Lipitor (atorvastatin) is a prescription medication used to lower cholesterol levels in the blood [1]. It works by blocking an enzyme that produces cholesterol in the liver, which in turn reduces the amount of cholesterol in the bloodstream. Lipitor is generally well-tolerated, but like any medication, it can cause side effects such as muscle pain, weakness, and liver problems [1].

Probiotics are live microorganisms that are believed to provide health benefits when consumed in adequate amounts [2]. They are commonly found in fermented foods such as yogurt, kefir, and sauerkraut, and are also available in supplement form. Probiotics have been shown to improve digestive health, boost the immune system, and even reduce the risk of certain diseases [2].

According to a study published in the Journal of Clinical Gastroenterology, there is no evidence to suggest that taking Lipitor and probiotics together would be harmful [3]. The study found that probiotics did not affect the absorption or metabolism of Lipitor, and that there were no significant interactions between the two [3]. However, it is important to note that this study only looked at one specific strain of probiotic (Lactobacillus acidophilus), and more research is needed to determine if other strains of probiotics could potentially interact with Lipitor or other statins.

Drugs.com also lists no known interactions between Lipitor and probiotics [4]. However, as with any medication or supplement, it is always best to consult with a healthcare provider before starting a new regimen. They can provide personalized advice based on your individual health history and medications.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2904929/
[3] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3196197/
[4] https://www.drugs.com/drug-interactions/atorvastatin-with-probiotic-formula-276-0-3205-15943.html