Lipitor is a brand name for the drug atorvastatin, which is a type of medication called a statin that is used to lower cholesterol levels in the blood. According to DrugPatentWatch [1], the patent for Lipitor expired in 2011, which means that there are now generic versions of the drug available. These generic versions are generally less expensive than the brand-name drug.

The Mayo Clinic [2] explains that there are several different types of statins available, and they all work in slightly different ways. Some of the most commonly prescribed statins include atorvastatin (Lipitor), simvastatin (Zocor), and rosuvastatin (Crestor). Each of these drugs has its own benefits and drawbacks, and the choice of which drug to use will depend on a number of factors, including the patient's medical history and the severity of their cholesterol problem.

GoodRx [3] provides a comparison chart of different statins and their intensity levels. The chart shows that atorvastatin (Lipitor) is considered a high-intensity statin, which means that it is generally more effective at lowering cholesterol levels than some of the other drugs in the same class. However, it is also associated with a higher risk of side effects.

In terms of how Lipitor free options compare, it is important to note that there are other statins available that may be just as effective at lowering cholesterol levels. However, it is important to talk to a healthcare provider to determine which medication is right for each individual patient. Additionally, generic versions of Lipitor may be less expensive than the brand-name drug, which may be a consideration for some patients.

Overall, while Lipitor is a highly effective medication for lowering cholesterol levels, there are other options available that may be just as effective. Patients should talk to their healthcare provider to determine which medication is right for them based on their medical history and individual needs.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.mayoclinic.org/diseases-conditions/high-blood-cholesterol/in-depth/cholesterol-medications/art-20050958
[3] https://www.goodrx.com/classes/statins/intensity-comparison-chart