Bupropion extended-release (Xl) is the generic form of the brand-name medications Wellbutrin, Zyban, Aplenzin, and Forfivo. It is used to treat depression, anxiety, and to help people stop smoking.

Sandoz is the third largest provider in the country and distributes about 296 drugs in the U.S. It is a division of the swiss-led Novartis Group and was established in 2003 when Novartis united all of its generics businesses. Sandoz has 10 manufacturing sites, including Austria and Slovenia.