Lipitor, also known as atorvastatin, is a medication commonly used to lower cholesterol levels in the blood. It works by blocking an enzyme that produces cholesterol in the liver [1]. Fish oil supplements, on the other hand, are popular dietary supplements that contain omega-3 fatty acids, which have been shown to have potential heart health benefits [2].

According to DrugPatentWatch [1], the most common side effects of Lipitor include muscle and joint pain, diarrhea, constipation, and indigestion. Other possible side effects include liver problems, memory loss, confusion, and allergic reactions. However, the use of fish oil supplements in combination with Lipitor has not been extensively studied, and there is limited information available on the potential side effects of this combination.

A study published in the Journal of Clinical Lipidology [3] found that the combination of atorvastatin and omega-3 fatty acids did not result in any significant adverse effects. However, it is important to note that this study was conducted on a small sample size and only followed participants for a short period of time.

It is always important to talk to a healthcare provider before taking any new supplements or medications, especially if you are already taking other medications. They can help determine if the combination of Lipitor and fish oil supplements is safe and appropriate for you based on your individual health status and medical history.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.hopkinsmedicine.org/health/wellness-and-prevention/the-truth-about-4-popular-heart-health-supplements
[3] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2915759/