating habits and medication timing (1).

Sources:

1. [1] https://www.drugpatentwatch.com/Drug/Atorvastatin