Lipitor is a prescription medication used to lower cholesterol levels in the blood. According to the sources provided, the availability of discounts for Lipitor may vary depending on the source.

The first source, Drug Patent Watch [1], provides information on the expiration date of Lipitor's patent, which occurred in November 2011. This means that other companies are now able to produce generic versions of the drug, which may be available at a lower cost than the brand-name Lipitor.

The second source, Lipitor's official website [2], offers a savings card that may be used to reduce the cost of the medication for eligible patients. This savings program is ongoing and provides eligible patients with a maximum savings of up to $75 per prescription fill. Patients can check the website to see if they are eligible and download the savings card.

The third source, GoodRx [3], is a website that provides information on prescription drug prices and discounts. According to the website, the cost of atorvastatin (the generic version of Lipitor) varies depending on the pharmacy and location. GoodRx offers coupons and discounts that may be used to reduce the cost of atorvastatin at participating pharmacies.

In summary, the availability of discounts for Lipitor may vary depending on the source. While the patent for Lipitor has expired, generic versions of the drug may be available at a lower cost. Lipitor's official website offers an ongoing savings program for eligible patients, and GoodRx provides coupons and discounts for atorvastatin at participating pharmacies.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.lipitor.com/en/savings
[3] https://www.goodrx.com/atorvastatin