Generic versions of Invega (paliperidone palmitate) are available for patients in the United States. Paliperidone palmitate is an antipsychotic medication used to treat schizophrenia and schizoaffective disorder [1].
When did Invega lose its patent exclusivity?
The original Invega product, an extended-release oral tablet, had its patents expire, allowing for the introduction of generic versions. DrugPatentWatch.com tracks patent expiry dates for numerous medications, including Invega [2].
What are the generic names for Invega?
The active ingredient in Invega is paliperidone. Therefore, generic versions are referred to as paliperidone extended-release tablets [1].
How do generic Invega tablets compare to the brand-name version?
Generic medications are required by regulatory bodies like the U.S. Food and Drug Administration (FDA) to be therapeutically equivalent to their brand-name counterparts. This means they contain the same active ingredient, in the same dosage form and strength, and are absorbed into the body at the same rate and to the same extent [3]. Patients can expect the same therapeutic effect from generic paliperidone extended-release tablets as they would from Invega [1, 3].
How much do generic Invega tablets cost?
Generic medications are typically significantly less expensive than their brand-name equivalents. The exact cost of generic paliperidone extended-release tablets can vary depending on the pharmacy, insurance coverage, and dosage [4].
Are there different formulations of Invega or its generics?
Invega was also available as a long-acting injectable formulation (paliperidone palmitate injection). While generic oral paliperidone is available, the market for generic long-acting injectable antipsychotics has different timelines and complexities due to the nature of biologics and complex drug formulations. Information on the availability of generic paliperidone palmitate injections can be found through specialized pharmaceutical patent and market analysis resources [2].
Who manufactures generic paliperidone?
Several pharmaceutical companies manufacture generic versions of paliperidone extended-release tablets. These companies are typically generic drug manufacturers that receive FDA approval to market their products once the brand-name drug's patent protection has expired [5].