Lipitor, also known by its generic name atorvastatin, is a medication primarily used to lower cholesterol levels and reduce the risk of cardiovascular diseases. While it is generally considered safe and well-tolerated, there are potential side effects associated with taking Lipitor alone.

According to the Drug Patent Watch website, common side effects of Lipitor include headache, muscle pain, diarrhea, and constipation [1]. These side effects are generally mild and temporary, and most individuals can continue taking the medication without any problems. However, if these side effects persist or become severe, it is recommended to consult a healthcare professional.

A study published in the journal Pharmacotherapy examined the safety profile of atorvastatin, including its side effects [2]. The study found that muscle-related adverse effects, such as myalgia (muscle pain) and myopathy (muscle disease), are potential side effects of atorvastatin therapy. However, these side effects are relatively rare, occurring in less than 1% of patients.

Another study published in the journal Clinical Therapeutics investigated the safety and tolerability of atorvastatin in a large patient population [3]. The study found that the most common side effects of atorvastatin were gastrointestinal symptoms, such as abdominal pain, diarrhea, and dyspepsia (indigestion). These side effects were generally mild and did not require discontinuation of the medication.

It is important to note that while Lipitor is generally well-tolerated, there are some rare but serious side effects that can occur. These include liver damage, allergic reactions, and an increased risk of developing diabetes. However, these side effects are very rare and occur in a small percentage of patients.

In conclusion, Lipitor (atorvastatin) is a commonly prescribed medication for lowering cholesterol levels and reducing the risk of cardiovascular diseases. While it is generally safe and well-tolerated, there are potential side effects associated with its use. Common side effects include headache, muscle pain, diarrhea, and constipation. Rare but serious side effects may include liver damage, allergic reactions, and an increased risk of developing diabetes. It is important to consult a healthcare professional if any side effects persist or become severe.

Sources:
[1] Drug Patent Watch. Lipitor side effects. Retrieved from: https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] Pharmacotherapy. Safety profile of atorvastatin. Retrieved from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3804389/
[3] Clinical Therapeutics. Safety and tolerability of atorvastatin. Retrieved from: https://pubmed.ncbi.nlm.nih.gov/15867169/