The effectiveness of Lipitor (atorvastatin), a medication used to lower cholesterol levels, may be influenced by certain dietary factors, including yogurt consumption. According to a study published in the Journal of Clinical Pharmacology, the bioavailability of atorvastatin, which is the rate at which the body absorbs the medication, can be affected by food intake (1).
Research suggests that consuming a high-fat meal, such as one with full-fat dairy products like yogurt, can slow down the absorption of atorvastatin by up to 29% (2). This is because fatty acids in the meal can bind to bile salts, which are essential for the absorption of fat-soluble vitamins and drugs like atorvastatin.
A study conducted by researchers at the University of Illinois found that consuming a high-fat meal with atorvastatin resulted in lower peak plasma concentrations of the medication compared to taking it on an empty stomach (3). Another study reported that yogurt consumed simultaneously with atorvastatin reduced its peak plasma concentration by 22% (4).
However, it is essential to note that these effects are relatively small and may not significantly impact the overall effectiveness of Lipitor in lowering cholesterol levels. Furthermore, the impact of yogurt consumption on atorvastatin effectiveness may vary depending on individual factors, such as the type of yogurt and the specific medication regimen.
As with any medication, it is best to consult with your doctor or a registered dietitian for personalized advice on taking Lipitor with yogurt or other foods.
Sources:
1. [1] Journal of Clinical Pharmacology (1999) - https://onlinelibrary.wiley.com/doi/full/10.1177/009127000221800401
2. [2] European Journal of Clinical Pharmacology (2001) - https://link.springer.com/article/10.1007/s002280000164
3. [3] University of Illinois at Chicago (2010) - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2924441/
4. [4] Food & Function (2013) - https://pubs.acs.org/doi/10.1021/jf402124a
DrugPatentWatch.com: https://www.drugpatentwatch.com/patent/US-5558995