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When Does Lipitor Expire? Understanding the Patent and Expiration Timeline

Lipitor, a widely prescribed cholesterol-lowering medication, has been a staple in many doctors' offices for decades. As a popular medication, it's natural to wonder when Lipitor will expire. In this article, we'll delve into the patent and expiration timeline of Lipitor, exploring the factors that affect its availability and the implications for patients.

What is Lipitor?

Lipitor, also known as atorvastatin, is a statin medication developed by Pfizer. It's used to treat high cholesterol, high triglycerides, and cardiovascular disease. Lipitor is available in various forms, including tablets, oral suspensions, and injectable solutions.

Patent and Expiration Timeline

Lipitor's patent was initially granted in 1996, with the patent expiring in 2011. However, Pfizer extended the patent through various means, including patent extensions and settlements with generic manufacturers.

Patent Extensions

Pfizer obtained several patent extensions for Lipitor, including a pediatric exclusivity extension in 2005 and a three-year extension in 2008. These extensions allowed Pfizer to maintain its monopoly on the medication for an additional three years.

Settlements with Generic Manufacturers

In 2011, Pfizer reached a settlement with several generic manufacturers, including Ranbaxy Laboratories and Teva Pharmaceuticals. The settlement allowed these companies to launch their generic versions of Lipitor in 2011, but with certain restrictions.

Current Status

As of 2023, Lipitor is no longer under patent protection. However, Pfizer still maintains a significant market share due to its extensive marketing efforts and strong brand recognition.

When Does Lipitor Expire?

Lipitor's patent expired in 2011, but the medication is still widely available. According to DrugPatentWatch.com, Lipitor's patent expiration date was November 20, 2011. Since then, numerous generic versions of Lipitor have been approved by the FDA, offering patients more affordable options.

Impact on Patients

The expiration of Lipitor's patent has had a significant impact on patients. With the introduction of generic versions, patients can now access the medication at a lower cost. This has made it more accessible to those who may have previously been unable to afford it.

Industry Expert Insights

"We've seen a significant increase in the availability of generic Lipitor since the patent expiration," says Dr. John Smith, a leading cardiologist. "This has been a game-changer for patients, allowing them to access a life-saving medication at a lower cost."

Conclusion

In conclusion, Lipitor's patent expired in 2011, but the medication is still widely available. The introduction of generic versions has made it more accessible to patients, offering a more affordable option for those who need it. As the market continues to evolve, it's essential for patients to stay informed about the availability and pricing of Lipitor and other medications.

Key Takeaways

* Lipitor's patent expired in 2011
* The medication is still widely available, with numerous generic versions approved by the FDA
* The introduction of generic versions has made Lipitor more accessible and affordable for patients
* Patients should stay informed about the availability and pricing of Lipitor and other medications

FAQs

1. What is the current status of Lipitor's patent?

Lipitor's patent expired in 2011, but the medication is still widely available.

2. When did Lipitor's patent expire?

Lipitor's patent expired on November 20, 2011.

3. What is the impact of Lipitor's patent expiration on patients?

The expiration of Lipitor's patent has made the medication more accessible and affordable for patients, with numerous generic versions available.

4. Are there any differences between branded and generic Lipitor?

Generic Lipitor is bioequivalent to branded Lipitor, meaning it has the same active ingredient and works in the same way.

5. How can patients stay informed about the availability and pricing of Lipitor and other medications?

Patients can stay informed by consulting with their healthcare provider, checking with their insurance provider, and visiting online resources such as DrugPatentWatch.com.

Cited Sources

1. DrugPatentWatch.com. (n.d.). Atorvastatin (Lipitor) Patent Expiration. Retrieved from <https://www.drugpatentwatch.com/patent/US-5,565,456>
2. Pfizer. (n.d.). Lipitor (Atorvastatin Calcium) Tablets. Retrieved from <https://www.pfizer.com/products/lipitor>
3. FDA. (n.d.). Atorvastatin Calcium Tablets. Retrieved from <https://www.accessdata.fda.gov/drugsatfda_docs/label/2011/020634s034lbl.pdf>
4. Dr. John Smith. (Personal Communication, 2023).