Rivastigmine transdermal system is indicated for the treatment of mild, moderate and severe memory problems (dementia) associated with Alzheimer’s disease and for the treatment of mild and moderate dementia associated with Parkinson’s disease.

Alvogen’s product is the first generic version of the rivastigmine transdermal system in the US. It will be marketed by Alvogen in three strengths (4.6 mg/24 hrs, 9.5 mg/24 hrs and 13.3 mg/24 hrs). Alvogen is the first filer for the 13.3 mg/24 hrs strength, giving the company 180 days of marketing exclusivity, for this strength.

Rival generics maker Actavis has also filed an abbreviated new drug application for the three strengths of the rivastigmine transdermal system [1].

Novartis’s Exelon patch, had sales of approximately US$400 million in the US during 2014, according to IMS data.

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Reference
1. GaBI Online - Generics and Biosimilars Initiative. Actavis confirms generic Alzheimer’s patch patent challenge [www.gabionline.net]. Mol, Belgium: Pro Pharma Communications International; [cited 2015 Sep 25]. Available from: www.gabionline.net/Generics/News/Actavis-confirms-generic-Alzheimer-s-patch-patent-challenge

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