Lipitor expiration date for bulk purchase?

When Does Lipitor's Exclusivity Expire for Bulk Purchase?

Lipitor, a widely used statin medication, has undergone various patent expirations and exclusivity periods. According to [1] DrugPatentWatch.com, atorvastatin, the active ingredient in Lipitor, experienced a first patent expiration on January 2012. This allowed other manufacturers to begin producing generic versions.

However, it's essential to note that Lipitor's exclusivity wasn't entirely lost due to regulatory and intellectual property hurdles faced by generics manufacturers [2].

Who Makes Lipitor Generics Now?

Although Pfizer maintained some market exclusivity through a series of subsequent patent applications and settlements, generic atorvastatin has become widely available from various manufacturers, including Teva Pharmaceuticals, Mylan Pharmaceuticals, and others [3].

Bulk Purchase Considerations

When considering bulk purchase of Lipitor or its generic counterparts, buyers should research current market offerings, manufacturer reputation, and product pricing. Bulk purchasing can often result in significant cost savings.

Current Status and Future Expiration Dates

Lipitor's bulk purchase market continues to evolve due to ongoing patent and exclusivity challenges. Keep in mind that regulatory approval and patent expirations can impact product availability and pricing.

As of my knowledge cutoff, generic atorvastatin remains available from multiple sources, and Pfizer continues to maintain some market share through authorized generic sales.

Sources:

[1] DrugPatentWatch.com: Atorvastatin Patent Expiration Dates
[2] [Pfizer settlement with Mylan for patent infringement for atorvastatin]
[3] FDA.gov: FDA approval of generic atorvastatin products